1 DOWNERS GROVE SANITARY DISTRICT GENERAL MANAGER'S REPORT April 13, 2018 April Board Meeting Copies of the following items are enclosed for the April 17, 2018 meeting: 1) Proposed Agenda 2) Minutes of the March 20, 2018 regular meeting 3) Minutes of the March 20, 2018 executive session 4) Claim Ordinance 1864 5) Employee Group Coverage Insurance 6) Annual Newsletter Review 7) Unsewered Area Plan Update 8) General Manager Compensation 9) Operations Report – Staffing and Job Duties 10) Agreement with the Water Technology Alliance of Denmark BOLI Meeting There is no BOLI meeting scheduled this month. Operations Reports Copies of the following are enclosed for March operations: 1) Progress Report from Clay on Administrative Services activities. 2) The WWTC Operations Report from Marc. 3) The WWTC/Lift Station Maintenance Report from Jeff. 4) Progress Report from Bob on Collection System Maintenance activities. 5) Progress Report from Ted on Collection System Construction activities. 6) Progress Report from Reese on Laboratory activities. Infiltration/Inflow Removal Work Inspection efforts on private property under the I/I program with the intention of conducting I/I removal is ongoing in the 1-K-028 (Cass and Burlington, WT) area. A map showing progress for this area is included here, as well as a status summary sheet. Flow metering continues, including meters in the 1-M-049 (55 th and Victor, DG) vicinity to evaluate post-rehabilitation performance. We have installed a bolt-down cover on manhole 1-M- 049 to reduce overflows in the vicinity. Financial A copy of the Investment Schedule as of March 31, 2018 is enclosed. The Treasurer’s Report for March, 2018 covering the first eleven months of FY 17-18 is included here, along with a summary cover memo. Meetings I attended the following meetings since the March 16, 2018 General Manager’s report:
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DOWNERS GROVE SANITARY DISTRICT
GENERAL MANAGER'S REPORT
April 13, 2018
April Board Meeting
Copies of the following items are enclosed for the April 17, 2018 meeting:
1) Proposed Agenda
2) Minutes of the March 20, 2018 regular meeting
3) Minutes of the March 20, 2018 executive session
4) Claim Ordinance 1864
5) Employee Group Coverage Insurance
6) Annual Newsletter Review
7) Unsewered Area Plan Update
8) General Manager Compensation
9) Operations Report – Staffing and Job Duties
10) Agreement with the Water Technology Alliance of Denmark
BOLI Meeting
There is no BOLI meeting scheduled this month.
Operations Reports
Copies of the following are enclosed for March operations:
1) Progress Report from Clay on Administrative Services activities.
2) The WWTC Operations Report from Marc.
3) The WWTC/Lift Station Maintenance Report from Jeff.
4) Progress Report from Bob on Collection System Maintenance activities.
5) Progress Report from Ted on Collection System Construction activities.
6) Progress Report from Reese on Laboratory activities.
Infiltration/Inflow Removal Work
Inspection efforts on private property under the I/I program with the intention of conducting I/I
removal is ongoing in the 1-K-028 (Cass and Burlington, WT) area. A map showing progress
for this area is included here, as well as a status summary sheet.
Flow metering continues, including meters in the 1-M-049 (55th and Victor, DG) vicinity to
evaluate post-rehabilitation performance. We have installed a bolt-down cover on manhole 1-M-
049 to reduce overflows in the vicinity.
Financial
A copy of the Investment Schedule as of March 31, 2018 is enclosed.
The Treasurer’s Report for March, 2018 covering the first eleven months of FY 17-18 is
included here, along with a summary cover memo.
Meetings
I attended the following meetings since the March 16, 2018 General Manager’s report:
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-March 22 attended World Water Day Water Tech Conference sponsored by Current, in
Chicago.
-March 27 hosted University of Illinois ISTC energy efficiency engineers on tour of WWTC.
-March 29 attended Village of Downers Grove Administrators’ lunch meeting.
-April 3 and 6 assisted with plant tours for Downers Grove South High School environmental
science classes.
-April 3 attended IAWA collection system committee meeting in Warrenville, to plan June
Collection System Seminar. Bob also attended.
-April 4 assisted with plant tours for Clarendon Hills Middle School science classes.
-April 10 met with IEPA Energy program manager to discuss Energy Assessment Programs.
-April 12 attended DRSCW Executive Board Meeting in Naperville. Larry also attended.
-April 13 hosted delegation from Costa Rican National Water Commission for tour of WWTC.
Miscellaneous
I was off sick on April 9.
Copies of the following items are enclosed:
1) General Manager’s Reports to Employees dated March 30 and April 13, 2018.
2) ACEC Award for WWTC Phase 2 Combined Heat and Power Project.
3) Progress report to IEPA documenting phosphorus optimization efforts in WWTC
operations.
cc: WDVB, ASK, PWC, BOLI, TTC, WCC, MGP
DOWNERS GROVE SANITARY DISTRICT BOARD OF TRUSTEES MEETING APRIL 17, 2018 – 7:00 PM PROPOSED AGENDA
I. APPROVAL OF MEETING MINUTES
A. REGULAR MEETING – MARCH 20, 2018 B. EXECUTIVE SESSION – MARCH 20, 2018
II. APPROVAL OF CLAIM ORDINANCE NO. 1864
III. PUBLIC COMMENT
IV. OLD BUSINESS
V. NEW BUSINESS
A. INSURANCE – EMPLOYEE GROUP COVERAGE B. ANNUAL NEWSLETTER REVIEW C. UNSEWERED AREA PLAN UPDATE D. GENERAL MANAGER’S COMPENSATION E. OPERATIONS REPORT – STAFFING AND JOB DUTIES F. AGREEMENT WITH THE WATER TECHNOLOGY ALLIANCE OF DENMARK
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March 20, 2018
MINUTES
The monthly meeting of the Downers Grove Sanitary District Board of Trustees was held on
Tuesday, March 20, 2018, convening at 7:00 p.m. The meeting was held at the District's
Administration Center, 2710 Curtiss Street, Downers Grove. Present were President Wallace D.
Van Buren, Trustee Amy S. Kovacevic, Trustee Paul W. Coultrap, General Manager Nicholas J.
Menninga, Administrative Supervisor W. Clay Campbell, Information Coordinator Alyssa J.
Caballero and Attorney Michael G. Philipp.
Minutes of Regular Meeting – February 13, 2018
A motion was made by Trustee Coultrap seconded by Trustee Kovacevic approving the minutes
of the regular meeting held on February 13, 2018 as presented and authorizing the President and
Clerk to sign same. The motion carried. (Votes recorded: Ayes–Van Buren, Kovacevic and
Coultrap.)
Claim Ordinance No. 1863
A motion was made by Trustee Kovacevic seconded by Trustee Coultrap adopting Claim
Ordinance No. 1863 in the total amount of $974,148.82 as presented and authorizing the President
and Clerk to sign same. The motion carried. (Votes recorded: Ayes–Van Buren, Kovacevic and
Coultrap.)
Public Comment – None
Old Business – None
New Business:
Amended Appropriation Ordinance and Budget for Fiscal Year 2017-18
The Fiscal Year 2017-18 Amended Appropriation Ordinance and Budget was reviewed at the
February Board meeting and has been available for public review since February 14 following a
public notice of availability. An increase of $250,000 in Treatment Center Capital Improvements
was proposed bringing the new grand total appropriation to $12,550,000. A motion was made by
Trustee Coultrap seconded by Trustee Kovacevic approving the Fiscal Year 2017-18 amended
budget and adopting the Fiscal Year 2017-18 Amended Appropriation Ordinance as proposed and
authorizing the President and Clerk to sign same. The motion carried. (Votes recorded: Ayes–
Van Buren, Kovacevic and Coultrap.)
Five Year Financial Plan and Budget Approval – FY 2018-19
The Five Year Financial Plan and Budget were reviewed at the February Board meeting and have
been available for public review since February 14 following a public notice of availability. A
motion was made by Trustee Kovacevic seconded by Trustee Coultrap approving the Five Year
Financial Plan for Fiscal Years 2018-19 to 2022-23 which includes the budget for Fiscal Year
2018-19. The motion carried. (Votes recorded: Ayes–Van Buren, Kovacevic and Coultrap.)
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Adopt Appropriation Ordinance for Fiscal Year 2018-19
The Fiscal Year 2018-19 Appropriation Ordinance was reviewed at the February Board meeting
and has been available for public review since February 14 following a public notice of availability.
The Ordinance establishes the spending limits for the year including operation and maintenance
and capital improvements for all areas of District operations. A motion was made by Trustee
Coultrap seconded by Trustee Kovacevic adopting the Fiscal Year 2018-19 Appropriation
Ordinance and authorizing the President and Clerk to sign same. The motion carried. (Votes
recorded: Ayes–Van Buren, Kovacevic and Coultrap.)
Adopt Ordinance Amending Fees
General Manager Menninga presented Ordinance No. ORD 18-01. This ordinance increases various
District fees and charges to the following amounts:
a) Permit inspection fees - $208 per building sanitary service for single family class
or $344 per building sanitary service (or $198 per building sanitary service if no
work on building sanitary service is required) for all other classes.
b) Tap-in fee - $886 per population equivalent (P.E.).
c) Trunk sewer service charges - $411 per P.E.
d) Lateral sewer charge - $11,431 per building drain to near side property and $8,281
per building drain to far side property.
e) Sewer construction inspection fee - $65 per hour straight time and $97.50 per hour
overtime.
f) Surcharge rate - $0.26 per pound for biochemical oxygen demand (BOD) and
$0.33 per pound for suspended solids (SS).
g) Monthly service fee - $16.00 per month.
h) Sampling and monitoring charge – This charge will vary from $5.35 per month to
$118.76 per month depending on the type of user.
A motion was made by Trustee Coultrap seconded by Trustee Kovacevic adopting Ordinance No.
ORD 18-01 and authorizing the President and Clerk to sign same. The motion carried. (Votes
recorded: Ayes–Van Buren, Kovacevic and Coultrap.)
Insurance Renewals for FY 18-19
Administrative Supervisor Campbell reviewed the proposal for renewal of the District’s property
and liability coverages effective April 14. The proposal included Property, General Liability,
Automobile, Public Officials Liability, Umbrella Liability, Fidelity and Crime, Tank Storage
Pollution Liability, Cyber-Liability and Workers Compensation. Staff’s recommendation is to
switch the Property, General Liability, Automobile, Public Officials Liability, Umbrella Liability,
Fidelity and Crime and Workers Compensation lines of coverage from Travelers Insurance Co. to
Selective Insurance Group, Inc. The Property policy with Selective includes Equipment
Breakdown coverage through Inland Marine. Staff also recommended to renew the existing Cyber-
Liability coverage through Travelers and the existing Tank Storage Pollution Liability coverage
through Crum & Forster. By making these changes, total annual premiums are proposed at
$179,993. A motion was made by Trustee Kovacevic seconded by Trustee Coultrap authorizing
the Administrative Supervisor to change the District’s insurance coverages as presented in his
March 16, 2018 memo. The motion carried. (Votes recorded: Ayes–Van Buren, Kovacevic and
Coultrap.)
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Recapture Agreement – 6006 Woodward, Downers Grove
General Manager Menninga presented a Recapture Agreement between the District and a private
developer, Greenscape Homes-KPN LLC. The Agreement is for a sanitary sewer extension on
Woodward Avenue between 59th Street and 61st Street in Downers Grove. A motion was made by
Trustee Coultrap seconded by Trustee Kovacevic approving the Recapture Agreement for the
sanitary sewer extension on Woodward Avenue between 59th Street and 61st Street in Downers
Grove and authorizing the General Manager and Assistant Clerk to sign same. The motion carried.
(Votes recorded: Ayes–Van Buren, Kovacevic and Coultrap.)
Operations Report – IMRF
General Manager Menninga presented an operations report reviewing the Illinois Municipal
Retirement Fund (IMRF). The report covered benefits, IMRF account management, payments to
IMRF including employee and employer contributions and audited financial statements.
Other New Business
Trustee Kovacevic congratulated Irene Taylor for her 25 year anniversary with the District. She
welcomed the two new part-time secretaries to the District. She also discussed the Lego League
Jr. expo that she recently attended. She commented on the installation of the new used cooking oil
recycling cabinet, the six excursions over permit limits in February noted in Operations Supervisor
Majewski’s report and the drive replacement noted in Maintenance Supervisor Barta’s report.
Trustee Kovacevic also commended laboratory staff, Malwina Serpa and Kenny Lookingbill, for
their hard work noted in Laboratory Supervisor Berry’s report. Lastly, she inquired about the
upcoming DuPage County River Sweep.
Trustee Coultrap commented on the installation of the new Westmont dropbox, the recent Lego
League Jr. expo that Trustee Kovacevic attended and the installation of the new used cooking oil
recycling cabinet and the new copier. He also inquired about the employee health insurance survey
and the upcoming DuPage County River Sweep.
