AWEA 3rd Quarter 2007 Market Report November 7, 2007 The U.S. wind energy industry continues its growth. As of the end of the third quarter, 2007, the American Wind Energy Association (AWEA) reports over 2,300 megawatts (MW) of new wind energy capacity online so far this year. By the end of the year, the Association expects a total of over 4,000 MW to have been brought online in 2007. American Wind Energy Association ▪ 3rd Quarter Market Report New Wind Power Projects, completed through the end of September 2007 Table 1 lists new wind power projects that have been brought on-line and commissioned so far this year, as reported to AWEA by its project developer member companies. Results are preliminary. Number Turbine Capacity of Rating Turbine Power State Project Name (in MW) Turbines (in MW) Manufacturer Project Developer Owner/Equity Partner Purchaser Q1 2007 124 84 Hawaii Pakini Nui 21 14 1.5 GE Energy Apollo Power Corp. Apollo Power Corp./GE Energy Hawaiian Financial Services Electric Co. Maine Mars Hill (1Q07) 33 22 1.5 GE Energy UPC Wind UPC Wind/JP Morgan Capital & WFC Holdings Corp. Oklahoma Centennial (1Q07) 60 40 1.5 GE Energy Invenergy Oklahoma Gas & Electric Oklahoma Gas & Electric Texas JD Wind VI 10 8 1.25 Suzlon John Deere Wind John Deere Wind Q2 2007 1095.5 650 Colorado Twin Buttes 75 50 1.5 GE Energy PPM Energy PPM Energy Xcel Energy Illinois GSG Wind Farm 80 40 2 Gamesa FPC Wind Babcock & Brown Wind Exelon Partners Illinois Twin Groves I 198 120 1.65 Vestas Horizon Horizon Iowa Cross Winds 21 10 2.1 Suzlon community community/Edison Mission CornBelt Group Iowa Hardin-Hilltop 14.7 7 2.1 Suzlon community community/Edison Mission Alliant Energy Group Minnesota Wing River Wind 2.5 1 2.5 Nordex Wing River Wind Wing River Wind Minnesota Power New York Steel Winds 20 8 2.5 Clipper UPC/BQ Energy UPC/BQ Energy Pennsylvania Allegheny Ridge 80 40 2 Gamesa Gamesa Energy Babcock & Brown Wind First Energy Partners Texas Camp Springs 130.5 87 1.5 GE Energy Invenergy Invenergy market Texas Lone Star 1 (2Q07) 72 36 2 Gamesa Horizon/RES Americas Horizon Direct Energy American Wind Energy Association ▪ 3rd Quarter Market Report page 2 New Wind Power Projects, completed through the end of September 2007 (continued) Number Turbine Capacity of Rating Turbine Power State Project Name (in MW) Turbines (in MW) Manufacturer Project Developer Owner/Equity Partner Purchaser Texas Sweetwater IVa 135 135 1 Mitsubishi Babcock & Brown Wind Babcock & Brown Wind CPS Energy Partners Partners Texas Sweetwater IVb 105.8 46 2.3 Siemens Babcock & Brown Wind Babcock & Brown Wind CPS Energy Partners Partners Texas Wildorado 161 70 2.3 Siemens Edison Mission Group/ Edison Mission Group/Cielo Xcel Energy Cielo Q3 2007 1090.66 642 Colorado Peetz Table (3Q07) 264 176 1.5 GE Energy FPL Energy/Invenergy FPL Energy/Invenergy Xcel Energy Illinois Sustainable 2.5 1 2.5 Clipper FPC/GSG Wind GSG 3, LLC ComEd Technologies Museum Iowa Endeavor (3Q07) 25 10 2.5 Clipper Clipper/FPL Energy FPL Energy Iowa Iowa State Fair 0.66 1 0.66 Vestas enXco MidAmerican Energy MidAmerican Energy Massachusetts Jiminy Peak Ski Resort 1.5 1 1.5 GE Energy Jiminy Peak/Sustainable Jiminy Peak Jiminy Peak Energy Developments Missouri Bluegrass Ridge 56.7 27 2.1 Suzlon Wind Capital Group John Deere Wind Associated Electric Cooperative Inc. Texas Buffalo Gap, phase II 232.5 155 1.5 GE Energy AES AES Direct Energy Texas Capricorn Ridge (3Q07) 112.5 75 1.5 GE Energy FPL Energy FPL Energy Texas Capricorn Ridge (3Q07) 144.9 63 2.3 Siemens FPL Energy FPL Energy Texas Lone Star 1 (3Q07) 110 55 2 Gamesa Horizon/RES Americas Horizon Direct Energy Washington Marengo 140.4 78 1.8 Vestas RES Americas PacifiCorp PacifiCorp Completed year-to-date through Q3 2310.16 American Wind Energy Association ▪ 3rd Quarter Market Report page 3 Wind Power Projects, under construction Table 2 lists wind power projects that are under construction and either expected to be or could be commissioned by the end of 2007, as reported to AWEA by its project developer member companies. AWEA will report final year-end project numbers in early 2008. State Project Name Capacity Number of Turbine Turbine Project Developer Power Purchaser (in MW) Turbines Rating Manufacturer (in MW) Expected Completion by end 2007 2581.8 1529 Colorado Cedar Creek 79.5 53 1.5 GE Energy BP/Babcock & Brown Wind Xcel Energy Partners Colorado Cedar Creek 221 221 1 Mitsubishi BP/Babcock & Brown Wind Xcel Energy Partners