| Ninth Street Hydropower Project | Eagle Creek Renewable Energy, LLC | Alpena, MI | 6 GWh | Aug 1990 | Dec 2025 |
Water
|
| La Farge | La Farge Municipal Electric Co - (WI) | La Farge, WI | 12 MWh | Sep 1990 | Dec 2025 |
Distillate Fuel Oil
|
| Ada Cogeneration LP | Ada Cogeneration LLC | Ada, MI | 185 GWh | Sep 1990 | Dec 2025 |
Natural Gas
|
| Grand River | Energy Developments, Inc d/b/a EDL | Grand Ledge, MI | 8 GWh | Mar 1991 | Dec 2025 |
Landfill Gas
|
| Milam Gas Recovery | WM Illinois Renewable Energy LLC | East St. Lois, IL | 19 GWh | Mar 1991 | Dec 2025 |
Natural Gas
|
| Lime Creek | Interstate Power and Light Co | Mason City, IA | 1 GWh | Apr 1991 | Dec 2025 |
Distillate Fuel Oil
|
| Des Moines Wastewater Reclamation Fac | Des Moines Metro WRF | Des Moines, IA | 74 MWh | Jun 1991 | Dec 2025 |
Natural Gas
|
| Wilton | City of Wilton - (IA) | Wilton, IA | 8 MWh | Dec 1991 | Dec 2025 |
Distillate Fuel Oil
|
| Hastings City Hydroelectric | Hastings Lock & Dam | Hastings, MN | 14 GWh | Dec 1991 | Dec 2025 |
Water
|
| Pheasant Run Landfill Gas Recovery | WM Renewable Energy LLC | Bristol, WI | 47 GWh | Jan 1992 | Dec 2025 |
Landfill Gas
|
| Southwestern Bell Telephone | AT&T | St. Louis, MO | 105 MWh | Jan 1992 | Apr 2026 |
Distillate Fuel Oil
|
| Venice Resources Gas Recovery | WM Renewable Energy LLC | Lennon, MI | 13 GWh | Feb 1992 | Dec 2025 |
Landfill Gas
|
| 491 E 48th Street | City of Holland - (MI) | Holland, MI | 142 GWh | Apr 1992 | Dec 2025 |
Natural Gas
|
| Grayling Generating Station | NorthStar Clean Energy | Grayling, MI | 182 GWh | Apr 1992 | Dec 2025 |
Wood/Wood Waste Solids
|
| Evonik Industries AG | Evonik Degussa Corporation | Lafayette, IN | 7 MWh | Apr 1992 | Dec 2024 |
Distillate Fuel Oil
|
| Alliant SBD 9106 Rockwell CR | Industrial Energy Applications Inc | Cedar Rapids, IA | 185 MWh | May 1992 | Dec 2025 |
Distillate Fuel Oil
|
| Sumpter Energy Associates | NextEra Renewable Fuels, LLC | Belleville, MI | 52 GWh | Jun 1992 | Dec 2025 |
Landfill Gas
|
| Alliant SBD 9107 JBS USA | Industrial Energy Applications Inc | Marshalltown, IA | 62 MWh | Jul 1992 | May 2026 |
Distillate Fuel Oil
|
| JCO Oxides Olefins Plant | Indorama Ventures | Port Neeches, TX | 569 GWh | Aug 1992 | Dec 2025 |
Natural Gas
|
| Hendricks Regional Health | Hendricks Regional Health | Danville, IN | 19 MWh | Aug 1992 | May 2026 |
Distillate Fuel Oil
|
| South Fond Du Lac | Wisconsin Power & Light Co | Fond du Lac, WI | 20 GWh | Apr 1993 | Dec 2025 |
Natural Gas : 99.8%
|
| Henry Station | City of Bay City - (MI) | Bay City, MI | 1 GWh | Apr 1993 | Dec 2025 |
Natural Gas : 93.0%
Distillate Fuel Oil : 7.0%
|
| Concord | Wisconsin Electric Power Co | Watertown, WI | 203 GWh | Jun 1993 | Dec 2025 |
Natural Gas : 98.9%
Distillate Fuel Oil : 1.1%
|
| Alliant SBD 9301 Prairie Farms | Industrial Energy Applications Inc | Dubuque, IA | 69 MWh | Jun 1993 | Dec 2025 |
Distillate Fuel Oil
|
| Cadillac Renewable Energy | Cadillac Renewable Energy LLC | Cadillac, MI | 169 GWh | Jul 1993 | Dec 2025 |
