www.srcity.org/wue Randy Barron Water Resources Specialist
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Water Resources Specialist
Randy Barron
Water-Use Efficiency
Program Implementation◦ Large Landscape and Residential audits (approx 600/yr)
◦ Green Exchange Rebate Program
◦ Rainwater Harvesting Rebate Program
Certifications◦ CLIA, QWEL, ARCSA AP, AWWA WUE Practitioner Grade 2
BS in Environmental Studies – Water Quality and
Hazardous Materials
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A little about us
Why focus on landscape water
Three ways to save
Importance of management
Using the three ways to save as a framework
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Weather
Wet winters (30” avg.)
Dry, warm summers (70o-90o)
Water and Sewer
Water service for over 159,000 residents
Over 51,000 connections
5-7 billion gallons delivered annually
Sewer service for over 215,000 residents
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4,500 acre feet of annual water savings◦ 1.5 billion gallons per year
50,000 toilets upgrades
1.9 million square feet of lawn removal
1,200 field audits/surveys per year
GHG reductions ◦ 6 million pounds from Utilities operations
◦ 12 million pounds from end-use (customer)
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Large Landscape Audits
Tiered Water Rates◦ Real-time ETo budget based rates
Cash for Grass Rebate
Irrigation Upgrade Incentive
Rainwater Harvesting Rebate
Graywater Rebate
Turf-Time Watering Information
Workshops
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Average Daily Water Production
Peak Reduction
0
200
400
600
800
1,000
1,200
1,400
1,600
1,800
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Millions o
f G
allons
Coastal Inland Valley Inland Desert
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1. Reduce Site Water Requirement
2. Improve Management Practices
3. Increase Irrigation System Efficiencies
ManagementIrrigation
Inefficiencies
Site Water Requirement:
Plant Type
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Reduce Site Water Requirement◦ Reduce High/Moderate Water Use Planting
Areas
◦ Eliminate Irrigated Areas (cap and abandon)
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Increase Irrigation System Efficiencies◦ Improve DU in Turf Areas
Improve Uniformity
Match Precipitation Rates
Minimize Overspray & Runoff
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Increase Irrigation System Efficiencies(cont)◦ Convert Shrub Spray to Drip
◦ Pressure Regulation
Pressure Regulation
Shrub Spray To Drip
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The difference between site water use and plant needs + irrigation inefficiencies
Site Water
Use
Plant Water
Use
Irrigation
Inefficiency
Water Use
Management
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Improve Management Practices◦ System Checks/Implementing
Repairs/Meter Reads
◦ Controller Programming/Smart Technology
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Simplifying site water use to three ‘buckets’ lets you target programs to these areas
◦ Targeting programs to type of water savings simplifies quantifying savings
◦ Can compare different programs to indentify the best ‘Bang for the Buck’
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Target programs:
◦ Cash for Grass (Turf Replacement) programs
◦ Rainwater Harvesting rebates
◦ Graywater rebates
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Target programs:
◦ HE spray nozzles
◦ Pressure reduction
◦ Spray to point source conversion
◦ Customer /contractor workshops
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Target programs:
◦ Performance-based incentives
Sustained reduction rebates
◦ Smart controller rebates
◦ Workshops on controller programming
◦ Any events that get landscape
professionals and property
managers in the same room
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Property managers, contractors and customers on the same page
Property Manager/OwnerWater Manager Customer Expectations
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