Trustee Van Buren inquired about the progress of District staff and public officials filing the
required Economic Interest Statements with DuPage County and the combined pit violation found
during I&I removal inspections in Westmont noted in Sewer System Maintenance Supervisor
Swirsky’s report. He also congratulated Irene Taylor for her 25 year anniversary with the District.
A motion was made by Trustee Van Buren seconded by Trustee Coultrap to recess the regular
meeting and convene an executive session at 8:01 p.m. under exception 2(c)1 of the Open
Meetings Act to discuss the compensation and performance of specific employees of the District.
The motion carried. (Votes recorded: Ayes-Van Buren, Kovacevic and Coultrap.)
A motion was made by Trustee Kovacevic seconded by Trustee Coultrap to reconvene the
regular meeting at 8:08 p.m. The motion carried. (Votes recorded: Ayes- Van Buren, Kovacevic
and Coultrap.)
A motion was made by Trustee Coultrap seconded by Trustee Kovacevic to adjourn the regular
meeting at 8:09 p.m. The motion carried.
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Approved: April 17, 2018
____________________________
President
Attest: ____________________________
Clerk
This attachment has been removed for its contents are
currently confidential.
Downers Grove, Illinois Date: April 17, 2018 Claim Ordinance No. 1864 An Ordinance Providing for the Payment of Certain Claims. WHEREAS, it appears to the Board of Trustees of the Downers Grove Sanitary District that there are certain claims against said District which would be allowed and paid therefore, BE IT ORDAINED, by the Board of Trustees of the Downers Grove Sanitary District That the following claims be and they are hereby approved and ordered paid and that an order be drawn on the Treasurer of said District out of the funds shown below. Said claims, totaling $1,111,083.32 being in words and figures as follows:
Date Purchased From Description Code Amount Ck No.03/19/18 Ron T De Los Santos BSSRAP Rodding Refund 14.B910 350.00 350504/04/18 Costco Coffee & Detergent for Plant 12.B116 109.25 3506
459.25Expense by code12.B116 109.2514.B910 350.00
459.25
Petty Cash Checking Reimbursement
Total Receipts/Reimbursement
Date: 04/13/18 P - 350Due Date: 04/17/18Invoice #: Cash Box
Date Purchased From Reimbursed To Description Code Amount3/16/2018 USPS Postage Due 11.B119 0.593/22/2018 Carribean Corner Supervisor Lunch 11.B117 64.533/23/2018 USPS Postage Due 11.B119 0.503/28/2018 USPS Postage Due 11.B119 3.754/9/2018 Sec Of State Siamak Azarnia CDL Renewal Reimbursement 12.B117 30.004/13/2018 11.B116 6.24
105.61
Expense by code11.B116 6.2411.B117 64.5311.B119 4.8412.B117 30.00Total 105.61
Petty Cash Reimbursement
Total Receipts
Cash Box Adjustment - Close Out Fiscal Year - Shortage
1
DOWNERS GROVE SANITARY DISTRICT
M E M O TO: Nicholas J. Menninga General Manager FROM: W. Clay Campbell Administrative Supervisor DATE: April 13, 2018 RE: Employee Group Insurance Renewals The purpose of this Memo is to review the District's employee group insurance benefits plan and provide a recommendation for the June 1, 2018 renewal. This past year, the District staff chose again to calculate and set a composite (standard) rate for each class of coverage rather than passing on to each employee the medical carrier’s age-rated premiums that are billed to the District. This ultimately means that for a particular plan, each associated premium for any given tier of coverage is fixed regardless of the covered individuals’ ages. Four years ago we began collecting contributions from employees to help control the cost of coverage paid by the District, and to continue aligning ourselves with industry norms. The District began requiring premium contributions in June 2014 for those employees and eligible dependents that elected to take the PPO plan offered through Humana and in June 2015 we began requiring premium contributions for those employees and eligible dependents that elected to take either the PPO plan or a richer HMO plan offered through BlueCross BlueShield of Illinois (BCBSIL). This past year we offered four different plans (two HMO-styled plans and two PPO-styled plans). To assist in analyzing the renewal and to provide a historical perspective, we prepared the attached History of Premiums and Benefits, along with a recommended benefit offering to employees for coverage for the next year (Options 1, 2, 3 & 4 as a package). The current employee census is applied to all plans on the sheet (including historical plans). The actual historical amounts paid varied with changes in our employee demographics. We again utilized the services of a consultant, GCG Financial, for this renewal, who has consulted on previous annual renewals since 2003. History A chronological summary of recent renewals is as follows: 2015 The District switched its medical coverage from Humana to BCBSIL with the rollout of
three different plans for employees to choose from (a PPO option requiring employee premium contribution, an HMO option at no cost to the employee, and a richer HMO requiring employee premium contribution), renewed the dental coverage with Humana CompBenefits and continued the vision coverage with EyeMed Vision Care for an overall percent change in health insurance (medical, dental and vision) premiums from the prior year at 2.13% after employee premium contributions were applied.
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2016 The District maintained its medical coverage with BCBSIL and offered a total of four different plans for employees to choose from (an HMO option at no cost to the employee, a richer HMO requiring employee premium contribution, a PPO option with a narrower provider network offering requiring employee premium contribution, and a rich hybrid PPO option requiring employee premium contribution), renewed the dental coverage with Humana CompBenefits and continued the vision coverage with EyeMed Vision Care for an overall percent change in health insurance (medical, dental and vision) premiums from the prior year at -1.09% after employee premium contributions were applied.
2017 The District maintained its medical coverage with BCBSIL and offered a total of four
different plans for employees to choose from (a single provider (Advocate) HMO option at no cost to the employee, a richer HMO requiring employee premium contribution, a PPO option with a narrower provider network offering requiring employee premium contribution, and a rich hybrid PPO option requiring employee premium contribution), renewed the dental coverage with Humana CompBenefits and continued the vision coverage with EyeMed Vision Care for an overall percent change in health insurance (medical, dental and vision) premiums from the prior year at -3.59% after employee premium contributions were applied.
Dental and Vision Coverage For dental coverage, Humana has decided to finally convert its CompBenefits dental plans to official Humana Dental plans which offers unlimited annual coverage limits for dental claims. Unfortunately, such a conversion in benefits would result in a 21.7% increase in premiums. The District has been able to consistently maintain its dental coverage through Humana CompBenefits since 2013 with no rate increases or plan design changes at the board approval stage due to work by staff and our broker to consistently request rate relief and provide competing quotes from alternative carriers. The District did receive an additional competitive quote from Principal Insurance which would only increase dental premiums by 2.92%. Principal is typically characterized as a good carrier and offers decent provider network per our broker, As well, Principal also has a consistent practice in the insurance market of raising premiums sometimes as high as 10-15% in the subsequent year after gaining a new group’s business and that is why staff encouraged its broker to obtain this quote assuming a two-year rate guarantee. Staff and the District’s broker are both recommending switching the dental insurance coverage to Principal Insurance at this time. For vision coverage, the District will be starting year 3 of a 4-year rate guarantee and thus requires no action. Medical Insurance Survey to Employees In late February, staff circulated an employee medical insurance survey for their input. It was made clear to employees that the surveys were anonymous and voluntary in nature. We received responses from 27 of the 35 full-time employees provided with a survey. The survey questions were initially provided to staff from GCG Financial, our health insurance broker, and then customized for our particular group and needs. Staff determined that this information could be helpful in determining which types of benefits are being utilized/valued most by employees and
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their dependents, and how such information could guide the District's group health insurance renewal process. The response data was compiled and analyzed as follows:
Staff also asked employees that if the District could not avoid making plan changes or switching carriers to control premium increases, what would be their preference for the types of changes being made? There were four options to choose from and employees were asked to rank them in order of preference - #1 indicating most preferred change through #4 indicating least preferred change. The percentage of employees that rated each type of change is indicated in each of the line charts below:
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Much of this information assisted staff in determining which features or benefits of the District's insurance offerings were of greatest value and provided staff with insight in further customizing this benefit offering for employees. Medical renewal with Alternate Carriers This year, staff obtained information for medical renewals from the current provider, BCBSIL, and from competing carriers Humana and UnitedHealthCare (UHC). On a straight renewal basis (minor changes were made to plan design or benefit levels by the carrier) and without considering employee premium contributions or setting composite rates at all, BCBSIL came in at a 13.7% increase over existing rates, Humana with a 29.5% increase over existing rates, and UHC with a 35.8% increase over existing rates. As a result of these rates, Humana and UHC were immediately thrown out as potential carriers. 2018 Renewal Options We have developed four plan options that are under the amount budgeted for group health insurance for fiscal year 2018-19. Our broker has informed us that we can offer all four medical options to our group with no minimum participation required for any one particular plan. The District has noticed with our renewal rates from BCBSIL that there were some marked price increases for all of the District's existing plans. As a result, staff that the best adjustment would be to keep two of the four existing plans (with some appropriate premium contribution adjustments) and select two new plans that would provide employees with some alternatives if the existing plans with premium contributions adjustments were no longer of interest: 1) Option 1 in the History table – Switch to a new PPO-styled plan offering through BCBSIL that offers higher deductibles and doctor co-pays. This new plan is a replacement for an existing plan that currently only has 3 employee subscribers enrolled (their eligible dependents are also on the plan). This could be an attractive plan for those employees and covered dependents that wish to utilize the BCBSIL narrow tier of PPO coverage (which is still fairly broad in our area) and anticipate low utilization. This plan option continues to offer significant value to employees that need coverage and/or may plan on minimal utilization of the plan. This plan would not require employees to share the premiums with the District. Staff felt that it continued to be important to offer a no-cost option for the employees. The premium is low enough that if all employees took this coverage, the District would pay less in premiums than the current year. 2) Option 2 in the History table – Switch to a new HMO-styled plan offering through BCBSIL that would offer reasonable benefits (would introduce a deductible of $2,000 in comparison to the richer HMO which has none) on the same network as the richer HMO. The plan that this replaced was an Advocate provider-only plan and only had one employee (plus spouse) subscribing to it. Staff has seen an increasing enrollment in the District's rich HMO plan in recent years and we determined it was in the best interest of the employees to still offer an HMO option that offered attractive doctor co-pays and access to the full HMO network with a modest premium contribution. This plan would require employees to share the premiums with the District, with rates set similar to the existing rich HMO in the current plan year.
6
3) Option 3 in the History table – Renewal of existing coverage with continuing to offer the same very rich HMO styled plan through BCBSIL with a deductible of $0, even lower co-pays and lower out-of-pocket maximums. The only change to this plan's benefits is a slightly changed prescription drug co-pay structure. This plan would require employees to share the premiums with the District, at rates significantly higher than last year for essentially the same plan design to correct for market pricing changes by BCBSIL. 4) Option 4 in the History table - Renewal of existing coverage continuing to offer the hybrid PPO-styled plan through BCBSIL. This PPO plan does offer its participants the flexibility to utilize two different PPO networks – a thinner network with better co-pays, deductibles and out-of-pocket maximums and the full PPO network with high co-pays, deductibles and out-of-pocket maximums. This enables the employee to have some say in their costs in using this coverage while still providing the flexibility of the full BCBSIL PPO network. BCBSIL did make a few minor changes to the plan design, but overall the same overall plan design remains. This plan would require employees share the premiums with the District, at rates significantly higher than the current year’s contribution rates. Even with some changes to the benefit levels under this plan, it continues to offer significantly better benefits and a broader network than the other plan options. Life Insurance Coverage The District is currently in year two of a three year rate guarantee with Kansas City Life/NIS and thus no action is required. Employee Premium Contributions Below is a table highlighting the recommended employee premium contribution requirements for those employees that select Options 2 (less rich HMO), 3 (richer HMO) or 4 (richer hybrid PPO). Please note that these amounts are approximations at this time and staff may need to adjust these amounts prior to the first payroll for ease of administration and equity. Also, please note that employees will be able to utilize the District's existing Flexible Savings Account to have their premium contributions deducted from their paychecks on a pre-tax basis.
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Recommendations for Renewal For the June 1, 2018 renewal, I am recommending that the District offer the four options listed above in this memo dated April 13, 2018 for medical insurance coverage with BlueCross BlueShield of Illinois and switch the dental coverage Principal Insurance with an overall percent change of 6.18% in health insurance (medical, dental and vision) and life insurance premiums from the prior year. This percent change is calculated by comparing estimated premiums using the composite rates from one year to the next – when compared to the actual age-rated billed rates from BCBSIL, the overall expense may vary slightly considering the composition of the District’s group being insured. The proportional change from one plan year to the next is still a largely accurate representation of the overall trend in increases and decreases. By staff continuing to set composite rates and provide flexible plan offerings to our group, we are able to offset any anticipated overall medical increase that would normally occur with no changes. This number will vary depending upon plan selection by the employees, but staff has determined that the range of consequences for employees utilizing these specific plans using set rates is a range of costs where the lowest increase would cap out at 0.62% (all of the employees and eligible dependents take the new less rich PPO plan) and the highest increase would cap out at 7.89% (all of the employees and eligible dependents take the richer PPO plan). All other possible enrollment scenarios fall within that window. Overall, the striking of composite rates and these related calculations have been made conservatively with an intent of tracking closely to the traditionally budgeted 6% increase in these costs. Staff feels that this recommendation provides very slight shifts in the District’s cost to provide this comprehensive benefit and continues to assist employees in making the transition to required premium contributions across 3 out of the 4 plan offerings.
