SERA
                                                                       GREEN
                                                                       POWER
                                                                       PARTNERSHIP
Top 20  Local Government Partner List (as of January 6,2009)
                    The Top 20 Local Government Partner List represents the largest purchasers
                    among local government partners within the Green Power Partnership. The
                    combined green power purchases of these organizations amounts to nearly 1.7
                    billion kilowatt-hours annually, which is equivalent to the electricity needed to
                    power more than 159,000 average American homes annually.
 Annual Green Power    GP % of Total
     Usage (kWh)       Electricity Use
1. City of Houston, TX

350,400,000                  27%

2. City of Dallas, TX

333,659,840                  40%

3. City of Chicago, IL

214,635,000                  20%

4. Los Angeles County Sanitation Districts
                                        Green Power
                                          Resources
                                                                  Providers
                                      Wind
                                      Wind
171,144,000
                            54%
                                       Biogas
5. Washington Suburban Sanitary Commission
70,000,000                   33%       Wind
6. City of San Diego, CA

69,043,000                   27%       *%£*£?

7. Montgomery County Wind Buyers Group

65,900,000                   10%       Wind

8. Austin (TX) Independent School District
                            40%
                                       Biogas, Wind
65,640,000

9. City of Austin, TX

59,428,028                   15%        Biogas, Wind

10. San Jose/Santa Clara Water Pollution Control Plant
44,756,718                   49%
11. Nassau County, NY
44,123,420                   22%
12. Montgomery County, PA
29,000,000                  100%
                                       Biogas


                                       Biogas, Wind
                                      Wind
13. New York State Municipal Wind Buyers Group
25,289,000                   16%       Wind
14. City of Bellingham, WA
                                      Biomass, Solar,
                                      Wind
                                                      Reliant Energy
                                                      Gexa Energy, Reliant Energy, Suez
                                                      Energy Resources NA
                                       Biomass, Wind    MidAmerican Energy
25,000,000
                           100%
On-site Generation
                                                      Constellation NewEnergy
                                                      On-site Generation
                                                      Washington Gas Energy Services
Austin Energy
                                                      Austin Energy
                                                      On-site Generation
                                                      EarthKind Energy, On-site Generation
                                                      Community Energy
                                                      Community Energy
Puget Sound Energy

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 Annual Green Power    GP % of Total      Green Power
     Usage (kWh)       Electricity Use       Resources
15. City of Santa Monica, CA
23,000,000
16. City of Albuquerque, NM
22,261,568
17. City of Boston, MA
22,132,516
18. City of Grand Rapids, Ml
22,000,000
19. City of Philadelphia, PA
21,500,000
20. Round Rock (TX) Independent School District
                                       Biogas,
                                       Wind
16,232,580
                           100%
                           20%
                           12%
                           20%
                            3%
27%
           Biogas
           Wind
           Wind
           Biogas, Wind
           Wind
                                                                       &EPA
                                                                       GREEN
                                                                       POWER
                                                                       PARTNERSHIP
                                                                  Providers
Commerce Energy

PNM

Constellation New/Energy

Consumers Energy

PECO/Community Energy

Austin Energy

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