Bonneville Power Administration
Balancing Authority Summary Information
Bonneville Power Administration is ranked #16 out of 64 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Bonneville Power Administration |
|---|---|
| States | Idaho Montana Oregon Washington Wyoming |
| Last Update | Oct 2026 |
| Annual Generation | 91.1 TWh |
| Power Plants | 170 |
| Utilities | 108 |
| Ranked #16 out of 64 in terms of net annual generation | |
| Ranked #1 out of 47 in terms of annual generation from water | |
| Power Plant Types | Water | 75.7% Nuclear | 10.7% Wind | 7.9% Natural Gas | 3.6% Other Fuel | 1.2% Solar | 0.8% |
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Daily Net Generation for Bonneville Power Administration for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Flathead Landfill to Gas Energy Facility | Flathead Electric Coop Inc | Kalispell, MT | 17 GWh | May 2009 | Dec 2025 | Landfill Gas |
| Finley Buttes Landfill Gas | Finley BioEnergy LLC | Boardman, OR | 13 GWh | Nov 2007 | Dec 2025 | Landfill Gas |
| Chester Diversion Hydroelectric Project | Fall River Rural Elec Coop Inc | Chester, ID | 7 GWh | Apr 2014 | Jul 2026 | Water |
| Island Park | Fall River Rural Elec Coop Inc | Island Park, ID | 10 GWh | Mar 1994 | Dec 2025 | Water |
| Stoltze CoGen1 | F H Stoltze Land & Lumber Co | Columbia Falls, MT | 16 GWh | Sep 2013 | Jul 2026 | Wood/Wood Waste Solids |
| Eurus Combine Hills Turbine Ranch 2 | Eurus Combine Hills II LLC | Milton Freewater, OR | 137 GWh | Dec 2009 | Dec 2025 | Wind |
| Carmen Smith | Eugene Water & Electric Board | McKenzie Bridge, OR | 168 GWh | Dec 1962 | Dec 2025 | Water |
| Vansycle | ESI Vansycle Partners LP | Touchet, OR | 55 GWh | Jul 1998 | Dec 2025 | Wind |
| Columbia Generating Station | Energy Northwest- Columbia | Richland, WA | 10 TWh | Nov 1984 | Jul 2026 | Nuclear |
| Packwood | Energy Northwest - Packwood | Packwood, WA | 74 GWh | Mar 1964 | Dec 2025 | Water |
| Nine Canyon | Energy Northwest | Kennewick, WA | 186 GWh | Aug 2002 | Dec 2025 | Wind |
| Horn Rapids Solar, Storage and Training | Energy Northwest | Richland, WA | 5 GWh | Sep 2020 | Dec 2025 | Solar |
| Ostrea Solar, LLC | Cypress Creek Renewables | Moxee, WA | 44 GWh | - | Jul 2026 | Solar |
| Russell D Smith | Columbia Basin Hydropower | Othello, WA | 14 GWh | Aug 1982 | Oct 2025 | Water |
| Potholes East Canal 66.0 | Columbia Basin Hydropower | Pasco, WA | 3 GWh | Feb 1985 | Oct 2025 | Water |
| Eltopia Branch Canal 4.6 | Columbia Basin Hydropower | Pasco, WA | 8 GWh | Apr 1983 | Oct 2025 | Water |
| Twin Reservoirs | City of Walla Walla - (WA) | Walla Walla, WA | 7 GWh | Mar 1988 | Dec 2025 | Water |
| Yelm | City of Centralia - (WA) | Yelm, WA | 32 GWh | Nov 1930 | Dec 2025 | Water |
| Moyie Springs | City of Bonners Ferry (ID) | Moyie Springs, ID | 21 GWh | Nov 1921 | Dec 2025 | Water |
| Cartwright Solar I | Cartwright Solar I LLC | Powell Butte, OR | 41 GWh | - | Jul 2026 | Solar |
| Coyote Springs II | Avista Corp | Boardman, OR | 2 TWh | Jun 2003 | Jul 2026 | Natural Gas |
| Tower Solar, LLC | Avangrid Power LLC | Boardman, OR | 105 GWh | - | Jul 2026 | Solar |
| Arlington Wind Power Project | Arlington Wind Power Project LLC | Arlington, OR | 199 GWh | Nov 2008 | Dec 2025 | Wind |
| Condon Windpower LLC | ALLETE Clean Energy | Condon, OR | 73 GWh | Nov 2001 | Dec 2025 | Wind |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #45 | Avangrid Renewables, LLC | 8.8 TWh | 20 |
| #44 | Avista Corporation | 9.2 TWh | 33 |
| #56 | City of Tacoma, Department of Public Utilities, Light Division | 2.4 TWh | 9 |
| #33 | Gridforce Energy Management, LLC | 15.9 TWh | 1 |
| #41 | PacifiCorp West | 10.0 TWh | 142 |
| #47 | Portland General Electric Company | 6.9 TWh | 112 |
| #42 | Public Utility District No. 1 of Chelan County | 9.4 TWh | 4 |
| #40 | Public Utility District No. 2 of Grant County, Washington | 10.4 TWh | 5 |
| #52 | Puget Sound Energy, Inc. | 4.1 TWh | 40 |
| #48 | Seattle City Light | 6.8 TWh | 9 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #9 | Tennessee Valley Authority | 166.2 TWh | 209 |
| #10 | Florida Power & Light Co. | 153.0 TWh | 188 |
| #12 | New York Independent System Operator | 134.1 TWh | 1,334 |
| #13 | Duke Energy Carolinas | 113.4 TWh | 578 |
| #15 | ISO New England | 112.2 TWh | 1,667 |
| #16 | Bonneville Power Administration | 91.1 TWh | 170 |
| #17 | Duke Energy Progress East | 66.2 TWh | 574 |
| #18 | PacifiCorp East | 61.4 TWh | 223 |
| #19 | Salt River Project Agricultural Improvement and Power District | 60.5 TWh | 51 |
| #20 | Public Service Company of Colorado | 47.6 TWh | 248 |