OPTION 2 (Less Rich HMO) Annual Employee Contribution Per Paycheck for Hrly Per Paycheck for Sups
Employee Only $130.00 $5.00 $5.42 Employee Plus Spouse $520.00 $20.00 $21.67
Employee Plus Children $455.00 $17.50 $18.96 Family $715.00 $27.50 $29.79
OPTION 3 ( Richer HMO) Annual Emp. Contribution Per Paycheck for Hrly Per Paycheck for Sups
Employee Only $390.00 $15.00 $16.25
Employee Plus Spouse $1,560.00 $60.00 $65.00 Employee Plus Children $1,365.00 $52.50 $56.88
Family $2,145.00 $82.50 $89.38
OPTION 4 ( Hybrid PPO) Annual Employee Contribution Per Paycheck for Hrly Per Paycheck for Sups
Employee Only $442.00 $17.00 $18.42 Employee Plus Spouse $1,768.00 $68.00 $73.67
Employee Plus Children $1,547.00 $59.50 $64.46 Family $2,431.00 $93.50 $101.29
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As indicated in the attached History of Premiums and Benefits, by changing carriers and/or plan designs in each of the last six years, the annual average percentage premium increase for the employee group insurance benefit is 5.504%. If you concur with this recommendation, this item will be placed on the agenda for the April 17 regular Board meeting. Attachment cc: WDVB, ASK, PWC, KJR, RTJ, MJS, MGP
ANNUAL DEDUCTIBLE-OUT OF NETWORK - FAMILY MAXIMUM $9,000 $14,400 $9,000 N/A $6,000 N/A
ANNUAL OUT OF POCKET-OUT OF NETWORK - INDIVIDUAL $12,000 $7,300 $12,000 N/A $6,000 N/A
ANNUAL OUT OF POCKET-OUT OF NETWORK - FAMILY MAXIMUM $29,400 $14,600 $26,400 N/A $18,000 N/A
OFFICE VISIT CO-PAY (PCP / SPECIALIST) $20/$40 BC - $50/$100 PPO $20/$40 BC - $50/$100 PPO $35 pcp/$60 specialist
INPATIENT HOSPITAL PER OCCURRENCE DEDUCTIBLE/COPAY $250 BC/$500 PPO then Ded/Coins $250 BC/$500 PPO then Ded/Coins $200 then Ded/Coins
OUTPATIENT HOSPITAL PER OCCURRENCE DEDUCTIBLE/COPAY $200 BC/$400 PPO then Ded/Coins $200 BC/$400 PPO then Ded/Coins $150 then Ded/Coins
INPATIENT HOSPITAL PER OCCURRENCE DEDUCTIBLE - OUT OF NETWORK $600 then Ded/Coins $350 then Ded then 50% $600 then Ded/Coins N/A $300 then Ded/Coins N/A
OUTPATIENT HOSPITAL PER OCCURRENCE DEDUCTIBLE - OUT OF NETWORK $500 then Ded/Coins $300 then Ded then 50% $500 then Ded/Coins N/A $250 then Ded/Coins N/A
ER CO-PAY $400 then Ded/Coins $400 then Ded/Coins $400 then Ded/Coins
COINSURANCE PERCENTAGE 90/10 BC 70/30 PPO - OON - 50/50 IN - 60/40 OUT - 50/50 90/10 BC 70/30 PPO - OON - 50/50 100/0 80/20 - OON - 60/40 100/0
$488,011.56 ESTIMATED USING COMPOSITE RATES - BILLED RATES WILL DIFFER $485,505.60 ESTIMATED USING COMPOSITE RATES - BILLED RATES WILL DIFFER
0.52% 4.84%
1.40% 5.21%
$494,048.16 $487,208.28
Blue Cross Blue Shield of Illinois Blue Cross Blue Shield of Illinois Blue Cross Blue Shield of Illinois Blue Cross Blue Shield of Illinois Blue Cross Blue Shield of Illinois
BLUE CROSS BLUE SHIELD OF ILLINOIS BLUE CROSS BLUE SHIELD OF ILLINOIS
(06/01/12-05/31/16)
Blue Cross Blue Shield of Illinois
HMO
$25 pcp/$45 specialist $30 pcp/$60 specialist
$150 Ded then 0% $750 Copay per day then 0%
$100 Ded then 0% $500 Ded then 0%
$300 Ded then 0% $400 Ded then 0%
$0/$10/$50/$100/$150 $0/$10/$35/$75/$150
EYEMED
4 YEAR RATE GUARANTEE
HUMANA
SPECIALTY BENEFITS
1 YR CONTRACT
(06/01/16-05/31/17) (06/01/15-05/31/16)
EYEMED
WITH EMPLOYEE WITH EMPLOYEE WITH NO EMPLOYEE
BLUE CROSS BLUE SHIELD OF ILLINOIS
HUMANA
SPECIALTY BENEFITS
1 YR CONTRACT
HISTORICAL(06/01/15-05/31/16)
DOWNERS GROVE SANITARY DISTRICT
M E M O TO: Board of Trustees FROM: W. Clay Campbell Administrative Supervisor DATE: April 13, 2018 RE: Employee Policy Manual Revision – Group Insurance As part of the recent Employee Medical Insurance survey circulated to employees, our survey did receive some additional data from employees that had spouses with access to medical coverage through their respective employer. Out of 27 survey respondents, 7 responded that their spouses had access to employer-provided group medical insurance:
Of the seven respondents, six indicated that the cost to have their spouse on their corresponding employer's insurance plan varied from $0 per month to $700 per month (the seventh respondent completed the cost section as "not sure"). Even after considering this varied range in cost, five out of those six respondents rated the employer's offered coverage as "worse" than what the District currently offers (the sixth respondent rated their spouse's potential employer coverage as "better"). The difference in cost to District employees for a spouse shifting off of the District's plan and onto their own employer's plan varies (depending on the plan selected by the employee), but can range from $0 per month to $78 per month (again depending on whether it is a shift from Employee Plus Spouse coverage to Employee Only or Family coverage to Employee Plus Child(ren) coverage). The average cost savings to the District for an employee's spouse to switch to their own employer's plan can vary significantly based on the spouse's age (age-based premiums) and plan selection, but could plausibly range from $300 to $1,000 per month. A separate question was asked regarding whether an employee's spouse had access to a non-employer sponsored medical insurance plan such as Medicare – only two employees responded affirmatively to this question. Historically, Medicare supplement plans are cost prohibitive in
comparison to the District's premium contributions for having a spouse on the plan. From an industry perspective, it does appear that this is starting to evolve and there are a rising number of more affordably priced Medicare supplement plans that would be attractive to employee's spouses that are eligible or retirees that have remained on the District's plan even after they are Medicare-age eligible (65). With the assistance of its broker, GCG Financial, the District is now considering offering its employees the option of a Health Reimbursement Account which would allow the District to offer a reimbursement to employees for eligible health expenses or more particularly insurance premiums if they themselves, their spouses or dependents obtained their health insurance coverage solely from a non-District plan. The exact amount has yet to be determined, but staff would like to consider the use of such an option in order to incentivize employees, their spouses and/or dependents to seek the best coverage for the lowest overall cost. In conjunction with District staff's efforts to pursue affordable group health insurance coverage for its employees and eligible dependents, staff would like to make the attached proposed changes to its Employee Policy Manual section on Group Insurance (Section 2.4) to provide the District with the flexibility to offer various reimbursement arrangements to employees in an effort to arrive at the best coverage for the lowest cost, even if such insurance coverage is available through a non-District provided plan. Staff requests approval of the attached proposed change to the Employee Policy Manual at the Board's regular meeting on April 17, 2018. Enclosure cc: KJR, RTJ, MJS, NJM, MGP
2.14 Group Insurance Full-time employees will be enrolled in a group insurance plan after thirty days of
employment. The District may elect to offer one or more plan options. The cost of coverage for the employee and eligible dependents for one or more of the plan options may require an employee premium contribution. Such employee premium contribution, if required, shall be withheld from the employee’s pay on a delay of three pay periods. In the event of the employee’s termination, all outstanding employee premium contribution amounts shall be reimbursed to the District in full. The plan includes medical, hospitalization, prescription drug, dental and vision coverage, and life insurance coverage on the employee. In addition to premium amounts paid by the District on behalf of the employee, the District may also elect to provide an employer contribution toward employee health care expenses. In addition to premium amounts paid by the District on behalf of the employee, the District may also elect to establish a Health Reimbursement Account for the purpose of reimbursing employees for eligible health expenses and/or a portion of employee/spouse/dependent premiums incurred by those individuals being covered by a non-District plan. For group insurance administration, employees are required to notify their supervisor promptly when any change in eligible dependent status occurs including, but not limited to, marriage, divorce, birth or adoption of a child, or other occurrence which may affect eligibility for group insurance coverage. Failure to promptly report changes in status may result in termination of coverage, reimbursement to the District of premiums paid on behalf of the employee, reduction in benefits, or reimbursement to the group insurance provider for benefits paid due to the failure to report changes in status.
DOWNERS GROVE SANITARY DISTRICT
M E M O TO: Board of Trustees FROM: Alyssa Caballero, Information Coordinator DATE: April 13, 2018 RE: DGSD Annual Newsletter Copies of the following items are attached for the Board's review at the April 17 meeting:
1) DGSD Annual newsletter 2) WWTC Open House Invitation insert 3) Biosolids Distribution Program brochure 4) EasyPay Enrollment Form insert 5) Online Billing Portal insert
The newsletter this year has updated information and is in a full-color format like the last few years. We have included the EasyPay Enrollment Form again this year to promote customer participation as the program reduces customer call volume and office foot traffic regarding typical billing inquiries. We continue to experience an appreciable increase in enrollments when the EasyPay Enrollment Form is included with the Newsletter. We have also included an insert again promoting the existence of the District’s new Online Billing Portal offered through the Invoice Cloud platform. We have an estimated cost of $6,889.00 for this year's newsletter (for printing the newsletter and inserts, envelopes and stuffing of the newsletter and inserts). This is a decrease of 2.42% under last year’s cost of $7,060.00 due to a noticeable decrease in the cost of printing the biosolids brochure items. We budgeted $7,200 for this expense. Similar to the last few years, Royal Graphics will only print the newsletter and inserts and InfoSend (the District’s third-party bill printing and mailing service) will stuff and mail the newsletters and inserts for us in envelopes they provide. We plan to mail the newsletter with each user's regular bill during the months of May, June, and July. Attachments cc: BOLI, NJM, WCC, ICT, MGP
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“Providing a Better
Environment for South
Central DuPage County”
2710 Curtiss Street
P.O. Box 1412
Downers Grove, IL 60515
Phone: 630-969-0664
Fax: 630-969-0827
www.dgsd.org
Board of Trustees
Wallace D. Van Buren
President
Amy S. Kovacevic
Vice President
Paul W. Coultrap
Clerk
Staff
Nicholas J. Menninga
General Manager
Follow us on social media
NEWSLETTER May 2018
SEWER PROBLEMS? OUR ASSISTANCE PROGRAMS CAN HELP
Customer service is our first priority. We have several sewer assistance programs designed to help you with sanitary sewer backups or other problems with your sewer service. Normal business hours are weekdays 8 a.m. to 4:30 p.m. Technicians are available at all hours to respond to emergencies, such as backups or sanitary sewer manhole overflows. Reporting of all sanitary sewer backups is essential to providing the information necessary for monitoring of sewer system conditions, identification of problem areas and eligibility for assistance programs. District personnel will investigate backups to determine the cause and appropriate corrective action. Residents should note that charges by plumbers or sewer contractors for work performed prior to contacting the District are generally not eligible under our assistance programs. The programs available to assist residents with prevention and correction of problems that may cause sanitary sewer backups include:
Building Sanitary Service Repair Assistance Program
If a repair to your building sanitary service is necessary, the work may be eligible under the Building Sanitary Service Repair Assistance Program. Under the Program, the District will repair, rehabilitate or replace a building sanitary service under certain conditions. The Program covers the entire building sanitary service from the building to the public sewer. To qualify for an initial investigation, property owners are usually only required to submit a Program Application and a sewer rodding or televising invoice that occurred within the previous 12 months. The District will determine if the cause of repeated maintenance activity is a problem eligible for participation and, if so, the appropriate corrective measures. This Program is not a substitute for and does not cover routine maintenance of the building sanitary service such as periodic rodding. This Program also does not transfer ownership of the building sanitary service to the District.
