Top Ten Utility Green Pricing Programs

December 2006

Green Power Program Renewable Energy Sales
(as of December 2006)
Rank Utility Resources Used Sales (kWh/year) Sales (Avg. MWa)
1 Austin Energy Wind, landfill gas 580,580,401 66.3
2 Portland General Electricb Existing geothermal and hydro, wind 432,826,408 49.4
3 Florida Power & Light Landfill gas, biomass, wind, solar 302,792,000 34.6
4 PacifiCorpcd Wind, biomass, solar 299,862,690 34.2
5 Xcel Energyef Wind 236,505,718 27.0
6 Basin Electric Power Cooperative Wind 217,427,000 24.8
7 Sacramento Municipal Utility Districte Wind, landfill gas,small hydro 216,476,278 24.7
8 National Gridghi Biomass, wind,small hydro, solar 156,447,869 17.9
9 OG&E Electric Services Wind 134,553,920 15.4
10 Puget Sound Energy Wind, solar, biogas 131,742,000 15.0

Source: NREL

Notes:

a An "average megawatt" (aMW) is a measure of continuous capacity equivalent (i.e., operating at a 100% capacity factor).

b Some products marketed in partnership with Green Mountain Energy Company.

c Includes Pacific Power and Rocky Mountain Power.

d Some Oregon products marketed in partnership with 3 Phases Energy Services.

e Product is Green-e certified. For Xcel Energy, the Colorado and Minnesota Windsource products are Green-e certified.

f Includes Northern States Power, Public Service Company of Colorado, and Southwestern Public Service.

g Includes Niagara Mohawk, Massachusetts Electric, Narragansett Electric, and Nantucket Electric.

h Marketed in partnership with Community Energy, EnviroGen, Green Mountain Energy Company, Mass Energy, People's Power & Light, and Sterling Planet.

i Some products are certified by Green-e or Environmental Resources Trust.



Total Number of Customer Participants
(as of December 2006)
Rank Utility Program Name(s) Participants
1 Xcel Energya Windsourceb
Renewable Energy Trust
63,028
2 PacifiCorpcd Blue Sky Block
Blue Sky Usage
Blue Sky Habitat
51,297
3 Portland General Electrice Clean Wind
Green Source
50,284
4 Sacramento Municipal Utility District Greenergyb 35,707
5 PECOf PECO WIND 34,303
6 Florida Power & Lightg Sunshine Energy 28,742
7 Los Angeles Department
of Water & Power
Green Power for
a Green LA
24,320
8 National Gridhi GreenUpj 23,751
9 Puget Sound Energy Green Power Program 17,426
10 We Energies Energy for Tomorrowb 15,823

Source: NREL

Notes:

a Includes Northern States Power, Public Service Company of Colorado, and Southwestern Public Service.

b Product is Green-e certified. For Xcel Energy, the Colorado and Minnesota Windsource products are Green-e certified.

c Includes Pacific Power and Rocky Mountain Power.

d Some Oregon products marketed in partnership with 3 Phases Energy Services.

e Some products marketed in partnership with Green Mountain Energy Company.

f Marketed in partnership with Community Energy, Inc.

g Marketed in partnership with Green Mountain Energy Company.

h Includes Niagara Mohawk, Massachusetts Electric, Narragansett Electric, and Nantucket Electric.

i Marketed in partnership with Community Energy, EnviroGen, Green Mountain Energy Company, Mass Energy, People's Power & Light, and Sterling Planet.

j Some products are certified by Green-e or Environmental Resources Trust.



Customer Participation Rate
(as of December 2006)
Rank Utility Customer Participation Rate Program(s) Program Start Year
1 City of Palo Alto Utilitiesa 16.9% Palo Alto Greenb 2003
2 Lenox Municipal Utilitiesc 16.6% Green City Energy 2003
3 Montezuma Municipal Light & Powerc 6.5% Green City Energy 2003
3 Portland General Electricd 6.5% Clean Wind
Green Source
2002
5 Sacramento Municipal Utility District 6.2% Greenergyb 1997
6 Silicon Valley Powera 6.1% Santa Clara Green Power 2004
7 Holy Cross Energy 5.6% Wind Power Pioneers
Local Renewable Energy Pool
1998
2002
8 Central Electric Cooperativee 5.5% Green Power 1999
9 River Falls Municipal Utilitiesf 5.4% Renewable Energy Program 2001
10 Orcas Power and Light Cooperative 5.1% Go Green 1997

Source: NREL

Notes:

a Marketed in partnership with 3 Phases Energy Services

b Product is Green-e certified.

c Program offered in association with the Iowa Association of Municipal Utilities.

d Some products marketed in partnership with Green Mountain Energy Company.

e Power supplied by PNGC Power.

f Power supplied by Wisconsin Public Power Inc.



Price Premium Charged for New, Customer-Driven
Renewable Power
a

(as of December 2006)
Rank Utility Resources Used Premium (¢/kWh)
1 Austin Energyb Wind, landfill gas -0.13
2 OG&E Electric Servicesb Wind 0.026
3 Edmond Electricbc Wind 0.144
4 Avista Utilities Wind, landfill gas, biomass 0.33
5 Indianapolis Power and Light Wind 0.35
6 Eugene Water and Electric Boardbd Wind 0.65
7 Clallam County Public Utility Districtb Landfill gas 0.70
8 PacifiCorpe Wind, biomass, solar 0.78
9 Idaho Power Wind, solar 0.882
10 Mason County PUD 3 Wind 1.0
10 Sacramento Municipal Utility Districtd Wind, landfill gas, hydro 1.0
10 Wisconsin Public Service Corporation Wind, landfill gas, biomass 1.0

Source: NREL

Notes:

a Includes only programs that have installed or announced firm plans to install or purchase power from 100% new renewable resources.

b Premium is variable; customers in these programs are exempt or otherwise protected from changes in utility fuel charges.

c Power supplied by Oklahoma Municipal Power Authority.

d Product is Green-e certified.

e Pacific Power Blue Sky Usage product; only available in Oregon. Product marketed in partnership with 3 Phases Energy Services.


For More Information -

Online Report: Utility Green Pricing Programs: What Defines Success? (PDF Report: 1.1 MB) NREL/TP-620-29831, August 2001.


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