Colorado Peetz Table (4Q07) 135 90 1.5 GE Energy FPL Energy Xcel Energy Iowa Pomeroy 123 82 1.5 GE Energy enXco MidAmerican Iowa Pomeroy II 75 50 1.5 GE Energy enXco MidAmerican Kansas Smoky Hills 100.8 56 1.8 Vestas Enel North America, Inc. Sunflower Electric/Midwest Energy/ BPU Minnesota Ewington 20 10 2 Suzlon community/John Deere Wind Minnesota Fenton 205.5 137 1.5 GE Energy enXco Xcel Energy Minnesota Minn-Dakota 100.5 67 1.5 GE Energy PPM Energy Xcel Energy Minnesota Prairie Star 100.65 61 1.65 Vestas Horizon Great River Energy North Dakota Langdon 159 106 1.5 GE Energy FPL Energy Otter Tail Power for 60 MW/Minnkota Power Cooperative for 99 MW North Dakota Oliver II 48 32 1.5 GE Energy FPL Energy Minnesota Power Oklahoma Sleeping Bear 94.5 45 2.1 Suzlon Chermac Energy Group/ AEP Edison Mission Group Oregon Biglow Canyon 125.4 76 1.65 Vestas Orion Energy/Portland Portland General Electric General Electric Oregon Elkhorn Valley 100.65 61 1.65 Vestas Horizon Idaho Power Oregon Klondike III 120 80 1.5 GE Energy PPM Energy n/a American Wind Energy Association ▪ 3rd Quarter Market Report page 4 State Project Name Capacity Number of Turbine Turbine Project Developer Power Purchaser (in MW) Turbines Rating Manufacturer (in MW) Oregon Klondike III 101.2 44 2.3 Siemens PPM Energy n/a South Dakota Minn-Dakota 49.5 33 1.5 GE Energy PPM Energy Xcel Energy Texas Capricorn Ridge (4Q07) 106.6 FPL Energy n/a Texas Lone Star I (4Q07) 18 9 2 Gamesa Horizon/RES Americas Direct Energy Texas Sand Bluff 90 45 2 Gamesa Airtricity n/a Texas Snyder 63 21 3 Vestas Enel North America n/a Texas Sweetwater V 80.5 35 2.3 Vestas Babcock & Brown Wind n/a Partners/Catamount Energy Texas Whirlwind Energy Center 59.8 26 2.3 Siemens RES Americas Austin Energy Washington White Creek 204.7 89 2.3 Siemens White Creek Wind I Last Mile Electric Cooperative Expected Completion 2007/2008 2288.1 1357 California Dillon 45 45 1 Mitsubishi PPM Energy n/a Illinois Camp Grove 150 100 1.5 GE Energy Orion Energy Group, LLC AEP for 75 MW Illinois Providence Heights 72 36 2 Gamesa Iberdrola n/a Illinois Twin Groves II 198 120 1.65 Vestas Horizon Constellation Energy Iowa Endeavor (4Q07) 75 30 2.5 Clipper FPL Energy Alliant Iowa Top of Iowa II 80 40 2 Gamesa MRE-Iberdrola Wisconsin Public Power, Inc. for 50 MW Iowa Top of Iowa III 29.7 18 1.65 Vestas Madison Gas & Electric Madison Gas & Electric Michigan Harvest Wind Farm 52.8 32 1.65 Vestas John Deere Wind Wolverine Power Cooperative Minnesota Cisco Wind Energy 8.4 4 2.1 Suzlon John Deere Wind n/a American Wind Energy Association ▪ 3rd Quarter Market Report page 5 State Project Name Capacity Number of Turbine Turbine Project Developer Power Purchaser (in MW) Turbines Rating Manufacturer (in MW) Minnesota Marshall Wind Farm 18 9 2 Suzlon John Deere Wind n/a Montana Diamond Willow 19.5 13 1.5 GE Energy MDU Utilities MDU Utilities New York Munnsville 34.5 23 1.5 GE Energy Airtricity n/a New York Noble Bliss 100.5 67 1.5 GE Energy Noble Environmental n/a New York Noble Clinton 100.5 67 1.5 GE Energy Noble Environmental n/a New York Noble Ellenburg 81 54 1.5 GE Energy Noble Environmental n/a North Dakota Tatanka 90 60 1.5 Acciona Acciona n/a Pennsylvania Casselman 34.5 23 1.5 GE Energy PPM Energy FirstEnergy South Dakota Tatanka 90 60 1.5 Acciona Acciona n/a Texas Camp Springs II 120 80 1.5 GE Energy Invenergy market Texas JD IV 79.8 38 2.1 Suzlon John Deere Wind n/a Texas JD IX 10 8 1.25 Suzlon John Deere Wind n/a Texas JD XIII 10 8 1.25 Suzlon John Deere Wind n/a Texas Lone Star II 200 100 2 Gamesa Horizon/RES Americas n/a Texas Silver Star 60 24 2.5 Clipper BP/Clipper n/a Texas Stanton 111 74 1.5 GE Energy Invenergy market Washington Goodnoe 94 47 2 REpower Northwest Windpower PacifiCorp (enXco/ Power Holdings) West Virginia Shell Mount Storm 164 82 2 Gamesa Shell Wind/Dominion Energy Dominion Wisconsin Forward 99 66 1.5 GE Energy Invenergy Alliant/Wisconsin Public Service/ Madison Gas & Electric/Wisconsin Public Power Inc. Wyoming Mountain Wind I 60.9 29 2.1 Suzlon Edison Mission Group PacifiCorp American Wind Energy Association ▪ 3rd Quarter Market Report page 6 Wind Power Projects, by location Chart 1 illustrates where new wind power projects have been built in 2006 and where they have been built or are in the process of being built in 2007. Locations are approximate. AWEA considers a “project” to be one project if it is owned by the same entity or entities and is geographically contiguous.