Reimbursement Program for Installation of Overhead Sewer or Backflow Prevention Devices
The District requires new construction to include plumbing features needed to protect property from backups that can occur at any time. Owners of older buildings should consider improvements needed to provide this level of protection. This cost sharing program is available for residents who have experienced sewer backup problems and desire to convert to an overhead sewer system or install backflow prevention devices, offering to pay half the project cost up to a limit of $3,000.
Reimbursement Program for Sanitary Sewer Backups Caused by Blockages of the Public Sanitary Sewer
If District personnel determine that the sanitary sewer backup was caused by a blockage of the public sanitary sewer, the resident may be eligible for reimbursement of some costs associated with the backup. Please note that sanitary sewer backups occurring as a result of precipitation-related high flow conditions in the public sanitary sewer are not eligible for reimbursement under this Program. Blockages or problems of any nature in the building sanitary service are not eligible for reimbursement under this Program.
Liberty Park lift station replacement | read more on page 3
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WASTEWATER TREATMENT
The District's Wastewater Treatment Center operates under a National Pollutant Discharge Elimination System (NPDES) permit issued by the Environmental Protection Agency. The District facility discharges treated water to the East Branch of the DuPage River that is significantly better than permit requirements establishing stringent protective criteria. The charts below indicate the successful treatment provided by the Wastewater Treatment Center during 2017 for three major NPDES permit parameters. The parameters are indicated in milligrams per liter (mg/l):
The District continues to track regulatory efforts to establish nutrient standards for wastewater treatment plants. With continuing uncertainty about the environmental benefits of nutrient controls, the District has negotiated a schedule with Illinois EPA that provides time for the District to develop low-cost nutrient control technologies. The schedule also increases our participation with the DuPage River Salt Creek Workgroup to better understand the impacts of nutrients in our watershed, and to help fund restoration projects in our receiving stream, with the goal of achieving the most cost-effective environmental improvements with limited available resources.
CARING FOR OUR INFRASTRUCTURE
The District's most valuable asset is the sewer collection system, including more than 250 miles of gravity sewers. Beyond these sewers, there are nearly 300 miles of privately owned building service pipes connecting buildings to the public mains owned by the District. The system dates back as far as 1904 and requires a substantial commitment of resources to maintain in satisfactory working condition, meeting residents' expectations for service and regulatory requirements. The most significant challenge is the appearance of ground and storm water, known as infiltration and inflow (I/I), in sewers intended to carry only sanitary waste from plumbing fixtures. This extraneous water can cause backups and overflows by exceeding the capacity to carry sanitary waste, and is costly to transport and treat. The District has a comprehensive I/I removal and sewer system rehabilitation program. Priority is given to areas identified through flow monitoring, field observations and backup or surcharge reports. State-of-the-art techniques are employed, ranging from open-cut replacement to various trenchless technologies such as cured-in-place lining and grouting. Ordinances regulating private property I/I sources are enforced and rehabilitation is conducted on both public and private sources.
WALNUT AVE. SEWER REHAB
The District recently rehabilitated 3,014 feet of 30” diameter mainline sanitary sewer and 22 manholes located in the road and parkways of Walnut Avenue in Downers Grove. The rehabilitation was needed due to degradation of the pipe and manholes caused by hydrogen sulfide coming from the flow of wastewater at this particular location. The existing reinforced concrete pipe was rehabilitated by installing a liner in the pipe. This cured-in-place liner is a resin impregnated felt that hardens to become a structural pipe inside the host pipe that is being rehabilitated. The manholes were rehabilitated using a three-part spray-on lining system that seals the manhole and provides some structural support.
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BILL PAYMENT OPTIONS
EasyPay Program - A FREE automatic debit from your checking account. Enrollment may be done online at the District's website or by returning the enclosed yellow enrollment form to the District. District Office - Bills can be paid by mail, in person or via dropboxes located throughout the District. Invoice Cloud - An online billing portal where you can receive your bill and/or payment reminders or view your account online. Paperless billing is also available. Convenience fees apply to payments made through Invoice Cloud. Learn more about payment options at www.dgsd.org/your-account.
BUDGET AND FIVE-YEAR PLAN
The District has implemented a five-year plan, which projects revenues and expenses for all District activities, available for review on our website. For the current fiscal year, general corporate revenues are projected to be $9.100 million and expenses are projected to be $9.204 million. The expenses include $4,439,060 for the sewer system, $3,691,380 for wastewater treatment and $1,073,810 for administration. The amount of expenses greater than revenues will result in a decrease in the District's operating fund balance. The charts below show the major types of revenues and expenses necessary for operations.
CHANGE IN SEWER BILL RATES
The District's user charge consists of two components: a volume charge based on water consumption and a monthly service fee. The volume charge remains at $1.65 per 1,000 gallons of water consumption and the monthly fee was increased from $15.00 to $16.00 per account effective March 31, 2018. Surcharge and sampling and monitoring charges assessed to commercial and industrial users increased effective March 31, 2018. The user charge is evaluated annually and is set to collect the revenues needed to cover the cost of sewer system and treatment plant operation, maintenance and replacement, and District administration.
REAL ESTATE TAXES
This year the District levied $1,204,200 for repairs to the sanitary sewer infrastructure, a 3.25% increase from last year. This levy results in a tax rate of $0.0404 per $100 of assessed value. A single-family residence with a market value of $300,000 will pay $40.40 in real estate taxes to the District in 2018.
DISTRICT REPLACES LIBERTY PARK LIFT STATION
The District recently replaced the Liberty Park lift station located on the corner of 41st Street and Adams Street in Westmont. The lift station was originally installed in 1965 and had reached the end of its service life. It was replaced with a modern submersible lift station with a new concrete wet well and valve vault. It has a total of three 60 horsepower pumps. Two pumps alternate to share the running time, and have a maximum flow rate of 2,100 gallons per minute when running together. The third pump is used as a backup in case one of the primary pumps is out of service. The new lift station can also be maintained with a service crane, instead of having to enter the underground structure, making it safer for personnel. The District has nine lift stations throughout our service area used to pump wastewater from low-lying areas to a downstream portion of the sewer system where gravity carries the wastewater to the Wastewater Treatment Center.
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WATERSHED CONSORTIUM
The District is a founding member and active participant in the DuPage River Salt Creek Workgroup. The Workgroup is a consortium of local governments dedicated to managing the valuable stream resources of the East and West Branches of the DuPage River and Salt Creek. The Workgroup conducts state-of-the-art monitoring of stream biology, chemistry and habitat, using the data to promote projects and activities to cost-effectively restore these urbanized streams for their intended uses. For more information, visit www.drscw.org.
The Downers Grove Sanitary District is a separate unit of local government that provides sanitary sewerage service for you.. We operate independently from your city or village. Our Board of Trustees meets monthly at the District office. These evening meetings are open to the public and include an opportunity for public comment. The District continues to evaluate and improve the transparency of its operations through increased reporting to the state and county, and provides extensive information on the District website. We hope that you will attend the Wastewater Treatment Center Open House on Saturday, October 6, 2018, from 9 a.m. to noon. If you have any questions regarding any of the information contained in this newsletter, please feel free to contact the District office or visit our website at www.dgsd.org.
BOARD OF TRUSTEES DOWNERS GROVE SANITARY DISTRICT
USED COOKING OIL RECYCLING PROGRAM
The District collects and recycles used cooking oil in partnership with SCARCE, a local environmental non-profit organization. Our customers and residents in the surrounding area are encouraged to recycle their used cooking oil instead of pouring it down the drain or disposing of it in the garbage. By recycling it, you can help divert thousands of pounds of oil and grease away from sewers, preventing major clogs and issues. Used cooking oil can be dropped off at the Administration Center at 2710 Curtiss Street in Downers Grove at any time. For more information, visit www.dgsd.org/maintain-sewer-line/#cook. REDUCE INTERNAL PLUMBING PROBLEMS To help keep the sewer system flowing smoothly and keep the environment safe, residents are reminded that most everyday use items should not be disposed of into the sanitary sewer system. These items include: disposable wipes (sometimes labeled 'flushable' which are not flushable in our system), personal hygiene products, disposable toilet bowl cleaner brushes and pads, disposable diapers, baby wipes, dental floss, razor blades and cat litter.
In addition, pharmaceuticals and all household hazardous wastes should be recycled at appropriate facilities. Bulk solvent, paint, heavy duty cleaners or similar items cause hazards in the sewer system which can be dangerous for workers or the public, interfere with the operation of the treatment plant and pollute the river by passing through the plant because it is not treatable in our facilities. For more tips on how to maintain your sewer line, visit www.dgsd.org/maintain-sewer-line. For more information on recycling resources in the community, visit www.dgsd.org/external-resources.
BIOSOLIDS PROGRAM
The District generates Class A biosolids as a byproduct of the treatment process. This product is a high quality fertilizer available to the public free of charge. Biosolids are available for pickup at our pickup station or delivery in larger quantities. A brochure is enclosed with more information.
STUDENTS LEARN ABOUT WASTEWATER
The District works with several local schools throughout the year including middle schools and high schools, as well as local colleges to educate students about wastewater treatment, the role of the sanitary district in the community and the value of water. Most recently, the District teamed up with O'Neill and Herrick Middle Schools in Downers Grove to teach students about biosolids. In April we also hosted tours of the wastewater treatment plant for students from College of DuPage, Downers Grove North and South High Schools and Clarendon Hills Middle School. In May, students from Northern Illinois University also visited the plant. Interested in partnering with us? We would love to work with you and your education needs. Call us at 630-969-0664 or visit www.dgsd.org/contact-us.
JOIN US FOR OUR 29 TH ANNUAL
OPEN HOUSE
Join us for this unique opportunity to see firsthand how your local wastewater treatment plant operates!
Residents/homeowners, students, scout groups and the general public are all welcome. Admission is free!
The Wastewater Treatment Center5003 Walnut Avenue, Downers Grove
(3 blocks north of Maple Avenue)
SATURDAY, OCTOBER 6, 2018
FROM 9 A.M. TO NOON
FOR MORE INFORMATION, CALL 630-969-0664 OR VISIT WWW.DGSD.ORG.
Are You Interested in a Program that Provides these Benefits? • Lower Fertilizer Costs for Your
Landscaping
• Greener, More Prolific Lawns, Flowers, Shrubs and Trees
• Less Need for Watering in the Summer
• Greater Soil Volume on Your Property
• Helping the Environment
• Helping To Keep Your Utility Costs
Down
If so, then you are interested in the Biosolids Distribution Program at the Downers Grove Sanitary District.
Providing a Better Environment
for South Central DuPage County
For more information, visit our office:
2710 Curtiss Street Downers Grove, IL 60515
Call us at 630-969-0664 or
visit our website at www.dgsd.org
Biosolids delivery recipients (3-yard minimum) who are also our sewer customers are eligible for a once-per-year $5 credit on
their sewer bill.
Our normal business hours are 8 a.m. to 4:30 p.m., Monday-Friday
BIOSOLIDS DISTRIBUTION
Homeowners Information Brochure
Providing a Better Environment for South Central DuPage County
Rev. 04/18
HOW ARE THESE BENEFITS ACHIEVED?
The Downers Grove Sanitary District treats much of the municipal wastewater from the Villages of Downers Grove and Westmont, and a small surrounding area. We make a soil supplement material as the by-product of the wastewater treatment process. Our unique stabilization process creates a material that has been used for decades by local residents, landscaping contractors, municipalities, and State government agencies. The material looks like black dirt, but has a softer consistency, carries a high fertilizer value, and retains more water than typical black dirt. Use of this material as a top dressing helps create a lush green lawn, and gives flowers, shrubs, and trees an excellent source of essential nutrients while providing the water-retention properties of mulch. By giving away this material for beneficial use, we are freeing valuable landfill space and controlling escalating transportation costs, helping to preserve our land and energy resources.
HOW DO I GET SOME?
You can come and pick it up, or we’ll deliver it to you. Either way, it’s FREE. Our pick-up station is located on Curtiss Street, near Katrine Avenue (about ½ mile west of Belmont Road). The Village of Downers Grove also has woodchips available for pickup only (no deliveries). Take as much as you can use! We are happy to deliver loads of biosolids that are 3 cubic yards and larger. This is enough to cover a lawn approximately 100 feet by 100 feet. Call us at 630-969-0664 to arrange for a delivery today. Our office hours are 8 a.m. to 4:30 p.m. weekdays.
