Taking Advantage of OWS Cleaning / Waste Minimization Opportunities Presented by: Enviremedial Services, Inc.

Taking Advantage of OWS Cleaning /

Waste Minimization Opportunities

Presented by:

Enviremedial Services, Inc.

Typical OWS Pumping Process

• Pumping Process Begins with Portal-to-Portal Pricing

• All Waste Hauled Off - Including Large Amount of Water

• Drivers are not OWS Experts

• Separators Often Not Fully Cleaned / Recharged Properly

• No Operational or Compliance Inspections

Typical Pumping = Base Administrative Challenges

• Base Responsible for Many Areas of the OWS Cleaning Process

– Determining Cleaning Status

– Scheduling Cleanings

– Administrative Paperwork Including Manifesting

• OWS Cleaning Often Part of Larger Hazardous Waste Contract

Alternative Approach: OWS Management / Recycling

Waste Minimization Opportunities:

• Up to 98% Reduction in OWS / Grit Trap Waste Hauled Off

• Substantial Decrease in Use of Fresh Water

• Most Sediments Can be Reutilized for Landfill Cover

• Hazardous Waste Generator Taxes Lowered

• Savings of Environmental Funds

• Government Personnel Time / Administrative Savings

• Firm, Fixed Pricing Allows for Stable Budget

• Little to No Transportation Costs

OWS Cleaning / Recycling Process

Cleaning / Recycling Process

• Inspection of Unit

• Recycling Unit Arrives On-Site• Cleaning / Recycling Process

Oil / Fuel for Recycling or Disposal

Sediment for Reuse or Disposal

• To Next OWS Site

Effluent is Pumped from OWS into Recycling Unit

Recycled Water will be Returned to

OWS

Recycling Process in Unit

• Scheduled or Unscheduled Maintenance

• Return Recycled Water to OWS

• Recycle Fuel / Oil

• Transfer Sediment for Cleaning

• Recommend Repairs

Cleaning / Recycling Process

Sediment Remediation

Average Waste Hauled Off per 1,000 Gallon OWS

(Sediment Not Treated On-Site)

Typical Pumping1,000 Gallons

Recycle Process50 Gallons

Typical Pumping1,000 Gallons

Recycle Process30 Gallons

(Sediment Treated On-Site)

Average Waste Hauled Off per 1,000 Gallon OWS

OWS Waste = Large Amount of Total Hauled Waste

USMC Camp Pendleton:

• OWS Waste = 87% of Total Waste Hauled Off Base • On-Site Treatment Reduced That Waste by 97.6%

US Army Reserves:• 83% Waste Min 1st Year Through Recycling

US Army Fort Bliss:• Large to Small Generator Status• Elimination of 374 Truck Trips

Waste Minimization

CAMP PENDLETON 08/99 to 04/08

Volume:

2,633,285 gallons

Volume:

2,633,285 gallons

Water Cleaned

2,390,690 gallons

Water Saved

4,781,380 gallons (ESI saves 2 gallons for each gallon

processed: Water that is not hauled off and fresh

water not needed to refill OWS)

Water Cleaned

2,390,690 gallons

Water Saved

4,781,380 gallons (ESI saves 2 gallons for each gallon

processed: Water that is not hauled off and fresh

water not needed to refill OWS)

P2 Waste Minimization:

99%

P2 Waste Minimization:

99%

Last page of 22 page report detailing ESI OWS Management Savings throughout contract period.

Minimizing Waste Achieves Real Dollar Savings

Site: Waste Min:• US Army Fort Bliss: 100.0%

• USMC Camp Pendleton: 98.9%

• Pt. Mugu Naval Base: 93.4%

• Oakey Army Aviation Center, Australia: 92.5%

• US Army Reserves: 89.6%

• March Air Force Base: 87.9%

• CA Air National Guard Fresno: 87.3%

• Royal Australian Air Force: 87.1%

• Port Hueneme Naval Base: 83.2%

• 32nd Street Naval Base: 79.0%

• North Island Naval Air Base: 74.4%

Financial Savings

Budgetary Savings Include:

• Disposal and Transportation Fees

• Oversight of OWS Systems

• OWS Water Recycled

• Fill Dirt to Base Landfill

• Properly Maintained OWS Systems

• Less Manifesting

• Lowered Hazardous Waste Generator Tax

• Firm, Fixed Pricing - 1 Time or 20 Times

Financial Savings

Typical Annual Savings Using

OWS Recycling:

30% - 60%

Financial Savings

$180,000 Saved1st Year OWS Management Contract

• US Army Reserves Calculations

$250,000+ Annual Savings

• USMC Camp Pendleton Estimate

• OWS Management = Good Relationships

• Help Meet Base-Wide P2 Goals Through OWS Program

• 1 Time or 20 Times: Firm, Fixed Rate = Better Quality Service

• Well Trained, On-Site Staff

• Ability to Recognize and Diagnose Malfunctioning OWS

• Quick Emergency Response Time

• Ability to Treat Other Waste Streams

Other OWS Management Benefits

Summary

• OWS Management Presents Waste Minimization Opportunities

• Traditional Pumping Not Environmentally Friendly

• OWS Management Alternative:

• Reduces Waste

• Recycles

• Saves Money

• Additional Benefits Include:

• Improved Inspections

• Early Detection of Potential O&M Issues

• Improved Record Keeping

• Improved OWS Performance