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www.srcity.org/wue

Randy BarronWater Resources Specialist

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

www.srcity.org/wue

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

www.srcity.org/wue

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

www.srcity.org/wue

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)

www.srcity.org/wue

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

www.srcity.org/wue

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

www.srcity.org/wue

www.srcity.org/wue

1. Reduce Site Water Requirement

2. Improve Management Practices

3. Increase Irrigation System Efficiencies

ManagementIrrigation

Inefficiencies

Site Water Requirement:

Plant Type

www.srcity.org/wue

Reduce Site Water Requirement◦ Reduce High/Moderate Water Use Planting

Areas

◦ Eliminate Irrigated Areas (cap and abandon)

www.srcity.org/wue

Increase Irrigation System Efficiencies◦ Improve DU in Turf Areas

Improve Uniformity

Match Precipitation Rates

Minimize Overspray & Runoff

www.srcity.org/wue

Increase Irrigation System Efficiencies(cont)◦ Convert Shrub Spray to Drip

◦ Pressure Regulation

Pressure Regulation

Shrub Spray To Drip

www.srcity.org/wue

The difference between site water use and plant needs + irrigation inefficiencies

Site Water

Use

Plant Water

Use

Irrigation

Inefficiency

Water Use

Management

www.srcity.org/wue

Improve Management Practices◦ System Checks/Implementing

Repairs/Meter Reads

◦ Controller Programming/Smart Technology

www.srcity.org/wue

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’

www.srcity.org/wue

Target programs:

◦ Cash for Grass (Turf Replacement) programs

◦ Rainwater Harvesting rebates

◦ Graywater rebates

www.srcity.org/wue

Target programs:

◦ HE spray nozzles

◦ Pressure reduction

◦ Spray to point source conversion

◦ Customer /contractor workshops

www.srcity.org/wue

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

www.srcity.org/wue

Property managers, contractors and customers on the same page

Property Manager/OwnerWater Manager Customer Expectations

www.srcity.org/wue

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