PacifiCorp East
Balancing Authority Summary Information
PacifiCorp East is ranked #18 out of 64 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | PacifiCorp East |
|---|---|
| States | Idaho Montana Utah Wyoming |
| Last Update | Oct 2026 |
| Annual Generation | 61.4 TWh |
| Power Plants | 223 |
| Utilities | 132 |
| Ranked #18 out of 64 in terms of net annual generation | |
| Ranked #10 out of 33 in terms of annual generation from coal | |
| Power Plant Types | Coal | 39.7% Wind | 26.4% Natural Gas | 16.9% Solar | 13.8% Other Fuel | 1.7% Water | 1.5% |
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Daily Net Generation for PacifiCorp East for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Green River Energy Center - Hybrid | Green River Energy Center, LLC | Emery, UT | 158 GWh | - | Jul 2026 | Solar |
| Cove Mountain Solar | Cove Mountain Solar LLC | Beryl, UT | 161 GWh | Oct 2020 | Jul 2026 | Solar |
| Graphite Solar I | Greenbacker Renewable Energy Corporation | Wellington, UT | 166 GWh | May 2022 | Jul 2026 | Solar |
| Sweetwater Solar | Onward Energy | Green River, WY | 175 GWh | Nov 2018 | Jul 2026 | Solar |
| Gadsby | PacifiCorp | Salt Lake City, UT | 179 GWh | Aug 1951 | Jul 2026 | Natural Gas |
| Red Mesa Solar Project | NTUA Generation - Utah, LLC | Red Mesa, UT | 187 GWh | Mar 2023 | Jul 2026 | Solar |
| Mountain Wind Power II LLC | Mountain Wind Power II LLC | Fort Bridger, WY | 190 GWh | Aug 2008 | Jul 2026 | Wind |
| Horseshoe Solar, LLC | Horseshoe Solar, LLC | Tooele, UT | 194 GWh | Apr 2024 | Jul 2026 | Solar |
| Clover Creek Solar Community Solar | AES Distributed Energy | Mona, UT | 197 GWh | Nov 2021 | Jul 2026 | Solar |
| Tesoro SLC Cogeneration Plant | Tesoro Refng Marketing Co Mntn Region | Salt Lake City, UT | 201 GWh | Jun 2004 | Jul 2026 | Natural Gas : 99.9% |
| Escalante Solar III, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | 207 GWh | Jul 2016 | Jul 2026 | Solar |
| Rocket Solar, LLC | Rocket Solar, LLC | Corinne, UT | 208 GWh | Jan 2024 | Jul 2026 | Solar |
| Utah Red Hills Renewable Energy Park | MN8 Energy LLC | Parowan, UT | 208 GWh | Nov 2015 | Dec 2025 | Solar |
| Escalante Solar II, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | 210 GWh | Jul 2016 | Jul 2026 | Solar |
| Sigurd Solar LLC | Sigurd Solar LLC | Sigurd, UT | 210 GWh | Apr 2021 | Jul 2026 | Solar |
| Elektron Solar, LLC | Elektron Solar, LLC | Grantsville, UT | 211 GWh | Apr 2024 | Jul 2026 | Solar |
| Granite Mountain Solar East, LLC | Clearway Renewable Operation & Maintenance LLC | Cedar City, UT | 212 GWh | Aug 2016 | Jul 2026 | Solar |
| Escalante Solar I, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | 215 GWh | Jul 2016 | Jul 2026 | Solar |
| General Chemical | Tata Chemicals Partners | Green River, WY | 216 GWh | Apr 1968 | Jul 2026 | Bituminous Coal : 76.2% Natural Gas : 23.8% |
| Enterprise Solar, LLC | Clearway Renewable Operation & Maintenance LLC | Newcastle, UT | 217 GWh | Jun 2016 | Jul 2026 | Solar |