Wood/Wood Waste Solids
|
| George Johnson | Wolverine Power Supply Coop | Hersey, MI | 43 GWh | Aug 1993 | Dec 2025 |
Natural Gas
|
| Whillock | Arkansas Electric Coop Corp | Morrilton, AR | 131 GWh | Sep 1993 | Dec 2025 |
Water
|
| Springfield (MN) | Springfield Public Utils Comm - (MN) | Springfield, MN | 15 MWh | May 1994 | Dec 2025 |
Distillate Fuel Oil
|
| John Deere Dubuque Works | John Deere Dubuque Works | Dubuque, IA | 45 MWh | May 1994 | May 2026 |
Distillate Fuel Oil
|
| Coopersville | Energy Developments, Inc d/b/a EDL | Coopersville, MI | 38 GWh | May 1994 | Dec 2025 |
Landfill Gas
|
| Grand Blanc Generating Station | Energy Developments, Inc d/b/a EDL | Grand Blanc, MI | 50 GWh | Jun 1994 | Dec 2025 |
Landfill Gas
|
| Angus Anson | Northern States Power Co - Minnesota | Sioux Falls, SD | 239 GWh | Jul 1994 | Dec 2025 |
Natural Gas : 99.9%
|
| Hutchinson Plant #2 | Hutchinson Utilities Comm | Hutchinson, MN | 28 GWh | Oct 1994 | Dec 2025 |
Natural Gas
|
| Grand Junction | City of Grand Junction - (IA) | Grand Junction, IA | 41 MWh | Nov 1994 | Dec 2025 |
Distillate Fuel Oil
|
| Adrian Energy Associates LLC | NextEra Renewable Fuels, LLC | Adrian, MI | 2 GWh | Nov 1994 | Dec 2025 |
Landfill Gas
|
| Alliant SBD 9403 Aegon DC | Industrial Energy Applications Inc | Cedar Rapids, IA | 15 MWh | Dec 1994 | Dec 2025 |
Distillate Fuel Oil
|
| GRS C&C | Gas Recovery Systems Inc | Marshall, MI | 21 GWh | Jan 1995 | Dec 2025 |
Landfill Gas
|
| Paris (WI) | Wisconsin Electric Power Co | Union Grove, WI | 215 GWh | Feb 1995 | Dec 2025 |
Natural Gas
|
| Ergon Refining Vicksburg | Ergon Refining Inc | Vicksburg, MS | 35 GWh | Feb 1995 | Dec 2025 |
Natural Gas
|
| Davenport Water Pollution Control Plant | Davenport, City of - (IA) | Davenport, IA | 6 GWh | Apr 1995 | Dec 2025 |
Other Biomass Gas : 63.5%
Natural Gas : 36.5%
|
| Sleepy Eye | Sleepy Eye Public Utility Comm | Sleepy Eye, MN | 131 MWh | Jun 1995 | Dec 2024 |
Distillate Fuel Oil
|
| MNDOT Standby Generation | State of Minnesota Department of Administration | St. Paul, MN | 51 MWh | Jun 1995 | May 2026 |
Distillate Fuel Oil
|
| Peoples Generating Station | Sagepoint Energy | Ann Arbor, MI | 25 GWh | Aug 1995 | Dec 2025 |
Landfill Gas
|
| Michigan Power LP | Michigan Power Limited Partnership | Ludington, MI | 1 TWh | Sep 1995 | Dec 2024 |
Natural Gas
|
| Alliant SBD 9206 Donaldson | Industrial Energy Applications Inc | Cresco, IA | 7 MWh | Oct 1995 | Dec 2025 |
Distillate Fuel Oil
|
| Otsego Mill Power Plant | Otsego Paper Inc | Otsego, MI | 163 GWh | Oct 1995 | Dec 2025 |
Natural Gas
|
| Genesee Power Station LP | NorthStar Clean Energy | Flint, MI | 116 GWh | Nov 1995 | Dec 2025 |
Wood/Wood Waste Solids : 99.9%
|
| Indiana Harbor E 5 AC Station | Northlake Energy | East Chicago, IN | 649 GWh | Apr 1996 | Dec 2025 |
Blast Furnace Gas : 91.2%
Natural Gas : 8.8%
|
| GRS Arbor Hills | Gas Recovery Systems Inc | Northville, MI | 1 GWh | May 1996 | Mar 2026 |
Landfill Gas
|