FREQUENTLY ASKED QUESTIONS:
How much is 3 cubic yards? Three cubic yards will fill about twenty 30-gallon garbage cans. How far do you deliver? We deliver to the area bounded by I-55 on the south, Roosevelt Road on the north, Route 83 on the east, and Naper Boulevard on the west. Can I use Biosolids to fill in or build up a low area on my property? We recommend that biosolids be mixed half and half with a suitable fill material, such as black dirt, prior to use as a fill material. Can I use Biosolids on my vegetable garden? At this point in time, the District is recommending that biosolids be used for landscaping purposes only. We do not recommend that it be used for growing edible crops. Will my lawn be safe for children and pets? Use the same precautions that you would follow with any other fertilizer product. For a general application to your lawn, a good rule of thumb would be to wait for at least one rainfall.
EasyPay Authorization & Information
I authorize the District to deduct my sanitary sewer user bill by electronically deducting each payment from my checking account. I agree that each payment shall be the same as if it were an instrument personally signed and authorized by me. I understand that each payment shall be electronically deducted from my checking account three business days or less before the due date of the bill. This authority is to remain in effect until revoked by me in writing.
I understand that my enrollment in this plan will be confirmed when I first receive a bill
with the words "EasyPay DO NOT PAY." I agree to notify the District before
moving to arrange for final billing and/or if I will be changing or closing the bank account being used.
I may stop payment of a charge or update my account information by notifying the District a minimum of ten business days prior to the due date on my bill. I understand that the District and the named financial institution reserve the right to terminate this electronic deduction or my participation at any time at their discretion. I agree to release the Downers Grove Sanitary District from any and all damages resulting from or in connection with my participation in the EasyPay Program.
Rev. 04/18
IF POSSIBLE, PLEASE ATTACH A VOIDED CHECK FOR ACCURACY
___________________________________ ______________________________________ Name(s) on Sewer Bill Sanitary District Account Number ___________________________________ ______________________________________ Bank Name Name(s) on Checking Account ___________________________________ ______________________________________ Bank Routing Number Checking Account Number ___________________________________ ______________________________________ Daytime Telephone Number Email Address ___________________________________ _________________________ Signature Date EXISTING EasyPay CUSTOMERS – Please indicate effective date of the above changes: ____/____/____. Return completed form to: Downers Grove Sanitary District 2710 Curtiss Street, P.O. Box 1412, Downers Grove, IL 60515 Or online registration available at www.dgsd.org/pay-your-bill/easypay-form.
View your bill and get email reminders for freeAccess and pay your sewer bill online, at yourconveniencePay with credit or debit card (up to $150) orelectronic check (fees apply)Receive online payment confirmations and noticesSign up to go paperless with e-billing
The Online Billing Portal offers the following benefits:
ONLINE BILLINGPORTAL
Register today!
DOWNERS GROVE SANITARY DISTRICT
M E M O
To: Board of Trustees
From: Ted Cherwak, Sewer Construction Supervisor
Date: April 10, 2018
Subject: Unsewered Area Plan Annual Update for 2018
The District’s Unsewered Area Plan serves as the District’s planning
document for new public sewer main construction. The authority to
establish such a planning document is prescribed by State Statute in the
Sanitary District Act of 1917. Since 2006, when the initial plan was drafted
the District has done an annual update of the plan.
This year’s annual update to the District’s Unsewered Area Plan has been
completed by Baxter and Woodman and District staff. The changes to the
plan typically include new construction projects and changes in the
construction cost index. See the attached letter dated March 30, 2018 from
Shane M. Firsching at Baxter and Woodman for a more detailed review of
this year’s changes. Excerpts of the plan changes are attached for your
review. Upon Board approval the entire document will placed on the
District’s website.
This annual update to the Unsewered Area Plan will be presented to the
Board for approval at the April 17, 2018 Board Meeting.
As is our practice, we will review and update the plan again next spring.
CC: KJR, RTJ, MJS, NJM, WCC & MGP
March 30, 2018Mr. Ted CherwakDowners Grove Sanitary District2710 Curtiss StreetDowners Grove, Illinois 60515Subject: Downers Grove Sanitary District – Unsewered Area Plan UpdateDear Mr. Cherwak:The District typically completes an annual update to the Unsewered Area Plan (UAP) toreflect new sewer construction and changes in construction costs. The original plan wascompleted in December 2006 and last revised in March 2017. Since the last update, newsewer construction has occurred, and the construction cost index has increased.We have completed the following modifications:1. Evaluated unit prices using changes in the construction cost index and recent biddingtrends to estimate the projected costs in 2018. The construction cost index increasedsince the last UAP update in March 2017, and current bidding trends show support ofthis construction cost index increase. Therefore, the 2017 unit prices were increasedby 6.64 percent to reflect 2018 construction costs.2. Revised quantities and other related information in the Downers Grove Gardens sub-area to reflect 2017 new sewer construction in the Sherman Avenue (North) sub-basin along Sherman Avenue.3. Revised information in the Burlington Highlands sub-area to reflect 2017 new sewerconstruction completing the Venard Road (South) sub-basin along Venard Road.4. Inserted easement language regarding the Meyers and 31st sub-base area.5. Revised quantities for the Gilbert and Lee sub-area to reflect the District’s mostcurrent GIS. The revised location of existing manhole 2A-014-B-S shared the samelocation as proposed manhole UL-1. To eliminate the redundancy in manholelocation, proposed manhole UL-1 was deleted.
BAXTE OODMAN Consulting Engineers
8840 West 192nd Street, Mokena, IL 60448 • 815.459,1260 • baxterwoodman.com
Mr. Ted Cherwak March 30, 2018Downers Grove Sanitary District 180305.30 Page 2
We trust this information serves your needs at this time. Please call me if you have anyquestions.Sincerely,BAXTER & WOODMAN, INC.CONSULTING ENGINEERSShane M. Firsching, P.E.SMF:jmcC: Nicholas Menninga, P.E., Downers Grove Sanitary DistrictI:\Crystal Lake\DGSD1\180305-2018 UAP\30-ReportStudy\10 Draft Report\Letter - UAP Revision March 2018.docx
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66TH ST
OAKLEY DR
SW
EE
TB
RIA
R L
N
BLACKOAK DR
CANDLEWOOD DR
DE
VE
RE
AU
X R
D
LOOMES AV
CA
MB
RID
GE
RD
PO
ME
RO
Y R
D
WE
ST
EN
D A
V
KID
WE
LL R
D
WA
SH
ING
TO
N S
T
TE
RR
AC
E D
R
PLY
MO
UT
H R
D
WHITEFAWN TER
PRAIRIE DR
DR
EW
ST
HAWKINS AV
HIL
LC
RE
ST
DR
ME
AD
E R
D
MEMORY LN
INDIAN TRL
HOBART AV
SU
FF
OL
K L
N
CORAL BERRY LN
MC ADAM RD
DE
AR
BO
RN
PK
WY
LIN COLN AVWILLARD PL
DA
VA
NE
LN
SP
RU
CE
LN
BROOKSIDE LN
FA
IRF
IEL
D A
V
ST
AT
TO
N S
T
HATCH ST
SHERMAN RD
Finley Rd
68TH PL
KE
LLY
PL
CA
SS
LN
Fire
lan
e
GR
AN
T S
T
61ST ST
Ram
p
Ram
p
Fire
lan
e
Ram
p
Fire
lan
e
JA
NE
S A
V
Firelane
GR
AN
D A
V
QUINCY ST
Ram
p
4TH ST
PU
FF
ER
RD
DO
WN
ER
S D
R
WIL
LIA
MS
ST
Firelane
66TH ST
PO
WE
LL S
T
Ram
p
Ramp
EL
M S
T
Fire
lan
e
Ram
p
Ram
p
Fire
lan
e
PA
RK
ST
68TH ST
36TH ST
CA
RP
EN
TE
R S
T
Firelane
65TH ST
EL
M S
T
HU
DS
ON
ST
Fire
lan
e
Ram
p
WARREN AV
39TH ST
Firelane
Fire
lan
e
71ST ST
AD
AM
S S
T
Firelane
WA
SH
ING
TO
N S
T
WA
SH
ING
TO
N S
T
HOBSO
N R
D
LIN
CO
LN
ST
SP
RIN
GS
IDE
AV
67TH ST
Firelane
I 8
8
41ST ST
WA
LN
UT
AV
HIG
HL
AN
D A
V
GR
AN
D A
V
CURTISS ST
I 88
Ram
p
Ram
p
35TH ST
Meyers and 31st
Burlington Highlands
Florence Avenue
Golf Addition
Downers Grove Park
Downers Grove Gardens
73rd and Webster
75th and Fairview
63rd Corridor
60th andCumnor
67th West of Cass
57th and Grant
FairhavenCourt
Gilbert and Lee
Downers Grove Sanitary DistrictUnsewered Area Plan
Meyers and 31st is a sub-area within the northeast corner of the District’s planning area that is
currently unsewered. Several lots are located outside of the District FPA, but can not be servedby the adjacent Hinsdale Sanitary District in an economical manner. As shown on Exhibit 4.8,the approximate limits of this sub-area are White Oak Lane to the north, Meyers Road to theeast, and 35th Street to the south. The proposed service area includes approximately 7 single-family residences with septic systems. The purpose of this analysis is to establish therecommended sanitary sewer plan for serving all unsewered properties within the Meyers and31st sub-area.
A number of factors were considered when determining the most cost-effective sewer layout.These factors include topography, major road crossings, easements, wetlands, tree protection,water main and existing utility location, and existing downstream sewer capacity. (Please notethat some of the parcels identified in these sub-basins may require a close evaluation of the legalissues and financial feasibility considerations associated with acquiring private easement or otherland use rights from adjacent or nearby property owners in order to install a sanitary sewerservice line from the parcel in question to the District’s sewer main.) The Meyers and 31st sub-area has multiple drainage divides and low spots. The study area can be divided into two smallerservice areas, properties between White Oak Lane and Heritage Oaks Lane and propertiesbetween 35th Street and Heritage Oaks Lane. Each of these two areas has centrally located lowspots, which complicate serving each sub-basin in a cost effective manner.
In addition to following the ground contours, the low-cost sewer layout also needs to consideravoiding major road crossings. The one major road crossing that would significantly increaseconstruction cost in this sub-area is Meyers Road. Thus, alternatives were considered tominimize construction in the right-of-way.
The DuPage Water Commission and Village of Oak Brook own and operate water mains and atransmission main on various streets within the sub-area. The water main design drawings werereviewed and field investigations of the sewer routes were completed to reduce the potential forutility conflicts and to ensure that the required ten feet of separation from water mains can beachieved.
The final component of this analysis was to evaluate the downstream capacity of the existingsewers. Our analysis determined that all of the existing sewers have adequate capacity to receivethe additional flow from the Meyers and 31st sub-area.
For this analysis, the subject area was subdivided into smaller, more manageable sub-basins.The sub-basins were created using topography and projected sewer connection points.
