, i S.EPA
                                                                    GREEN
                                                                    POWER
                                                                    PARTNERSHIP
Top 20 Local Government Partner List (as of January 5,2011)
                  The Top 20 Local Government 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 2.2 billion kilowatt-hours annually, which is equivalent to the
                  electricity needed to power more than 190,000 average
                  American homes annually.
Annual Green Power   GP % of Total
   Usage (kWh)     Electricity Use*
1. City of Houston. TX
438,000,000
2. City of Dallas. TX
302,880,000               40%
3. District of Columbia
244,267,000               50%
                                     Green Power    Providers (listed in descending
                                      Resources    order by kWh supplied to Partner)
                         34%
          Wind
Reliant Energy
                                   Wind
                          GDF Suez Energy Resources NA
                                   Wind
                          Washington Gas Energy Services0
4. City of Chicago. IL
215,000,000
                         20%
          Wind
Renewable Choice Energyc
5. Montgomery County Clean Energy Buyers Group
134,599,000
6. Suffolk County. NY
117,000,000
                         25%
          Wind
Renewable Choice Energyc
                         90%
          Solar, Wind
3Degrees°
7. Chicago Public Schools
107,709,620
8. City of Austin. TX
                         20%
          Solar
Element Markets0, On-site Generation
74,142,994                17%       Biogas, Wind
9. Washington Suburban Sanitary Commission
                                    Wind
                                                   Austin Energyc
70,000,000
33%
Constellation NewEnergy
10. City of San Diego. CA
69,043,000
                         27%      Biogas, Small-
                                   hydro, Solar
                          On-site Generation
11. Austin (TX) Independent School District
65,640,000
                         41%      Biogas, Wind
12. Dallas/Fort Worth International Airport
                          Austin Energyc
60,000,000
                         20%
          Wind
Champion Energy Services
13. Forest County Potawatomi Community

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                                                                         &EPA
                                                                         GREEN
                                                                         POWER
                                                                         PARTNERSHIP
Annual Green Power  GP % of Total     Green Power     Providers (listed in descending
    Usage (kWh)      Electricity Use*     Resources    order by kWh supplied to Partner)
54,677,205
42,250,000
42,027,100
                          100%
14. Marin Energy Authority
                           25%
15. Los Angeles World Airports
16. City of San Jose. CA

31,854,279
                           16%
17. Montgomery County. PA

29,391,000                 100%
18. Nassau County. NY

29,121,457
                           15%
19. City of Santa Monica. CA

28,000,000
                          100%

20. City of Albuquerque. NM
27,846,568
                           25%
Wind
Invenergy
Biogas, Biomass,  SheN Energy North America
Wind
                           25%       Biomass, Small-
                                      hydro, Wind
                 Los Angeles Dept. of Water and Power
Biogas
                                      Wind
On-site Generation
                 PECO/Community Energy0
Biogas
On-site Generation
Geothermal, Wind
Commerce Energy
Wind
PNM
^Reflects the amount of green power as a percentage of total electricity use. Partners choosing to
purchase green power in an amount exceeding 100 percent of their U.S. organization-wide electricity
use are listed as such.

°Indicates Provider is selling Partner a third-party certified green power product. For more information
on third-party certification, visit http://www.epa.gov/greenpower/buygp/certified.htm.

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