Bonneville Power Administration
Balancing Authority Summary Information
Bonneville Power Administration is ranked #16 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Bonneville Power Administration |
|---|---|
| States | Idaho Montana Oregon Washington Wyoming |
| Last Update | Dec 2025 |
| Annual Generation | 80.6 TWh |
| Power Plants | 163 |
| Utilities | 101 |
| Ranked #16 out of 65 in terms of net annual generation | |
| Ranked #1 out of 47 in terms of annual generation from water | |
| Power Plant Types | Water | 73% Nuclear | 9.6% Wind | 7.8% Natural Gas | 7.5% Other Fuel | 1.5% Solar | 0.5% |
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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 |
|---|---|---|---|---|---|---|
| Dexter | USACE Northwestern Division | Lowell, OR | 15 GWh | May 1955 | Dec 2024 | Water |
| Detroit | USACE Northwestern Division | Mill City, OR | 220 GWh | Jun 1953 | Dec 2024 | Water |
| Darrington | Hampton Lumber Mills - Washington Inc | Darrington, WA | 17 GWh | Jan 2007 | Dec 2024 | Wood/Wood Waste Solids |
| Dalles Dam North Fishway Project | Northern Wasco County PUD | The Dalles, OR | 44 GWh | Apr 1991 | Dec 2024 | Water |
| Coyote Springs II | Avista Corp | Boardman, OR | 2 TWh | Jun 2003 | Sep 2025 | Natural Gas |
| Cowlitz Falls | PUD No 1 of Lewis County | Randle, WA | 196 GWh | May 1994 | Dec 2024 | Water |
| Cougar | USACE Northwestern Division | Lowell, OR | 67 GWh | Feb 1964 | Dec 2024 | Water |
| Condon Windpower LLC | ALLETE Clean Energy | Condon, OR | 77 GWh | Nov 2001 | Dec 2024 | Wind |
| Columbia Generating Station | Energy Northwest | Richland, WA | 8 TWh | Nov 1984 | Sep 2025 | Nuclear |
| Coffin Butte | Pacific Northwest Generating Coop | Corvallis, OR | 38 GWh | Sep 1995 | Dec 2024 | Landfill Gas |
| Coastal Energy Project | Coastal Community Action Program | Aberdeen, WA | 12 GWh | May 2010 | Dec 2023 | Wind |
| Chief Joseph | USACE Northwestern Division | Bridgeport, WA | 10 TWh | Aug 1955 | Sep 2025 | Water |
| Chester Diversion Hydroelectric Project | Fall River Rural Elec Coop Inc | Chester, ID | 8 GWh | Apr 2014 | Sep 2025 | Water |
| Chehalis Generating Facility | PacifiCorp | Chehalis, WA | 3 TWh | Jul 2003 | Sep 2025 | Natural Gas |
| Chandler | U S Bureau of Reclamation | Benton City, WA | 31 GWh | Jan 1956 | Dec 2024 | Water |
| Carmen Smith | Eugene Water & Electric Board | McKenzie Bridge, OR | 223 GWh | Dec 1962 | Dec 2024 | Water |
| Bonneville | USACE Northwestern Division | Cascade Locks, OR | 4 TWh | Jun 1938 | Sep 2025 | Water |
| Black Canyon | U S Bureau of Reclamation | Emmet, ID | 59 GWh | Nov 1925 | Dec 2024 | Water |
| Big Cliff | USACE Northwestern Division | Gates, OR | 91 GWh | Nov 1954 | Dec 2024 | Water |
| Arlington Wind Power Project | Arlington Wind Power Project LLC | Arlington, OR | 201 GWh | Nov 2008 | Dec 2024 | Wind |
| Arlington Microgrid | PUD No 1 of Snohomish County | Arlington, WA | 532 MWh | May 2019 | Dec 2024 | Solar |
| Anderson Ranch | U S Bureau of Reclamation | Mountain Home, ID | 130 GWh | Nov 1950 | Dec 2024 | Water |
| Alkali Solar, LLC | SC Oregon 2 Lessor Parent, LLC | Silver Lake, OR | 25 GWh | May 2020 | Dec 2024 | Solar |
| Albeni Falls | USACE Northwestern Division | Oldtown, ID | 179 GWh | Apr 1955 | Dec 2024 | Water |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #42 | Avangrid Renewables, LLC | 8.3 TWh | 19 |
| #43 | Avista Corporation | 8.3 TWh | 33 |
| #57 | City of Tacoma, Department of Public Utilities, Light Division | 2.1 TWh | 9 |
| #33 | Gridforce Energy Management, LLC | 18.2 TWh | 1 |
| #50 | PacifiCorp West | 5.0 TWh | 136 |
| #44 | Portland General Electric Company | 8.2 TWh | 108 |
| #45 | Public Utility District No. 1 of Chelan County | 7.7 TWh | 4 |
| #41 | Public Utility District No. 2 of Grant County, Washington | 8.5 TWh | 5 |
| #48 | Puget Sound Energy, Inc. | 6.1 TWh | 40 |
| #51 | Seattle City Light | 4.6 TWh | 9 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #9 | Tennessee Valley Authority | 161.7 TWh | 204 |
| #10 | Florida Power & Light Co. | 149.1 TWh | 187 |
| #12 | New York Independent System Operator | 131.9 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 112.3 TWh | 565 |
| #15 | ISO New England | 105.8 TWh | 1,577 |
| #16 | Bonneville Power Administration | 80.6 TWh | 163 |
| #17 | Duke Energy Progress East | 64.4 TWh | 559 |
| #18 | PacifiCorp East | 61.1 TWh | 216 |
| #19 | Salt River Project Agricultural Improvement and Power District | 59.9 TWh | 48 |
| #20 | Duke Energy Florida, Inc. | 47.4 TWh | 95 |