tcherwak
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WARREN AV
LEE A
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GILBERT AV
CORNELL AV
HITCHCOCK AV
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DOWNERS GROVE SANITARY DISTRICT
UNSEWERED AREA PLAN
0 50 100 150 200
Feet
EXHIBIT 4.12
LEGEND!( PROPOSED MANHOLES
PROPOSED SEWERS!( EXISTING MANHOLES
EXISTING SEWERSPARCEL BOUNDARIESGILBERT AND LEE
GILBERT AND LEE
MARCH 2018
235
POSSIBLE SEWER ALIGNMENT
* *
*CURRENTLY SERVEDBY A PRIVATE SEWER
o
Copyright 2018, By Baxter & Woodman, Inc.State of Illinois - Professional Design FirmLicense No. - 184-001121 - Expires 4-30-19
M E M O TO: Nicholas J. Menninga General Manager FROM: W. Clay Campbell Administrative Supervisor DATE: April 13, 2018 RE: Progress Report – March, 2018 ADMINISTRATIVE Paid Leave I was on vacation from March 23 (1/2 day) – March 30. Personnel We have filled our summer worker positions. Oscar Avila is returning as a building and grounds worker and retired Operator Jim Leathers will also work for the District focusing on assisting with biosolids operations at the WWTC. Reimbursement Program for Sanitary Sewer Backups Caused by Public Sanitary Sewer Blockages There was one backup resulting from a mainline blockage since the last update at 46 55th Place, Westmont on March 30. The mainline blockage resulted from roots in the line and the property did sustain some damage resulting from the backup. Staff has referred the backup to Americlaim for adjuster services and the property owner is anticipating submitting their agreement and claim form to the District next week. DuPage County Reporting Nick, Alyssa and I continue to update the DuPage County Board Chairman's office in compliance with the requirements of the County's reporting ordinance. Most recently, we provided the Chairman with a copy of the District’s Amended Appropriation Ordinance for Fiscal Year 2017-18, approved Five-Year Plan for Fiscal Years 2018-19 to 2022-23 along with the Appropriation Ordinance for Fiscal Year 2018-19 and the adopted Ordinance ORD No. 18-01 revising the District’s rates and fees. Open Meetings Act Compliance In accordance with Section 7.3 of the Open Meetings Act, staff posted information on the District’s website related to the total compensation package for all employees following approval of the District budget for the next fiscal year – this posting was made on March 23 (within six days of
Page 2 of 4
March 20). As well, staff also posted information on the District’s website related to the total compensation package for the General Manager of the District as it is equal to or exceeding $150,000 a year. This information was posted on April 2 – well in advance of the required minimum of at least six days before approval as the scheduled approval date is on April 17 at the regular Board meeting. Safety Committee The Safety Committee did not meet in March, but a meeting has been scheduled for Thursday, April 26 with a site visit at the WWTC. Social Media/Public Outreach Progress On March 22, DuPage Clean Energy Coalition held their first meeting regarding net-zero energy goals for the DuPage County region. The District was invited to attend and was asked to give a brief synopsis of the District's current net-zero energy operations at our WWTC. I attended representing the District. In April, the District hosted WWTC tours for approximately 80 students from Downers Grove South High School environmental science classes and 230 students from Clarendon Hills Middle School science classes. Later this month, the District will host WWTC tours for a Downers Grove North environmental science class and a College of DuPage environmental science class. In May, we expect to host a tour for NIU Masters in Public Administration students. Cooking Oil Collection Staff has seen somewhat of an uptick in the volume of cooking oil placed into our new collection cabinet. It is very likely that the uptick is due to now 24/7 availability for collection. Technology Update The District received its new Ricoh copier on March 20. Concentric Integration will begin working with staff in late April to implement a Mobile Device Management project that will enable staff to better protect and maintain all of the District's mobile electronic assets (smartphones and tablets). We will start this project with a test group of devices (approximately 5) to ensure operability with the Mobile Device Management platform. Staff has also decided to proceed with installation of a secondary internet uplink through AT&T DSL service at the WWTC. This connection will serve as a failover circuit in the event the primary Xfinity Internet service is interrupted (which has happened 3-4 times over the last 6-9 months). The District will now have higher resiliency/redundancy for its remote connectivity access (particular for monitoring our SCADA and Video surveillance resources). The following is a detailed summary of the Invoice Cloud portal’s utilization in the last month and since the portal’s launch in February 2015 through the end of last month:
# of Customers registered in the last month: 78 # of Customers paying their bills online in the last month: 1059
Amount of Money processed through the Portal in the last month: $62,948.79 # of Customers signing up for Autopay through the Portal in the last month: 33
# of Customers enrolled in paperless billing in the last month: 65 # of customers registered for pay by text in the last month: 30
Cost to District for providing Invoice Cloud service in the last month: $267.30
Page 3 of 4
Cost to District’s customers (convenience fees) in the last month: $1905.99
# of Customers registered from launch through last month: 2985 Total # of Transactions from launch through last month: 20952
Amount of Money processed through the Portal from launch through last month: $1,187,906.21 # of Customers signing up for Autopay through the Portal from launch through last month: 718
# of Customers enrolled in paperless billing from launch through last month: 1,308 # of customers registered for pay by text from launch through last month: 671
Cost to District for providing Invoice Cloud service from launch through last month: $5,805.70 Cost to District’s customers (convenience fees) from launch through last month: $39,064.35
FINANCIAL Annual Audit Preliminary audit work will begin with Lauterbach & Amen, LLP in late April and May. Amended Appropriation Ordinance for FY17-18, Appropriation Ordinance for FY18-19 and Ordinance No. ORD 18-01 The Amended Appropriation Ordinance for FY17-18 and Appropriation Ordinance for FY18-19 was published in the paper on April 4. The Amended Appropriation Ordinance for FY17-18 and Appropriation Ordinance for FY18-19 was filed with the DuPage County Clerk on March 27. Ordinance No. ORD 18-01 (changes in rates and fees) was published in the paper on March 21 as well. Per state statute, changes in the rates and fees took effect on Saturday, March 31. District Property and Liability Insurance I have been working with Mitch Backes of Corkill Insurance to transition the District’s insurance coverages over as determined at the District's March board meeting. Treasurer's Report and Investment Activity The monthly Treasurer’s Report is included separately in the packet each month and detailed investment information (financial institution name, current rate and dollar amount) is provided on the District’s Investment Schedule also provided separately in the packet each month. User Billing Detailed billing information is attached to this report. CODE ENFORCEMENT & UNSEWERED AREAS Building Sanitary Service Repair Assistance Program; Infiltration and Inflow Removal Program; and Overhead Sewers and Backflow Prevention Devices Reimbursement Program I have continued to perform the legal review of both Program Agreements and Access Agreements for all of the above programs as prepared by our office prior to execution by the parties.
Page 4 of 4
Sewer Permitting Process I have continued to perform the legal review of Access Agreements and Annexation Petitions prepared by our office as needed by sewer permit applicants. cc: WDVB, ASK, PWC, KJR, RTJ, MJS, TTC, RPS, MRM, JPB, DRB, MGP
REIMBURSEMENT PROGRAM FOR SANITARY SEWER BACKUPSCAUSED BY PUBLIC SANITARY SEWER BLOCKAGES
04/13/18DATE AMOUNT
DATE OF CLAIM OF ADJUSTER AMOUNT DATE ADJUSTERCITY NAME BACKUP RECEIVED CLAIM RECOMMENDATION PAID PAID FEE STATUSSTREET ADDRESS
46 55TH PLACE WESTMONT CURTIN 3/30/2018 589.65 OPEN
TOTAL NUMBER OF BACKUPS (SINCE PROGRAM START IN 1997) 237TOTAL NUMBER OF CLAIMS RECEIVED (SINCE PROGRAM START IN 1997) 117TOTAL AMOUNT OF CLAIMS RECEIVED (SINCE PROGRAM START IN 1997) $152,591.55TOTAL AMOUNT OF CLAIMS PAID (SINCE PROGRAM START IN 1997) $82,566.53TOTAL AMOUNT PAID TO ADJUSTER (SINCE PROGRAM START IN 1997) $18,493.85
AVERAGE AMOUNT OF CLAIM (MOST RECENT 24 MOS) $1,706.46AVERAGE AMOUNT OF PAYMENT (MOST RECENT 24 MOS) $1,650.91AVERAGE AMOUNT PAID TO ADJUSTER PER CLAIM (MOST RECENT 24 MOS) $222.94
Eleven (11) of eighteen (18) delinquent accounts that were scheduled for pre-enforcement conferences on March15, 2018 have paid in full and one account has made payment arrangements. Since 2012, two accounts remaindisconnected from sewer service. As of July 2017, two additional sewer services were disconnected and oneremains plugged.
MARCH
Twelve Months Ending MARCH 2018
Five Year Comparison
Summary ofPast Due Charges
(90 Days and Over)
*Includes $15,769.32 in sewer disconnection costs on 2 accounts.**Includes $26,499.12 sewer disconnection costs on 5 accounts.
To: Nick Menninga, General Manager
From: Marc Majewski, Operations Supervisor
Re: Month of March, 2018 WWTC Operations Report.
Date: April 10, 2018
Attached please find detailed operating data and our monthly report to Illinois EPA for March.
We had no excursions over our permit limits in March.
Certain highlights of operational activities included:
- Monthly flow: Average daily flows to the plant were 11.17 MGD. Total precipitation at
the WWTC was 2.07”. There was one day of excess flow during the month of March.
There were 12 days of discharge over 11 MGD.
- Activated sludge: Return activated sludge was chlorinated for a total of 5 days to control
seasonal filaments that impact sludge settleability.
- Anaerobic Digesters: Pumped a total of 1,025,763 gallons of primary sludge, 450,490
gallons of WAS, and 389,761 gallons of waste grease for a total of 1,866,014 gallons
pumped to digesters. Total Volatile Solids destruction was calculated at 67.2 % for March.
- Digester gas: Total digester gas production was 6,833,783 cubic feet. 24,309 cubic feet of
gas was used for anaerobic digestion heat, and 6,789,936 cubic feet was used in the CHP
facilities. 19,537 cubic feet of flared gas was recorded during the month. Natural gas was
used for hot water and building heat. The Munters dehumidifier was out of service for
repairs and used no gas.
- Bio-solids: Bio-mechanics began limited deliveries and drying, all based on weather.
During the month of March a total of 154 cubic yards of bio-solids were distributed.
- Miscellaneous Items: Repairs to the Curtiss street pickup station structure were made as
some of the siding and beams had been damaged in the past. Bio-mechanics finished up
with annual preventative maintenance and rebuilds of sludge augers. Several large sluice
gate actuators in the plant were flushed and cleaned, new seals, oil, gaskets and shaft tubes
were replaced.
- Electricity: For the month of March we were net-zero. Overall net energy from ComEd
was: -61,962 KW-Hrs. Electricity Generated by the CHP system: 446,025 KW-Hrs.
Monthly net energy (including natural gas usage) was -38 MW-Hrs for the month of March.
C: WDVB, ASK, PWC, KJR, RTJ, MJS, WCC, MGP
Downers Grove Sanitary District March 2018Monthly Operations Report Page 1
WAS to Digesters TS 2.43 % 450,490 GallonsTertiary Influent TertiaryEffluent Tertiary Effluent Chlorine Fecal Hauled Grease to Digs TS 6.63 % 389,761 Gallons
Flow Ammonia-N Ammonia-N Ammonia-N Load Residual Coliform Anaerobically Digested Sludge PumpingDate MGD mg/l mg/l lbs/day mg/l col/100ml Drying Beds TS 3.20 % 231,000 Gallons3/1/2018 18.11 8.10 3.43 518.0 BFP TS 1.89 % 972,295 Gallons3/2/2018 20.88 0.01 Lagoons TS 1.50 % 102,492 Gallons3/3/2018 16.69 Total 1,305,787 Gallons3/4/2018 14.27 8.68 1.35 160.7 VS Destruction 67.2 %3/5/2018 13.21 12.60 1.95 214.9 Biosolids Disposal3/6/2018 14.08 11.84 2.96 347.5 Pick-Up Station Mar 27 Cu. Yds3/7/2018 13.19 12.64 2.79 307.0 Delivered Mar 90 Cu. Yds3/8/2018 11.93 15.76 3.98 396.1 Contractor Pickup and District Use Mar 37 Cu. Yds3/9/2018 11.93 Total Mar 154 Cu. Yds3/10/2018 11.29 Pick-Up Station YTD 27 Cu. Yds3/11/2018 9.86 12.20 0.58 47.7 Delivered YTD 90 Cu. Yds3/12/2018 9.82 14.96 0.24 19.7 Contractor Pick-Up and District Use YTD 37 Cu. Yds3/13/2018 9.74 19.36 0.62 50.3 Total YTD 154 Cu. Yds3/14/2018 9.79 27.80 2.18 177.9 ENERGY DATA3/15/2018 9.39 22.44 1.86 145.7 Total Digester Gas Production 6,833,783 SCF3/16/2018 9.04 Gas Volume per Volatile Solids Load 11.2 Cu.Ft./Lb.3/17/2018 10.14 Digester Gas Utilization3/18/2018 9.60 13.20 0.16 12.8 Heat Exchangers 24,309 SCF3/19/2018 8.58 15.92 0.36 25.8 Dehumidification 0 SCF3/20/2018 9.41 16.16 0.80 62.8 CHP 6,789,936 SCF3/21/2018 8.80 19.76 1.03 75.6 Total 6,814,245 SCF3/22/2018 8.36 18.40 1.67 116.4 Digester Gas Flared 19,537 SCF3/23/2018 7.42 Natural Gas Consumed3/24/2018 8.61 WWTC 28,067 SCF3/25/2018 7.78 16.72 0.08 5.2 MSB 32,700 SCF3/26/2018 7.86 23.32 0.10 6.6 Chemical Feed 14,400 SCF3/27/2018 14.47 15.12 2.09 252.2 5006 Walnut 10,967 SCF3/28/2018 11.32 16.12 1.55 146.4 Kilowatt-hours Generated CHP 446,025 KWH3/29/2018 10.97 16.36 0.95 86.9 Net energy from Comed -61,962 KWH3/30/2018 9.85 Monthly net energy -38 MWH3/31/2018 10.00 MISCELLANEOUSMinimum 7.42 8.10 0.08 5.2 0.01 Grit Removal Mar 20 Cu. YdsMaximum 20.88 27.80 3.98 518.0 0.01 Grit Removal YTD 80 Cu. YdsTotal 346.40 337.46 30.73 3,176.2 0.01 Anaerobic Supernate 574,396 GallonsAverage 11.17 16.07 1.46 151.2 0.01 Waste Activated Sludge 122,757 Gals/Day
City Water Consumed 18,550 Gallons
DMR Copy of Record
Permit
Permit #: IL0028380 Permittee: DOWNERS GROVE SANITARY DISTRICT Facility: DOWNERS GROVE S.D. - WASTEWATER TREATMENT CENTER
Major: Yes Permittee Address: 2710 CURTISS STREET PO BOX 1412DOWNERS GROVE, IL 60515
Facility Location: 5003 WALNUT AVENUEDOWNERS GROVE, IL 60515
Permitted Feature: 001External Outfall
Discharge: 001-0COMBINED DISCHARGE FROM A01, B01, & C01
Report Dates & Status
Monitoring Period: From 03/01/18 to 03/31/18 DMR Due Date: 04/25/18 Status: NetDMR Validated
Considerations for Form Completion
NUMBER OF DAYS OF DISCHARGE.COMBINED OUTFALLS: A01-MIXING CHAMBER DISCHARGE TO E BR OF DUPAGE RIVER-EFFECTIVE WHEN FLOWS TO TRT PLT ARE GREATER THAN 22 MGD & EXCESS FLOW FAC IS IN OPERATION. 002 BECOMESOPERATIONAL WHEN 001, A01,& B01 EXCEED 30 MGD.
