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Section 2
<br />Conservation and Efficiency Technical Roundtable
<br />Table 2-2 What are the Projected Longterm Savings from Conservation Alternatives?
<br />Estimated Potential Water Potential Water Potential Water
<br />Implementation Savings Range - Savings Range • Savings Range - Estimated cost range of
<br />or Penetration Per Customer Entire Program Entire Program program per AF of
<br />Measure Level by 2030 (kgalfyear) (kgaUyear) (aflyear) Savings ($lAF)
<br />Turf replacement 25% of SRF 30-60 41,000,000 - 125,767 - 211,656 $7,000- S25KJAF depending
<br />residents with no kgal/customedyear 69p00,000 aflyr on level of rebates offered
<br />more than 6D% kgallyear
<br />turf
<br />Utility water loss 90% of public 3%- 5% of total 16,952,000 - 52,000 -86,700 $2,D00 - $7,000faf
<br />reduction programs water suppliers system demand 28,264,200 kgallyr aflyear
<br />Toilet Rebates 80% by 2030 14.6 per household 18,191,569 55,800 aflyear in 57,230 @ $150 rebate per
<br /> based on 2.6 SF 2030 toilet {avg 2 per unit)
<br /> residents
<br />Conservation 100%of Varies by customer 10,000,000 kgallyr 30,675 ailyr $6,000/AF (assuming an
<br />oriented water rates municipal class, current rate implementation cost of S180
<br />-increasing block customers structure, and other per customer)
<br />rates, water variables
<br />budgets, excess
<br />use surcharges,
<br />information oriented
<br />billing
<br />Washer Rebates 80% by 2030 3.6 to 8.5 per 5,550,150 - 17,025 - 40,198 $4,000 - $28,000 rebate
<br /> household based on 13,104,523 aflyear in 2030 range $100-$3D0
<br /> age of unit and
<br /> density
<br />Cooling Towers 50% by 2030 1,000,000 - 3,067 - 24,540 aflyr $1,000 - S5,000 lAF
<br />increased cycle 8,000,000 kgallyr
<br />concentration
<br />Expected durability of
<br />savings SourceslDocumentation
<br />Limited deterioration 2005. Xeriscape Conversion Study results;
<br />anticipated. SNWA
<br /> 2004 °CASH FOR GRASS" - A COST
<br /> EFFECTIVE METHOD TO CONSERVE
<br /> LANDSCAPE WATER?; UC- Riuverside;
<br /> Sylvan Addink, PhD
<br /> 1996. Watering Established Lawns in
<br /> Western Colorado: Cool-season Grasses
<br /> (Kentucky bluegrass, turf-type dwarf tall
<br /> fescue and perennial ryegrass); Colorado
<br /> State University Cooperative Extension;
<br /> Curtis E. Swift, Ph.D.
<br />Relies on continued utility Harold Evans, City of Greeley, AWWA Water
<br />leak detection program. Loss Control Committee
<br />Deteriorization as Amy Vickers and Associates, Pacific
<br />flappers wear. Requires Institute, CUWCC, Westminster
<br />ongoing education or
<br />flapperless toilets
<br />No deteriorization ii new Amy Vickers and Associates, Pacific
<br />appliance standards Inst%ute. CUWCC
<br />implemented and old
<br />units disposed
<br />10% Deterioration 1995 USGS Com.llnd. Use & Denver Water
<br />Possible internal estimates
<br />2-8 DRAFT VNYa
<br />5:'~SWS111FINAL OELtVERAELEi.CON56EFF 5];S2 CONSERVATION6 EFFICIENCY 1-t-°1.OOC
<br />
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