| Iron Springs Solar, LLC | Clearway Renewable Operation & Maintenance LLC | Cedar City, UT | 220 GWh | Jul 2016 | Jul 2026 | Solar |
| Three Peaks Power | Onward Energy | Cedar City, UT | 227 GWh | Nov 2016 | Jul 2026 | Solar |
| Hornshadow Solar, LLC | Hornshadow Solar, LLC | Castle Dale, UT | 240 GWh | May 2025 | Jul 2026 | Solar |
| Hunter Solar LLC (UT) | Hunter Solar LLC | Clawson, UT | 245 GWh | Feb 2021 | Jul 2026 | Solar |
| Pioneer Wind Park, LLC | AES Distributed Energy | Glenrock, WY | 253 GWh | Sep 2016 | Dec 2025 | Wind |
| Milford Solar 1 | Milford Solar 1, LLC | Milford, UT | 256 GWh | Oct 2020 | Jul 2026 | Solar |
| Campbell Hill Windpower | Deriva Energy | Glenrock, WY | 264 GWh | Nov 2009 | Jul 2026 | Wind |
| Appaloosa Solar I | Greenbacker Renewable Energy Corporation | Cedar City, UT | 265 GWh | Dec 2023 | Jul 2026 | Solar |
| WE Soda Alkalai LLC | WE Soda Alkali | Green River, WY | 269 GWh | May 1953 | Dec 2025 | Subbituminous Coal : 73.0% Natural Gas : 27.0% |
| Blundell | PacifiCorp | Milford, UT | 271 GWh | Jun 1984 | Dec 2025 | Geothermal |
| Meadow Creek Project Company | Ridgeline Energy LLC | Idaho Falls, ID | 292 GWh | Nov 2012 | Dec 2025 | Wind |
| Rolling Hills | PacifiCorp | Glenrock, WY | 295 GWh | Dec 2008 | Dec 2025 | Wind |
| TransAlta Wyoming Wind | TransAlta Wyoming Wind LLC | Evanston, WY | 321 GWh | Nov 2003 | Dec 2025 | Wind |
| Sunnyside Cogen Associates | Sunnyside Cogeneration Assoc | Sunnyside, UT | 324 GWh | Jan 1993 | Aug 2025 | Waste/Other Coal : 99.3% Distillate Fuel Oil : 0.7% |
| Cove Mountain Solar 2 | Cove Mountain Solar 2 LLC | Beryl, UT | 331 GWh | Sep 2020 | Jul 2026 | Solar |
| Goshen Phase II | Clearlight Energy Holdings LP | Idaho Falls, ID | 337 GWh | Aug 2010 | Dec 2025 | Wind |
| High Plains | PacifiCorp | Rock River, WY | 341 GWh | Aug 2009 | Dec 2025 | Wind |
| West Valley Generation Project | Utah Municipal Power Agency | West Valley City, UT | 347 GWh | Sep 2001 | Jul 2026 | Natural Gas |
| Dunlap | PacifiCorp | Medicine Bow, WY | 417 GWh | Sep 2010 | Dec 2025 | Wind |
| Seven Mile Hill | PacifiCorp | Hanna, WY | 458 GWh | Nov 2008 | Dec 2025 | Wind |
| Hornshadow Solar II, LLC | Hornshadow Solar II, LLC | Castle Dale, UT | 460 GWh | Jun 2025 | Jul 2026 | Solar |
| Glenrock | PacifiCorp | Glenrock, WY | 469 GWh | Nov 2008 | Dec 2025 | Wind |
| Cedar Springs III | Cedar Springs Wind III, LLC | Douglas, WY | 490 GWh | Nov 2020 | Jul 2026 | Wind |
| Cedar Creek Wind, LLC | Cedar Creek Wind, LLC | Shelley, ID | 511 GWh | Feb 2024 | Jul 2026 | Wind |
| Top of the World Windpower Project | Deriva Energy | Glenrock, WY | 537 GWh | Sep 2010 | Jul 2026 | Wind |
| Nebo Power Station | Utah Associated Mun Power Sys | Payson, UT | 548 GWh | May 2004 | Jul 2026 | Natural Gas |
| Rock Creek Wind | PacifiCorp | McFadden, WY | 591 GWh | Aug 2025 | Jul 2026 | Wind |
| Foote Creek Rim | PacifiCorp | McFadden, WY | 612 GWh | Nov 2024 | Jul 2026 | Wind |
