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 | Mar 2026 |
| Annual Generation | 85.9 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 | 76% Nuclear | 8.9% Wind | 7.7% Natural Gas | 5.5% Other Fuel | 1.3% Solar | 0.4% |
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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 |
|---|---|---|---|---|---|---|
| The Dalles | USACE Northwestern Division | The Dalles, OR | 6 TWh | May 1957 | Dec 2025 | Water |
| Foster | USACE Northwestern Division | Foster, OR | 57 GWh | Aug 1968 | Dec 2024 | Water |
| Lower Granite | USACE Northwestern Division | Pomeroy, WA | 1 TWh | Mar 1975 | Dec 2025 | Water |
| Libby | USACE Northwestern Division | Libby, MT | 2 TWh | Jul 1975 | Dec 2024 | Water |
| Lower Monumental | USACE Northwestern Division | Kahlotus, WA | 1 TWh | May 1969 | Dec 2025 | Water |
| Little Goose | USACE Northwestern Division | Dayton, WA | 2 TWh | Mar 1970 | Dec 2025 | Water |
| Ice Harbor | USACE Northwestern Division | Burbank, WA | 2 TWh | Dec 1961 | Dec 2025 | Water |
| Chief Joseph | USACE Northwestern Division | Bridgeport, WA | 10 TWh | Aug 1955 | Dec 2025 | Water |
| McNary | USACE Northwestern Division | Umatilla, OR | 4 TWh | Nov 1953 | Dec 2024 | Water |
| Lookout Point | USACE Northwestern Division | Lowell, OR | 175 GWh | Dec 1954 | Dec 2024 | Water |
| John Day | USACE Northwestern Division | Rufus, OR | 8 TWh | Jul 1968 | Dec 2025 | Water |
| Hills Creek | USACE Northwestern Division | Oakridge, OR | 120 GWh | Jan 1962 | Dec 2024 | Water |
| Green Peter | USACE Northwestern Division | Foster, OR | 155 GWh | Jun 1967 | Dec 2024 | Water |
| Dexter | USACE Northwestern Division | Lowell, OR | 15 GWh | May 1955 | Dec 2024 | Water |
| Horse Butte Wind I, LLC | Utah Associated Mun Power Sys | Iona, ID | 167 GWh | Jul 2012 | Dec 2024 | Wind |
| Twin Reservoirs | Walla Walla City of | Walla Walla, WA | 7 GWh | Mar 1988 | Dec 2024 | Water |
| Wheat Field Wind Power Project | Wheat Field Wind Power Project LLC | Arlington, OR | 198 GWh | Jan 2009 | Dec 2024 | Wind |
| Wheatridge East Wind | Wheatridge East Wind LLC | Lexington, OR | 270 GWh | - | Dec 2025 | Wind |
| Wheatridge Hybrid | Wheatridge Wind Holdings, LLC | Morrow, OR | 668 GWh | Oct 2020 | Dec 2025 | Wind : 79.8% Solar : 20.2% |
| White Creek Wind Farm | White Creek Wind 1 LLC | Roosevelt, WA | 564 GWh | Oct 2007 | Dec 2024 | Wind |
| Lilliwaup Falls Generating | William G. Reed Jr | Lilliwaup, WA | 5 GWh | Apr 1986 | Dec 2024 | Water |
| Windy Flats Wind Project | Windy Flats Partners LLC | Centerville, WA | 672 GWh | Sep 2009 | Dec 2024 | Wind |
| Waste Management Columbia Ridge LFGTE | WM Renewable Energy LLC | Arlington, OR | 55 GWh | Nov 2009 | May 2025 | Landfill Gas |
| Riverbend Landfill | WM Renewable Energy LLC | McMinnville, OR | 28 GWh | May 2010 | Dec 2024 | Landfill Gas |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #44 | Avangrid Renewables, LLC | 8.3 TWh | 19 |
| #42 | Avista Corporation | 8.8 TWh | 33 |
| #56 | City of Tacoma, Department of Public Utilities, Light Division | 2.4 TWh | 9 |
| #33 | Gridforce Energy Management, LLC | 16.8 TWh | 1 |
| #46 | PacifiCorp West | 7.5 TWh | 136 |
| #45 | Portland General Electric Company | 7.7 TWh | 108 |
| #43 | Public Utility District No. 1 of Chelan County | 8.6 TWh | 4 |
| #40 | Public Utility District No. 2 of Grant County, Washington | 9.6 TWh | 5 |
| #50 | Puget Sound Energy, Inc. | 5.3 TWh | 40 |
| #49 | Seattle City Light | 5.7 TWh | 9 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #9 | Tennessee Valley Authority | 162.4 TWh | 204 |
| #10 | Florida Power & Light Co. | 150.5 TWh | 187 |
| #12 | New York Independent System Operator | 134.0 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 112.4 TWh | 565 |
| #15 | ISO New England | 110.5 TWh | 1,577 |
| #16 | Bonneville Power Administration | 85.9 TWh | 163 |
| #17 | Duke Energy Progress East | 64.5 TWh | 559 |
| #18 | PacifiCorp East | 60.9 TWh | 216 |
| #19 | Salt River Project Agricultural Improvement and Power District | 60.3 TWh | 48 |
| #20 | Duke Energy Florida, Inc. | 47.5 TWh | 95 |