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 |
|---|---|---|---|---|---|---|
| South Hurlburt Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | 647 GWh | Jun 2012 | Jul 2026 | Wind |
| Horseshoe Bend Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | 636 GWh | Jun 2012 | Jul 2026 | Wind |
| Horse Butte Wind I, LLC | Utah Associated Mun Power Sys | Iona, ID | 158 GWh | Jul 2012 | Dec 2025 | Wind |
| Outback Solar At Christmas Valley | Outback Solar, LLC | Christmas Valley, OR | 9 GWh | Sep 2012 | Dec 2025 | Solar |
| Stoltze CoGen1 | F H Stoltze Land & Lumber Co | Columbia Falls, MT | 16 GWh | Sep 2013 | Jul 2026 | Wood/Wood Waste Solids |
| Chester Diversion Hydroelectric Project | Fall River Rural Elec Coop Inc | Chester, ID | 7 GWh | Apr 2014 | Jul 2026 | Water |
| Arlington Microgrid | PUD No 1 of Snohomish County - (WA) | Arlington, WA | 601 MWh | May 2019 | Dec 2025 | Solar |
| Starvation | Starvation Solar I, LLC | Hines, OR | 23 GWh | Nov 2019 | Dec 2025 | Solar |
| Fort Rock I | Fort Rock Solar I, LLC | Silver Lake, OR | 25 GWh | Feb 2020 | Dec 2025 | Solar |
| Rock Garden Solar, LLC | SC Oregon 2 Lessor Parent, LLC | Fort Rock, OR | 25 GWh | May 2020 | Dec 2025 | Solar |
| Alkali Solar, LLC | SC Oregon 2 Lessor Parent, LLC | Silver Lake, OR | 26 GWh | May 2020 | Dec 2025 | Solar |
| West Hines Solar I, LLC | SC Oregon 2 Lessor Parent, LLC | Hines, OR | 24 GWh | May 2020 | Dec 2025 | Solar |
| Fort Rock IV | Fort Rock Solar IV LLC | Fort Rock, OR | 24 GWh | May 2020 | Dec 2025 | Solar |
| Suntex Solar, LLC | SC Oregon 2 Lessor Parent, LLC | Riley, OR | 25 GWh | Jun 2020 | Dec 2025 | Solar |
| Riley | Riley Solar I LLC | Riley, OR | 24 GWh | Jun 2020 | Dec 2025 | Solar |
| Horn Rapids Solar, Storage and Training | Energy Northwest | Richland, WA | 5 GWh | Sep 2020 | Dec 2025 | Solar |
| Wheatridge Hybrid | Wheatridge Wind Holdings, LLC | Morrow, OR | 657 GWh | Oct 2020 | Jul 2026 | Wind : 81.4% Solar : 18.4% |
| Orchard Windfarm 2, LLC | Orchard Windfarm, LLC | Lexington, OR | 19 GWh | Nov 2020 | Dec 2025 | Wind |
| Orchard Windfarm 3, LLC | Orchard Windfarm, LLC | Lexington, OR | 17 GWh | Nov 2020 | Dec 2025 | Wind |
| Wheatridge 1 | Portland General Electric Co | Lexington, OR | 237 GWh | Nov 2020 | Jul 2026 | Wind |
| Green Solar LLC (CSG) | SolRiver Capital LLC | Culver, OR | 6 GWh | Jun 2024 | Dec 2025 | Solar |
| Marble Solar LLC (CSG) | SolRiver Capital LLC | Albany, OR | 5 GWh | Nov 2024 | Dec 2025 | Solar |
| Goose Prairie Solar | Goose Prairie Solar LLC | Moxee, WA | 180 GWh | Nov 2024 | Jul 2026 | Solar |
| Wheatridge East Wind | Wheatridge East Wind LLC | Lexington, OR | 560 GWh | May 2025 | Jul 2026 | 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 |