1. Santa Rita Jail Going off the Grid Alameda County/RESCO CCAEA Meeting February 5, 2010

2. The Energy Program Team Established in 1987 GSA/TSD  1 Program Manager  1 Project Manager  2 Electrician/Construction Coordinators  Project and Cost Savings Oriented  Minimum 10% IRR

3. Accomplishments $ $ Total Energy Saving Capital Projects Value = $50 M $ $ Total Energy Incentives and Refunds = $28 M $ $ Current Annual Utility Budget = $11.5 M $ $ Current Annual Energy Cost Avoidance = $7.5 M Energy Program: 1987-2010

5. Juvenile Justice Center LEED Gold 2007 Results

6. S a nta Rita Jail, Dublin, CA  Construction 1984-1989  Occupied Space: 1 million sqft.  Peak Electrical Load: 3.2 mW (8/00)  18 Housing Units  4300 inmates  513 Sheriff’s Dept. staff  80 GSA staff

7. S a nta Rita Jail 2007 Utility Cost  Electricity: $ 980,000  Natural Gas: $ 900,000  Water: $ 860,000  Sewage: $ 540,000  Total: $ 3,280,000 (35% of GSA’s Utility Costs)

8. Fluorescent Lighting and Exhaust Fan Motor Retrofit (1995) 9,000 Efficient Light Fixtures Retrofitted600 Energy Efficient Motors Replaced

9. Largest Rooftop Solar Power System on a Government Facility (2002) $450K Annual Energy Cost Savings, 10% of Energy Used from the Sun

10. The Chilled Water Plant Retrofit

11. Cool Roof Application

12. First MegaWatt Class Fuel Cell Cogeneration Plant (2006)

13. Santa Rita Jail Integrated Energy & Water Efficiency Project (2009): Santa Rita Jail Integrated Energy & Water Efficiency Project (2009): Hot Water Boiler Plant Renovations Four High Efficiency Boiler2 Domestic Hot Water Heat Exchangers

14. Santa Rita Jail: Santa Rita Jail: Reduced Hot Water Temperature 54 New Hot Water Coils52 New Hot Water Expansion Compensators

15. Santa Rita Jail: Santa Rita Jail: Lighting Retrofit Gym before retrofitGym after retrofit Retrofitted 9000 Florescent Lighting Fixtures Replaced 250 HID with Fluorescent Fixtures Permanently Delamped 7000 Fluorescent Lamps

16. Santa Rita Jail: Santa Rita Jail: Water Efficiency Retrofit Retrofitted 1400 Inmate Flush Valves 1400 Inmate Lavatory Valves 150 Inmate Showers Valves Replaced 160 Staff/Public Toilets 30 Staff/Public Urinals 210 Staff/Public Sink Aerators 30 Staff Showerheads 8 Smart Irrigation Controllers

17. Santa Rita Jail: Santa Rita Jail: Laundry Water and Heat Reclamation

18. Santa Rita Jail: Santa Rita Jail: Cooling Tower Water Treatment

19. Santa Rita Jail Energy & Water Efficiency Projects (1993 – 2009) Results   $1.7M in Yearly Electrical Cost Savings: 65% Reduction   $285K in Natural Gas Cost Savings: 40% Reduction   $540K in Water/Sewage Cost Savings: 50% Reductions

20. Santa Rita Jail: Santa Rita Jail: Day Room Induction Lighting Retrofit (Feb 2010) 250W/400W Existing Metal Halide before retrofit 120W Retrofitted Induction after retrofit Retrofit 864 Lighting Fixtures Savings 243 kW Demand Reduction 1.7M kWh Energy Reduction

21. Santa Rita Jail: Santa Rita Jail: SmartGrid (2010)

22. 22 Project Partners Alameda County, California - Santa Rita Jail Chevron Energy Solutions And…

23. Existing 1.2MW Solar PV Existing 1.0MW Fuel Cell SRJ Smart Grid Project New 12kW Wind Power New Solar Thermal New 2MW Battery Smart Grid True system integration of renewable and clean distributed energy resources Superior Utilization and Control of renewable and clean distributed energy resources Improved local utility grid stability, and demand response Improved local power quality and reliability Off-grid Island capability Energy price arbitrage capability Demand Response Capabilities Project Goals Facility Energy Efficiency Measures Reduction of DHW Energy Load

25. 25 System Design – Load Impacts Cloudy Spring Day – Solar Output Uneven Cloudy Spring Day – Solar Output Uneven

26. Santa Rita Jail Smart Grid Project Total Project Cost: $12,100,000 Funding:  DOE Grant: $ 6,200,000  RESCO Grant: $ 1,980,000  PG&E Incentive $ 3,000,000  Chevron ES Share: $ 120,000  PG&E Share: $ 350,000  County Share: $ 450,000