|
Section 2
<br />Conservation and Efficiency Technical Roundtable
<br />Table 2.2 What are the Projected Long-term Savings from Conservation Alternatives?
<br /> Estimated Potential Water Potential Water Potential Water
<br /> Implementation Savings Range- Savings Range- SavingsRange-
<br /> or Penetration Per Customer Entire Program Entire Program
<br />Measure Level by 2030 (kgallyear) {kgallyear) (aflyear)
<br />Rebates for 2.0%- 2,5°10 of 15 - 20% of irrgation 1,000,000 - 3,067 - 16,402 afiyr
<br />landscape retrofits residential or 11,000 - 36,000 6,000,000 kgaUyr
<br /> customers gat per year
<br />Residential 25°k of all 5 -15 1,250,000- 3,834 -11,503 afiyr
<br />landscape audits residential kgaUcustomerlyear 3,750,000 kgailyr in in 203D
<br />(includes irrigation customers - 2030
<br />system upgrades, targeted at high
<br />shutoff devices, users
<br />weather-based
<br />controllers, other
<br />new technology)
<br />Residentiallndoor 25%ofall
<br />Audits residential
<br /> customers -
<br /> targeted at high
<br /> users
<br />Submetering in 20%of MF
<br />mufti-family housing housing by 2030
<br />Commercial
<br />landscape audits
<br />(includes irrigation
<br />system upgrades,
<br />shutoff devices,
<br />weather-based
<br />controllers, other
<br />new technology)
<br />Commercial Indoor
<br />Audits
<br />25% of all
<br />commerical
<br />irrigators -
<br />targeted at high
<br />users
<br />Estimated cost range of
<br />program per AF of Expected durability of
<br />Savings ($dAF) savings SourceslDocumentation
<br />$2,439 - $1D,678 Permanent Evaluation of INater Conservation Program,
<br /> Maddaus Water Management, July 2003
<br /> coupled with Customer Info motion System
<br /> (CIS) Data and Internal Analysis and
<br /> Assumptions
<br />$2,OD0 - $7,000/AF Same as if no audits are 1999. Residential End Uses of bVater.
<br />(assuming utility pays 5100 conducted -i.e. standard AWWA, Amy Vickers, Aquacraft landscape
<br />per audit and customer pays irrigation system ongoing irrigation studies, engineering estimates.
<br />system repair costs) maintenance issues.
<br />3 - 9 750,000 - 2,250,000 2,300 - 6,900 afiyr $3,600 - $11,000lAF Limited deterioration 1999. Residential End Uses of Water.
<br />kgaUcustomerlyear kgallyear (assuming utility pays $100 anticipated. AWWA, Amy Vickers, Aquacratt landscape
<br /> per audit and customer pays engineering estimates.
<br /> any repair costs)
<br />6 - 17 kgallapartment 600,000 -1,700,000 1,840 - 5,215 afiyr Variable ($0 - $4,000lAF) No deterioration. 2004. National Submetering and Allocation
<br />unitlyear kgaUyr in 2030 in 2030 depending upon who pays Billing Program Study
<br /> for the metering.
<br />20 - 75 500,000 -1,875,000 1,534 - 5,752 afiyr $2,000 - $8,000(AF Same as if no audits are 2000. Commercial and Insitutitional End
<br />kgaUcustomerlyear kgalfyr in 2030 in 2030 (assuming utility pays $500 conducted -i.e. standard Uses of Water. AWWA, Aquacraft landscape
<br /> per audit and customer pays irrigation system ongoing irrigation studies, Amy Vickers, engineering
<br /> system repair costs) maintenance issues. estimates.
<br />25%of 10 - SO 250,000 - 1,256,ODD 767 - 3,834 afiyr $3,300 - $16,3001AF Umited deterioration 2000. Commercial and Insitutitional End
<br />commercial kgallcustomedyear kgallyear (assuming utility pays $500 anticipated. Uses of Water. AWWA, Amy Vickers,
<br />customers - per audit and customer pays engineering estimates.
<br />targeted at high any repair costs)
<br />users
<br />t~
<br />GRAFT
<br />2-9
<br />S~SN'SI T.FINAt DEIiVERA6if~00N5 hEFF 52182 CONSERVPTION6 EFFICIENCY 3-1-°].DOC
<br />
|