| SABIC Innovative Plastics Mt. Vernon | SABIC IP Mt. Vernon, LLC | Mount Vernon, IN | 580 GWh | May 1996 | May 2026 |
Natural Gas
|
| NCAH Central Utility Plant | National Centers for Animal Health | Ames, IA | 439 MWh | May 1996 | May 2026 |
Natural Gas : 82.6%
Distillate Fuel Oil : 17.4%
|
| Alliant SBD 9203 Profol | American Profol Incorporated | Cedar Rapids, IA | 56 MWh | Aug 1996 | Nov 2025 |
Distillate Fuel Oil
|
| City of Peru Hydro-Electric Generating S | City of Peru - (IL) | Utica, IL | 17 GWh | Aug 1996 | Dec 2025 |
Water
|
| State Farm | State Farm Insurance | Bloomington, IL | 30 MWh | Sep 1996 | May 2026 |
Distillate Fuel Oil
|
| Dow St Charles Operations | Dow Chemical Co - St Charles | Taft, LA | 2 TWh | Nov 1996 | May 2026 |
Natural Gas : 99.0%
Other Gas : 1.0%
|
| Gary Works | United States Steel-Gary | Gary, IN | 995 GWh | Mar 1997 | May 2026 |
Blast Furnace Gas : 57.0%
Natural Gas : 43.0%
|
| Westlake Plaquemine | Westlake Chemicals & Vinyls LLC | Plaquemine, LA | 1 TWh | Apr 1997 | May 2026 |
Natural Gas : 99.0%
Other Gas : 1.0%
|
| Kenyon Municipal | Kenyon Municipal Utilities - (MN) | Kenyon, MN | 19 MWh | Jul 1997 | Dec 2025 |
Distillate Fuel Oil
|
| Western Michigan University Power Plant | Western Michigan University | Kalamazoo, MI | 81 GWh | Jul 1997 | Dec 2025 |
Natural Gas
|
| Interstate | City of Springfield - (IL) | Springfield, IL | 58 GWh | Aug 1997 | Dec 2025 |
Natural Gas : 99.2%
Distillate Fuel Oil : 0.8%
|
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | 441 GWh | Aug 1997 | May 2026 |
Natural Gas
|
| Portside Energy | Primary Energy Recycling Holdings, LLC | Portage, IN | 262 GWh | Aug 1997 | Dec 2025 |
Natural Gas
|
| LSP-Cottage Grove LP | Cottage Grove Operating Services LLC | Cottage Grove, MN | 549 GWh | Sep 1997 | Dec 2025 |
Natural Gas
|
| Metro Methane Recovery Facility | WM Renewable Energy LLC | Mitchellville, IA | 85 GWh | Dec 1997 | May 2026 |
Landfill Gas
|
| Brent Run Generating Station | Energy Developments, Inc d/b/a EDL | Montrose, MI | 50 GWh | Dec 1997 | Dec 2025 |
Landfill Gas
|
| Lake Benton I | ALLETE Clean Energy | Lake Benton, MN | 235 GWh | Jan 1998 | Dec 2025 |
Wind
|
| Heat Recovery Coke Facility | Cokenergy Inc | East Chicago, IN | 416 GWh | Mar 1998 | May 2026 |
Waste Heat
|
| Pine Tree Acres | NextEra Renewable Fuels, LLC | Lenox Twp, MI | 58 GWh | May 1998 | May 2026 |
Landfill Gas
|
| SIUC | Southern Illinois University Carbondale | Carbondale, IL | 9 GWh | May 1998 | May 2026 |
Bituminous Coal
|
| Alliant SBG 9802 Toyota | Industrial Energy Applications Inc | Cedar Rapids, IA | 6 MWh | Nov 1998 | Oct 2025 |
Natural Gas
|
| Thomson Reuters Campus Bldg A-D | Thomson Corp | Eagan, MN | 34 MWh | Mar 1999 | May 2026 |
Distillate Fuel Oil
|
| Storm Lake II | ALLETE Clean Energy | Alta, IA | 115 GWh | Mar 1999 | Dec 2025 |
Wind
|
| Lakota Ridge LLC | Lakota Ridge, LLC (Longroad) | Hendricks, MN | 17 GWh | Mar 1999 | Dec 2024 |
Wind
|
| Hawkeye Power Partners LLC | Hawkeye Power Partners LLC | Garner, IA | 168 GWh | Mar 1999 | Dec 2025 |
