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2025 URBAN WATER MANAGEMENT PLAN <br /> MAY 2026/FINAL DRAFT/CAROLLO <br /> Table 9.3 MWDOC Programs to Help OC Retail Agencies Meet their Urban Water Use Objectives <br /> UWUO Component Calculation Program Impact <br /> Indoor Residential Population and gpcd Direct Impact Direct Impact <br /> standard High efficiency indoor fixtures Increased indoor residential <br /> and appliance rebates efficiencies and reductions of <br /> gpcd use. <br /> Outdoor Irrigated/irrigable area Direct Impact Direct Impact <br /> Residential measurement and a ■ Turf Replacement ■ Increase outdoor residential <br /> landscape efficiency efficiencies and reductions of <br /> factor of local ETo High efficiency irrigation <br /> and effective rebates gallons per square foot of <br /> precipitation Indirect Impact irrigated/irrigable area used. <br /> Indirect Impact <br /> ■ Online resources such as OC <br /> Friendly Gardens Webpage ■ Provide information, resources, <br /> and education to promote <br /> ■ Educational classes efficiencies in the landscape. <br /> _ I <br /> Outdoor Dedicated Irrigated area Technical Assistance Technical Assistance <br /> Irrigation Meters measurement and a DIM landscape classification Classification and measurement <br /> landscape efficiency and measurement of landscapes associated with <br /> factor of local ETo DIMs are required to complete <br /> and effective Direct Impact <br /> the calculation. <br /> precipitation ■ Turf Replacement <br /> Direct Impact <br /> ■ High efficiency irrigation <br /> rebates Increase outdoor residential <br /> efficiencies and reductions of <br /> Indirect Impact gallons per square foot of <br /> ■ OC Friendly Gardens Webpage irrigated/irrigable area used. <br /> ■ Educational training and Indirect Impact <br /> resources Provide information, resources, <br /> and education to promote <br /> landscape efficiencies. <br /> Water Loss Agency-specific loss Technical Assistance Technical Assistance <br /> factor and number of . Water Balance Validation The accuracy of the water loss <br /> connections Customer Meter Accuracy audit is validated for submission <br /> Testing to the State. <br /> ■ Distribution System Pressure Direct Impact <br /> Surveys Identify areas of the distribution <br /> Direct Impact system that need repair, <br /> replacement,or other actions to <br /> ■ Distribution System Leak limit water loss. <br /> Detection <br /> Bonus Incentives Volume of indirect Direct Impact Direct Impact <br /> potable reuse water Groundwater replenishment The GWRS(run by OCWD) <br /> applied to residential system(GWRS) recharges the groundwater basin <br /> and DIM irrigation with purified, highly treated <br /> uses; not to exceed wastewater,allowing OCWD- <br /> 15%of UWUO member agencies to access <br /> indirect potable reuse. <br /> CITY OF SANTA ANA <br />