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INVESTMENT GRADE UTILITIES AUDIT
Energy Partnership: Promoting Fiscal Responsibility, Environmental Stewardship and County Employee Well-Being
In Cooperation with:
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PROGRAM HIGHLIGHTS
$26 Million Project
$1.7 Million Projected Annual Savings
Potential of $3.3 Million One – Time Rebates
29 Million Pounds of CO2 Reduction
286 Construction Jobs Created* (Assumes 1 Job per $92,000)
*Source: http://www.eia.doe.gov/kids/energyfacts/science/energy_calculator.html#natgascalc
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BALANCE OF PRIORITIES
Board of
Supervisors
Fiscal Responsibility
Environmental Stewardship
Social Benefits
County
ManagerReduce Operating Budgets
Inflation Hedge
Advance Sustainability
Plan
Finance
NPV Positive
Financeability
OMB
Budget
Neutrality
ESCO
$26 million
Engineer, Procure
and Construct
FMD
Integrity of Savings
Constructability
Do More With Less
Maricopa County
CitizensJob Creation/Retention
Environmental Stewardship
Fiscal Responsibility
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UTILITY CONSERVATION MEASURES
Lighting Retrofits
Water Retrofits
Solar Thermal Water Heating
HVAC/Motors Retrofits
Controls
Central Plant Retrofit
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AUDIT REVIEW PROCESS
30% 630 Projects $59 M
60% 595 Projects $76.8 M
90% Draft 390 Projects $41.5 M
90% Final 257 Projects $26.3 M
High Level, Initial Estimates Only
Based on 20 Year Project Term
30% 630 Projects $59 M
Project Lists/Pricing Refined
Project Term Reduced to 15 Years
60% 595 Projects $76.8 M
Project Term Reduced to 14 Years
Each Project Must Now Stand On Its Own – No Combining Savings
90% Draft 390 Projects $41.5 M
Eliminated Behavioral Modification Savings
County Self Performs Select Solar Thermal, Lighting and Programmable T-stats Projects
Additional Projects Eliminated for Economic and Technical Reasons
90% Final 257 Projects $26.3 M
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Utility Conservation Measure
UCM Count Upgrade Price
Annual Cost Avoidance
Potential Rebates & Incentives
Simple Payback (Years)
Lighting Retrofits 113 $ 13,506,000 $ 981,000 $ 1,258,000 13.1
Water Retrofits 69 $ 3,098,000 $ 288,000 $ - 11.9
Solar Thermal Water Heating
7 $ 5,635,000 $ 208,000 $ 1,883,000 20.0
HVAC / Motors Retrofit 25 $ 1,216,000 $ 79,000 $ 3,000 17.1
Controls 36 $ 2,475,000 $ 136,000 $ 166,000 18.9
Central Plant Retrofit 7 $ 380,000 $ 45,000 $ 9,000 9.2
TOTAL: 257 $ 26,310,000 $ 1,737,000 $ 3,318,000 14.3
RECOMMENDED PROGRAM
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ENVIRONMENTAL BENEFITS
3,314 Passenger cars not driven for one year, or
1,912,504 Gallons of gasoline saved in one year, or
473,392 Trees/Year planted and growing for 10 years.
Based on 21,991,000 kWh
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Project Schedule
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Thank You