Principal Executive Officer
First Name: Nicholas Title: General Manager Telephone: 630-969-0664
Last Name: Menninga
No Data Indicator (NODI)
Form NODI: --
Parameter Monitoring Location Season # Param. NODI Quantity or Loading Quality or Concentration # of Ex. Frequency of Analysis Sample Type
Code Name Qualifier 1 Value 1 Qualifier 2 Value 2 Units Qualifier 1 Value 1 Qualifier 2 Value 2 Qualifier 3 Value 3 Units
Permit Req. Req Mon DAILY MX 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI
50060 Chlorine, total residual 1 - Effluent Gross 0 --
Sample = 0.25 19 - mg/L
0
DL/DS - Daily When Discharging GR - GRAB
Permit Req. <= .75 MO AVG 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI
74055 Coliform, fecal general 1 - Effluent Gross 0 --
Sample = 2 13 - #/100mL
0
DL/DS - Daily When Discharging GR - GRAB
Permit Req. <= 400 DAILY MX 13 - #/100mL DL/DS - Daily When Discharging GR - GRAB
Value NODI
82220 Flow, total 1 - Effluent Gross 0 --
Sample = 346.08 80 - Mgal/mo
0
99/99 - Continuous
Permit Req. Req Mon MO TOTAL 80 - Mgal/mo 99/99 - Continuous
Value NODI
Submission Note
If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.
Edit Check Errors
No errors.
Comments
31 days of discharge, including 1 day combined discharge with A01.
Permit Req. Req Mon DAILY MX 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI
50060 Chlorine, total residual 1 - Effluent Gross 0 --
Sample = 0.49 19 - mg/L
0
DL/DS - Daily When Discharging GR - GRAB
Permit Req. <= .75 MO AVG 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI
74055 Coliform, fecal general 1 - Effluent Gross 0 --
Sample = 2 13 - #/100mL
0
DL/DS - Daily When Discharging GR - GRAB
Permit Req. <= 400 DAILY MX 13 - #/100mL DL/DS - Daily When Discharging GR - GRAB
Value NODI
82220 Flow, total 1 - Effluent Gross 0 --
Sample = 5.89 80 - Mgal/mo
0
DL/DS - Daily When Discharging
Permit Req. Req Mon MO TOTAL 80 - Mgal/mo DL/DS - Daily When Discharging
Value NODI
Submission Note
If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.
Permit Req. Req Mon DAILY MX 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI C - No Discharge
50060 Chlorine, total residual 1 - Effluent Gross 0 --
Sample
Permit Req. <= .75 MO AVG 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI C - No Discharge
74055 Coliform, fecal general 1 - Effluent Gross 0 --
Sample
Permit Req. <= 400 DAILY MX 13 - #/100mL DL/DS - Daily When Discharging GR - GRAB
Value NODI C - No Discharge
82220 Flow, total 1 - Effluent Gross 0 --
Sample
Permit Req. Req Mon MO TOTAL 80 - Mgal/mo DL/DS - Daily When Discharging
Value NODI C - No Discharge
Submission Note
If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.
Permit Req. Req Mon DAILY MX 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI
82220 Flow, total 1 - Effluent Gross 0 --
Sample = 5.57 80 - Mgal/mo
0
DL/DS - Daily When Discharging CN - CONTIN
Permit Req. Req Mon MO TOTAL 80 - Mgal/mo DL/DS - Daily When Discharging CN - CONTIN
Value NODI
Submission Note
If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.
Edit Check Errors
No errors.
Comments
1 day of discharge. Event 1: 3/1/2018 to 3/2/2018, discharging for 14.6 hrs. 0.76 inches of rain over 8 hrs. B01 flow rate at A01 start time: 14,701 gpm.
Permit Req. <= 1835 MO AVG <= 3670 DAILY MX 26 - lb/d <= 10 MO AVG <= 20 DAILY MX 19 - mg/L 02/DA - 2 Days Every Week CP - COMPOS
Value NODI
Submission Note
If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.
Permit Req. Req Mon DAILY MX 19 - mg/L DL/DS - Daily When Discharging GR - GRAB
Value NODI C - No Discharge
82220 Flow, total 1 - Effluent Gross 0 --
Sample
Permit Req. Req Mon MO TOTAL 80 - Mgal/mo DL/DS - Daily When Discharging CN - CONTIN
Value NODI C - No Discharge
Submission Note
If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.
If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.
3/9/2018 Found the alternator was over charging. Pick up 2 new
batteries at Patten and install. Also found the generator
would not produce voltage, Patten replaced with a spare &
get generator running. Bring trailer to Patten for alternator,
new oil pressure gauge
Digester 4 - 5 Control
Buildg
Install new 6" drain piping to drain
any foam build up from digester 4.
3/1/2018 Dahme Mechanical installed new drain piping in the
basement of the control building to allow draining of foam
from the edge of the cover of digester 4. Dahme provided
materials and labor.
Butterfield Stationary
Generat
Check low coolant temp alarm. 3/12/2018 Patten Power Systems found the block heater was shorted
and the fuse was blown. Replace the block heater, top off
with coolant and replace teh blown fuse.
Thursday, April 12, 2018 Page 5 of 5
DOWNERS GROVE SANITARY DISTRICT
M E M O
DATE: April 3, 2018
TO: Nicholas J. Menninga
General Manager
FROM: Robert Swirsky
Sewer System Maintenance Supervisor
RE: Monthly Report – March, 2018
1. JULIE Line Markings: Current Year to Date
Received 1072 2016
In District 973 1882
Marked 149 371
Man Hours 64 172
2. Building Service: Current Year to Date
a. BSSRAP TV Inspections 20 51
b. Emergency BSSRAP Repairs 15 38
c. Total BSSRAP Repairs 20 50
d. I&I inspections 02 02
e. I&I C.O. installation 00 00
f. Replace broken cleanout caps 00 01
g. OHSP TV Inspections 01 02
h. Post Rodding TV 02 09
3. Sewer backups: Current Year to Date
a. Public sewer 2 3
b. Private sewer 11 61
c. Surcharged main 0 11
d. Pump station 0 0
Total 13 75
Current Year to Date
4. Sewer Cleaning (DGSD personnel): 38,920 39,268 Ft.
a. Sewer Cleaning (outside contractors): 345 345 Ft.
5. Main Sewer Televising (DGSD personnel): 430 899 Ft.
a. Sewer Televising (outside contractors): 0 0 Ft.
6. LETS TV 0 0
7. Manhole inspections 00 00
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8. Sewer and manhole repairs and replacements by Uno Construction:
1D-062 to 1D-042 repaired pipe hit by Nicor HDD.
9. Miscellaneous: (sewer system personnel)
a. Relocate and Upload flow-meters.
b. Lift station bio filter maintenance with the Vac-Con.
CC: WDVB, ASK, PWC, RTJ, KJR, MS, TTC, WCC, MCW
DOWNERS GROVE SANITARY DISTRICT
M E M O
DATE: April 6, 2018
TO: Nicholas J. Menninga
General Manager
FROM: Ted Cherwak
Sewer Construction Supervisor
RE: Monthly Report: Sewer Construction \ Code Enforcement – March 2018
1. Permits issued: Current Year to Date
a. Single family 6 19
b. Multiple family 0 0
c. Commercial 1 7
d. Repair 0 1
e. Disconnection 5 11
Total 12 38
2. Inspections made: Current Year to Date
a. Connections 10 20
b. Finals 7 20
c. Repairs 1 2
d. Disconnects 10 13
e. Groundwork 1 4
f. Walk-Thru 0 0
g. Pre-connections 0 2
h. Overhead Sewer Program 1 2
i. Code Enforcement 0 6
j. Lateral testing 14 34
Total 44 103
3. New Sewer Extension Construction:
a. None
4. New Sewer Extension Testing - air, deflection, manhole, televising and lamping:
a. None
5. Code Enforcement:
a. Miscellaneous walk-thru inspections
b. Overhead Sewer Program
c. Grease Trap Inspections
6. Plan & Permit Reviews:
a. 102 S Lincoln, single family review
b. 5801 Washington, single family review
c. 5227 Carpenter, single family review
d. 4720 Cumnor, single family review
e. 5344 Benton, single family review
7. Building Sanitary Service Access Agreements:
a. 5227 Carpenter, Downers Grove
b. 602 Grant, Downers Grove
c. 5536 Plymouth, Downers Grove
d. 4931 Prospect, Downers Grove
e. 4720 Cumnor, Downers Grove
f. 5801 Washington, Downers Grove
8. Illinois EPA Permits:
a. None
9. Waste Hauling Permits Issued:
a. None
10. Miscellaneous:
a. None
CC: WDVB, ASK, PWC, KJR, RTJ, MJS, RPS, WCC & MGP
Permits Issued: MARCH 2018YEAR PERMIT # ADDRESS STREET CITY ISSUE TYPE TAP FEE INSP FEE
2018 27 4624 DOUGLAS DG 3/5/2018 DISCON
2018 9 5536 PLYMOUTH DG 3/5/2018 SF-RB $199.00
2018 28 5801 WASHINGTON DG 3/7/2018 DISCON
2018 29 412 SHERMAN DG 3/7/2018 DISCON
2018 11 236 INDIANAPOLIS DG 3/1/2018 COM $858.00 $330.00
2018 18 4931 PROSPECT DG 3/7/2018 SF $3,003.00 $199.00
2018 26 5227 CARPENTER DG 3/12/2018 DISCON
2018 32 5344 BENTON DG 3/13/2018 DISCON
2018 33 4720 CUMNOR DG 3/14/2018 SF-RB $199.00
2018 30 5801 WASHINGTON DG 3/20/2018 SF-RB $199.00
2018 14 602 GRANT DG 3/23/2018 SF-RB $199.00
2018 31 5227 CARPENTER DG 3/23/2018 SF-RB $199.00
TOTAL: $3,861.00 $1,524.00
Permit Type Index: SF=Single Family, RB=Rebuild, SC=Septic Conversion, ADD=Addition, Discon=Disconnect for Demolition, Comm=Commercial, MF=Multiple Family
Permit Final Inspections: MARCH 2018
YEAR PERMIT # ADDRESS STREET CITY FINAL
2018 10 6299 WOODWARD DG 3/5/2018
2017 65 333 5TH ST DG 3/16/2018
2017 21 4429 DOWNERS DR DG 3/16/2018
2017 186 5107 FAIRVIEW DG 3/18/2018
2017 148 4602 PRINCE DG 3/19/2018
2018 6 911 LINCOLN DG 3/20/2018
2017 110 5101 MOCHEL DG 3/26/2018
Progress Report To: Nick Menninga, General Manager From: Reese Berry, Laboratory Supervisor Date: April 11, 2018 Re: March 2018 Laboratory Report We had 1 excess event during the month of March. There were no permit excursions during March 2018. Industrial/Pretreatment: The IWS (Industrial Waste Survey) due date was the end of March. We will be following up with IU’s (Industrial Users) during April to get their completed IWS. There are 4 outstanding surveys to collect from current users, who aren’t currently permitted and more than likely won’t require a permit moving forward. Surveys were distributed to potential and current permitted IU’s, to evaluate current operations at their facilities on a regular basis. During the month of March we completed our Semi-Annual monitoring requirements listed in our permit. We collected samples from our Influent, Effluent, and Biosolids for this project and are awaiting completion of these analysis. We are in process of completing the Pretreatment Annual Report, which is sent to US EPA and IEPA by the end of April each year. We summarize our activities for the previous year and provide sampling results for Influent, Effluent, and Biosolids for many different parameters. We visited Myths and Legends Brewery in Westmont to complete our site visits for the phosphorus user evaluations and inspections project. Biosolids: Routine bi-monthly samples were collected during the month of March. All sample results up to this point were acceptable for our biosolids program, we are awaiting Pathogen results from our contract laboratory. C: WDVB, ASK, PWC, KJR, RTJ, MJS, WCC, MGP
1A Has a Cleanout And All PVC Service1B All PVC Service No OSCO2A C/O Installed, Ready For Rehab2B Agreement Received Ready For C/O 2BC Agreements Received, C/O & TV Needed2D BSSRAP/OHSP TV Done3A Released For Cleanout4 Inspection Done Agreements Needed4A Has An Existing Cleanout5 Sheduled For An Inspection5A Inspection Done Qualifies for BSSRAP5B Unable to TV 5BX Unable to TV, Violation5X ViolationX Demolished/Vacant
STATUS OF 1K-028 INSPECTIONS AND AGREEMENT ACQUISITIONS
CategoryInspections
Scheduled
Inspections
Completed
Application
Received
Agreements
Signed
Cleanout
Installed
Service
Rehab
Done
TotalsTotal as
Percentage
1A Y Y N Y Y N/A 19 8%
1B Y Y N N N N/A 1 0%
2A Y Y Y Y Y N 60 26%
2B Y Y Y Y Y N 13 6%
2D Y Y Y N N N 2 1%
3A Y Y Y Y N N 9 4%
4 Y Y N N N N 30 13%
4A N N N N N/A N 4 2%
5 Y N N N N N 2 1%
5A Y Y N N N N 15 7%
5AX Y Y N N N N 0 0%
5B Y N N N N N 18 8%
5BX Y N N N N N 1 0%
0 N N N N N N 50 22%
X - - - - - - 4 2%
5X - - - - - - 1 0%
Category Description: 229 100%1A - PVC service with cleanout(may need to be sealed at the main) 10% Complete
1B - All PVC no Cleanout
2A - BSSRAP repair done, ready for rehab2B - Ready for rehab
2D - BSSRAP/OHSP TV done3A - Released to contractor for cleanout installation
GENERAL MANAGER'S REPORT TO EMPLOYEES March 30, 2018 Fee Revisions The Board approved Ordinance No. ORD 18-01 increasing these District fees and charges with an effective date of March 31, 2018:
a) Permit inspection fees - $208 per building service for single family class and $344 per building service for all other classes or $190 per building if no work is required on the service.