Wind
|
| Storm Lake 1 | ALLETE Clean Energy | Alta, IA | 87 GWh | Apr 1999 | Dec 2025 |
Wind
|
| Woodstock Windfarm | RWE Clean Energy | Woodstock, MN | 37 GWh | Apr 1999 | Dec 2025 |
Wind
|
| Dam 2 | Arkansas Electric Coop Corp | Dumas, AR | 385 GWh | May 1999 | Dec 2025 |
Water
|
| Tilton | Tilton Energy LLC | Tilton, IL | 54 GWh | May 1999 | Dec 2025 |
Natural Gas
|
| Custer Energy Center | Manitowoc Public Utilities | Manitowoc, WI | 4 GWh | May 1999 | Dec 2025 |
Natural Gas
|
| Alsey | Prairie Power, Inc | Alsey, IL | 35 GWh | May 1999 | Dec 2025 |
Natural Gas : 99.8%
|
| Wind Turbine | Madison Gas & Electric Co | Casco, WI | 12 GWh | May 1999 | Dec 2025 |
Wind
|
| De Pere Energy Center | Wisconsin Public Service Corp | De Pere, WI | 180 GWh | May 1999 | Dec 2025 |
Natural Gas : 59.9%
Distillate Fuel Oil : 40.1%
|
| Dearborn Industrial Generation | Dearborn Industrial Gen Inc | Dearborn, MI | 5 TWh | May 1999 | May 2026 |
Natural Gas : 96.5%
Blast Furnace Gas : 3.5%
|
| Kalamazoo River Generating Station | CMS Generation MI Power LLC | Comstock, MI | 136 GWh | May 1999 | Dec 2025 |
Natural Gas
|
| Livingston Generating Station | CMS Generation MI Power LLC | Gaylord, MI | 22 GWh | May 1999 | Dec 2025 |
Natural Gas
|
| Lake Benton II | Northern States Power Co - Minnesota | Ruthton, MN | 440 GWh | May 1999 | Dec 2025 |
Wind
|
| Trigen St. Louis | Centerstream STL, LLC | St Louis, MO | 86 GWh | May 1999 | Jul 2025 |
Natural Gas
|
| St. Olaf StandBy Generators | St. Olaf College | Northfield, MN | 116 MWh | May 1999 | Dec 2025 |
Distillate Fuel Oil
|
| Jonesboro City Water & Light Plant | City Water and Light Plant - (AR) | Jonesboro, AR | 57 GWh | Jun 1999 | Dec 2025 |
Natural Gas : 99.9%
|
| Deercroft I & II LFGTE | Wabash Valley Power Assn, Inc | Michigan City, IN | 19 GWh | Jul 1999 | Dec 2025 |
Landfill Gas
|
| Shaokatan Hills LLC | Shaokatan Hills, LLC (Longroad) | Hendricks, MN | 12 GWh | Jul 1999 | Dec 2024 |
Wind
|
| Oak Point Cogen | Chevron Oronite Co LLC | Belle Chasse, LA | 98 GWh | Sep 1999 | Dec 2025 |
Natural Gas
|
| Geismar Cogen | Air Liquide Large Industries U S LP | Geismar, LA | 528 GWh | Dec 1999 | Dec 2025 |
Natural Gas
|
| Delray | DTE Electric Company | Detroit, MI | 145 GWh | Jan 2000 | Dec 2025 |
Natural Gas
|
| Winnebago County Landfill Gas | Winnebago County - (WI) | Oshkosh, WI | 3 GWh | Jan 2000 | Dec 2025 |
Landfill Gas
|
| Knoxville Industrial | MidAmerican Energy Co | Knoxville, IA | 225 MWh | Mar 2000 | Dec 2025 |
Distillate Fuel Oil
|
| Shenandoah | MidAmerican Energy Co | Shenandoah, IA | 323 MWh | Mar 2000 | Dec 2025 |
Distillate Fuel Oil
|
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | 255 MWh | Mar 2000 | Dec 2025 |
Distillate Fuel Oil
|
| Anderson Erickson | Anderson Erickson Dairy | Des Moines, IA | 9 MWh | Mar 2000 | Dec 2025 |
Distillate Fuel Oil
|
| South Plant (IA) | Waverly Municipal Elec Utility - (IA) | Waverly, IA | 71 MWh | Apr 2000 | Dec 2025 |
Distillate Fuel Oil
|