| Pryor Mountain Wind | PacifiCorp | Bridger, MT | 715 GWh | Mar 2021 | Jul 2026 | Wind |
| Cedar Springs I | Cedar Springs Wind, LLC | Douglas, WY | 742 GWh | Nov 2020 | Jul 2026 | Wind |
| Cedar Springs II | PacifiCorp | Douglas, WY | 745 GWh | Nov 2020 | Jul 2026 | Wind |
| Ekola Flats | PacifiCorp | Medicine Bow, WY | 777 GWh | Nov 2020 | Jul 2026 | Wind |
| Shute Creek Facility | Exxon Mobil Production Co | Kemmerer, WY | 826 GWh | Apr 2005 | Jul 2026 | Natural Gas : 61.9% Other Gas : 38.1% |
| Faraday Solar | Faraday Solar B LLC | Fairfield, UT | 1 TWh | Aug 2025 | Jul 2026 | Solar |
| Boswell Wind | Boswell Wind, LLC | Rock River, WY | 1 TWh | Nov 2024 | Jul 2026 | Wind |
| TB Flats | PacifiCorp | Medicine Bow, WY | 1 TWh | Sep 2021 | Jul 2026 | Wind |
| Naughton | PacifiCorp | Kemmerer, WY | 2 TWh | Apr 1963 | Jul 2026 | Natural Gas : 54.6% Subbituminous Coal : 45.4% |
| Wyodak | PacifiCorp | Gillette, WY | 2 TWh | Aug 1978 | Jul 2026 | Subbituminous Coal : 99.9% |
| Bonanza | Deseret Generation & Tran Coop | Vernal, UT | 2 TWh | Apr 1986 | Jul 2026 | Bituminous Coal : 98.7% Solar : 1.2% |
| Currant Creek | PacifiCorp | Mona, UT | 3 TWh | May 2005 | Jul 2026 | Natural Gas |
| Dave Johnston | PacifiCorp | Glen Rock, WY | 3 TWh | Jan 1959 | Jul 2026 | Subbituminous Coal : 99.8% |
| Huntington | PacifiCorp | Huntington, UT | 4 TWh | Jun 1974 | Jul 2026 | Bituminous Coal |
| Lake Side Power Plant | PacifiCorp | Vineyard, UT | 6 TWh | Aug 2007 | Jul 2026 | Natural Gas |
| Hunter | PacifiCorp | Castle Dale, UT | 6 TWh | May 1978 | Jul 2026 | Bituminous Coal : 99.8% |
| Jim Bridger | PacifiCorp | Point of Rocks, WY | 7 TWh | Oct 1974 | Jul 2026 | Subbituminous Coal : 58.8% Natural Gas : 41.1% |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #25 | Arizona Public Service Company | 25.9 TWh | 102 |
| #36 | Idaho Power Company | 14.1 TWh | 169 |
| #22 | Nevada Power Company | 38.7 TWh | 143 |
| #31 | NorthWestern Corporation | 18.4 TWh | 70 |
| #20 | Public Service Company of Colorado | 47.6 TWh | 248 |
| #32 | Public Service Company of New Mexico | 17.0 TWh | 137 |
| #51 | PUD No. 1 of Douglas County | 4.3 TWh | 5 |
| #39 | Western Area Power Administration - Desert Southwest Region | 10.5 TWh | 36 |
| #34 | Western Area Power Administration - Rocky Mountain Region | 14.2 TWh | 206 |
| #62 | Western Area Power Administration - Upper Great Plains West | 161.7 GWh | 24 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #12 | New York Independent System Operator | 134.3 TWh | 1,334 |
| #13 | Duke Energy Carolinas | 113.5 TWh | 578 |
| #15 | ISO New England | 112.2 TWh | 1,667 |
| #16 | Bonneville Power Administration | 90.9 TWh | 170 |
| #17 | Duke Energy Progress East | 66.3 TWh | 574 |
| #18 | PacifiCorp East | 61.4 TWh | 223 |
| #19 | Salt River Project Agricultural Improvement and Power District | 60.6 TWh | 51 |
| #20 | Public Service Company of Colorado | 47.6 TWh | 248 |
| #21 | Duke Energy Florida, Inc. | 47.5 TWh | 102 |
| #22 | Nevada Power Company | 38.7 TWh | 143 |