b) Tap-in fee - $886 per population equivalent (P.E.). c) Trunk sewer service charges - $411 per P.E. d) Lateral sewer charge - $11,431 per building drain to near side property and $8,281
per building drain to far side property. e) Sewer construction inspection fee - $65.00 per hour straight time and $97.50 per
hour overtime. f) Surcharge rate for BOD - $0.26 per pound and surcharge rate for TSS - $0.33 per
pound g) Monthly service fee - $16.00 per month. h) Sampling and monitoring charge – This charge will vary from $5.35 per month to
$118.76 per month depending on the type of user. Five Year Financial Plan and Appropriation Ordinance At the March 20 meeting, the Board approved the Five Year Financial Plan for Fiscal Years 2018-19 to 2022-23. The plan includes a $1.00 increase in the monthly service fee, from $15.00 to $16.00. The Board also approved the Fiscal Year 2018-2019 Appropriation Ordinance. The plan sets a budget for operation and maintenance expenses of $9,204,250 for the fiscal year starting May 1, 2018. Employee On-Call Pay Hourly employees should note that the weekly on-call response pay has been increased from $60.00 per week to $100.00 per week. This change takes effect March 26, 2018. Employee Function A bowling/pizza party will be held at the Tivoli Bowl on Thursday, April 26, at 6:30 p.m. Tophealth The April issue of TopHealth is enclosed.
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DuPage County River Sweep DuPage County River Sweep 2018 is scheduled for Saturday, May 19 from 9:00 a.m. to noon. River Sweep is a county-wide stream clean-up conducted on an annual basis. The purpose of River Sweep is to encourage citizens and volunteer groups to help "sweep our rivers clean" by picking up debris in and along our waterways. Please let Clay or Alyssa know if you would like to join us for this important volunteer effort. Your family members are also welcome. The sign-up list for this event will be posted next week. Group Health Insurance We are currently soliciting proposals for renewal of our group health, dental and vision insurance. Sewer Rehabilitation/Infiltration and Inflow Removal We are targeting the 1-K-028 area for private property inspections and I/I removal. We are also monitoring the area around the 1-M-049 manhole to evaluate flows in the vicinity and the recent installation of a bolt-down cover at 1-M-049. Regular flow monitoring continues. Status of Projects 1) Liberty Park Lift Station Upgrades The project includes improvements to this lift station to make it into a triplex submersible
lift station with a new valve vault, similar to the recent Venard Lift Station Upgrade. Bolder Construction has placed most of the structures and installed most of the mechanical components of the project. Electrical work is continuing, prior to the final tie-ins and start-up, delayed until the week of March 25 to accommodate ComEd’s needs.
2) Westmont Alley Sewer Replacement Baxter & Woodman has started survey and design work to conduct additional alley sewer
replacement work in the 1-K-028 drainage area, in the vicinity of Lincoln St and Grant St between Naperville Rd and Burlington Ave.
3) 001 Outfall Pipe Repair Baxter & Woodman has started survey and geotechnical work to design the repairs needed
for the sagged section of the outfall pipe that carries effluent flow to the East Branch of the DuPage River.
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GENERAL MANAGER'S REPORT TO EMPLOYEES April 13, 2018 WWTC Operations Data – March The DMR for March indicates that the final effluent averaged 1.3 mg/l CBOD, 0.4 mg/l suspended solids and 1.46 mg/l ammonia nitrogen over a daily average flow of 11.17 MGD. There were no permit excursions in March. Financial Data – March In March, the District received $714,937 in the General fund, including $297,390 in user charges, $26,972 in surcharges and $330,581 in monthly fees. General fund expenses totaled $973,811. The Improvement fund had revenues of $318,475 and expenses of $315,295. The Construction fund had revenues of $132,005 and expenses of $3,258. Sewer Permits – March There were 12 sewer permits issued in March – 6 single family, 1 commercial and 5 disconnections. Group Health Insurance We are wrapping up our review of proposals for renewal of our group health and life insurance for the June 1 plan renewal. We will be having an enrollment meeting for all employees regarding this upcoming plan year on Monday, April 30 from 2:00 p.m. – 3:00 p.m. in the MSB Lunchroom. Amy Abell of GCG Financial, Inc. will be on-site as well to be available for any questions. Employee Function A bowling/pizza party will be held at the Tivoli Bowl on Thursday, April 26, at 6:30 p.m. Pizza will be served at 6:45 p.m. This is a reminder that the sign-up sheet is due no later than Monday, April 23. DuPage County River Sweep DuPage County River Sweep 2018 is scheduled for Saturday, May 19 from 9:00 a.m. to noon. River Sweep is a county-wide stream clean-up conducted on an annual basis. The purpose of River Sweep is to encourage citizens and volunteer groups to help "sweep our rivers clean" by picking up debris in and along our waterways. Please let Clay or Alyssa know if you would like to join us for this important volunteer effort. Your family members are also welcome. The sign-up list for this event will be posted next week.
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Sewer Rehabilitation/Infiltration and Inflow Removal We are targeting the 1-K-028 area for private property inspections and I/I removal. We are also monitoring the area around the 1-M-049 manhole to evaluate flows in the vicinity and the recent installation of a bolt-down cover at 1-M-049. Regular flow monitoring continues. Status of Projects 1) Liberty Park Lift Station Upgrades The project includes improvements to this lift station to make it into a triplex submersible
lift station with a new valve vault, similar to the recent Venard Lift Station Upgrade. Bolder Construction has made the final tie-ins and has started operation of the station. Monitoring and control programming through SCADA is ongoing. Restoration is ongoing.
2) Westmont Alley Sewer Replacement Baxter & Woodman has nearly completed design work to conduct additional alley sewer
replacement work in the 1-K-028 drainage area, in the vicinity of Lincoln St and Grant St between Naperville Rd and Burlington Ave.
3) 001 Outfall Pipe Repair Baxter & Woodman has started survey and geotechnical work to design the repairs needed
for the sagged section of the outfall pipe that carries effluent flow to the East Branch of the DuPage River.
March 21, 2018
Ms. Amy Dragovich Northern Municipal Unit Manager Permit Section Division of Water Pollution Control Illinois Environmental Protection Agency 1021 North Grand Avenue East P.O. Box 19276 Springfield, Illinois 62794-9276 Subject: Downers Grove Sanitary District – Wastewater Treatment Center Phosphorus
Discharge Optimization Plan (NPDES Permit No. IL0028380, Special Condition 16, Paragraph 6) – 2018 Status Report
Dear Ms. Dragovich:
Special Condition 16 of permit IL0028380 requires the Downers Grove Sanitary District to submit
an annual progress report on its Phosphorus Discharge Optimization Plan (PDOP). The PDOP,
submitted in July, 2017, evaluates source reduction measures, operational improvements, and
minor low cost facility modifications to optimize reductions in phosphorus discharges from the
wastewater treatment facility. This letter serves as the District’s 2018 PDOP annual progress
report, in compliance with Special Condition 16, Paragraph 6. This report is due before March 31,
2018.
WWTC Phosphorus Performance
WWTC phosphorus monitoring for calendar year 2017 is summarized in the following table:
Amy Dragovich Page 2 March 21, 2018 PDOP Annual Report
WWTC Influent Reduction Measures
In December, 2017, inspections were conducted at Pepperidge Farm, FlavorChem, Alter Brewing
and Emmett’s Ale House. An inspection at Myths and Legends was attempted, but the hours of
operation at the facility have made it difficult to schedule. Further efforts to schedule this
inspection are ongoing.
Each of the four locations inspected appear to utilize very small amounts of phosphorus-containing
cleaners or sanitizers, although all four locations do have some use. Most phosphorus loading
appears to be from raw materials being processed at these locations (food product ingredients).
The District plans to prepare and send letters to these users by April, 2018, requesting a
phosphorus reduction plan, which would include a review of existing cleaning and sanitizing
practices, and evaluation of non-phosphorus cleaning and sanitizing supplies that could be used as
alternatives, with an implementation schedule by August 1, 2018 identified.
This effort is not expected to produce a phosphorus load reduction that can be detected in plant
influent monitoring. Future surcharge monitoring at these locations will include phosphorus
testing to evaluate any resulting load reductions.
WWTF Effluent Reduction Measures
Sidestream Enhanced Biological Phosphorus Removal
Since submittal of the PDOP, the activated sludge portion of the plant remains operating in this
mode, with some modifications.
CONCN LOAD CONCN LOAD FRACTION
mg/l lbs/day mg/l lbs/day REMOVED
Jan-17 4.96 420 2.10 182 0.57
Feb-17 5.38 388 2.42 182 0.55
Mar-17 3.98 366 2.00 181 0.50
Apr-17 3.78 394 1.77 181 0.54
May-17 4.38 461 1.90 207 0.55
Jun-17 8.32 520 4.15 263 0.50
Jul-17 7.46 512 3.98 278 0.46
Aug-17 7.00 397 4.61 273 0.46
Sep-17 6.62 337 5.22 275 0.21
Oct-17 4.70 384 2.54 206 0.46
Nov-17 4.67 408 2.21 186 0.53
Dec-17 6.17 376 3.02 184 0.48
Average 5.62 414 2.99 217 0.48
Maximum 8.32 520 5.22 278 0.57
Minimum 3.78 337 1.77 181 0.21
INFLUENT EFFLUENT
Amy Dragovich Page 3 March 21, 2018 PDOP Annual Report Between June and September, attempts were made to improve denitrification, and thus reduce
EBPR inhibition, by running aeration blowers with a periodic timer that would shut off activated
sludge aeration tank air on a regular schedule. Various daily schedules were used, and resulting
nitrate levels in RAS and final effluent were tested to identify the effectiveness. Nitrate levels did
not respond as desired during the test period.
In October, operation in the south portion of aeration tank 9 was modified to try to improve
denitrification. Air flow to the diffusers in the tank was reduced to produce anoxic conditions in
that portion of the tank, which represents roughly 15% of the tankage under aeration. De-
nitrification has improved somewhat, but appears to continue to be inadequate at times to prevent
inhibition of the EBPR process.
Future efforts to enhance de-nitrification will be supplemented with spot ORP monitoring. A hand-
held ORP probe is being purchased to routinely monitor anoxic and anaerobic activity for improved
understanding and control.
A mixing system was installed in aeration tanks 5, 6 and 7 to provide mixing in the tanks being used
for anaerobic contact. The mixing was started in early September. The tanks had accumulated a
significant inventory of solids, which took some time to re-suspend and waste from the system.
Phosphorus removal performance across the plant during September was degraded, but improved
later in the year.
Piping is being planned to allow primary sludge or hauled high-strength waste to be injected into
the anaerobic reactors to enhance carbon production.
We trust that this letter report satisfies the requirements in Special Condition 16 for a PDOP status
report. If you have any questions or comments, please contact me at the above address and phone.
Very Truly Yours,
Nick Menninga General Manager C: Board of Trustees