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 | 39.8% Wind | 26.3% 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 |
|---|---|---|---|---|---|---|
| Milford Flat Solar Plant | Evergreen Wind, LLC | Milford, UT | 6 GWh | Jun 2015 | Dec 2025 | Solar |
| Laho Solar Plant | Evergreen Wind, LLC | Milford, UT | 6 GWh | Jun 2015 | Dec 2025 | Solar |
| Beryl Solar Plant | Evergreen Wind, LLC | Beryl, UT | 6 GWh | Jul 2015 | Dec 2025 | Solar |
| Granite Peak Solar Plant | Evergreen Wind, LLC | Milford, UT | 6 GWh | Jul 2015 | Dec 2025 | Solar |
| BYUI Central Energy Facility | Brigham Young Univ Idaho | Rexburg, ID | 38 GWh | Jul 2015 | Jul 2026 | Natural Gas : 99.8% |
| Fiddler's Canyon #2 | SunE Solar XVII Project 2, LLC | Cedar City, UT | 7 GWh | Aug 2015 | Dec 2025 | Solar |
| Fiddler's Canyon #1 | SunE Solar XVII Project 1, LLC | Cedar City, UT | 7 GWh | Aug 2015 | Dec 2025 | Solar |
| Greenville Solar Plant | Evergreen Wind, LLC | Milford, UT | 3 GWh | Sep 2015 | Dec 2025 | Solar |
| Cedar Valley Solar Plant | Evergreen Wind, LLC | Cedar City, UT | 6 GWh | Nov 2015 | Dec 2025 | Solar |
| Buckhorn Solar Plant | Evergreen Wind, LLC | Paragonah, UT | 5 GWh | Nov 2015 | Dec 2025 | Solar |
| Utah Red Hills Renewable Energy Park | MN8 Energy LLC | Parowan, UT | 208 GWh | Nov 2015 | Dec 2025 | Solar |
| Pavant Solar, LLC | Onward Energy | Fillmore, UT | 113 GWh | Nov 2015 | Jul 2026 | Solar |
| Fiddler's Canyon 3 | SunE Solar XVII Project 3, LLC | Cedar City, UT | 7 GWh | Nov 2015 | Dec 2025 | Solar |
| Milford 2 | SunE DB24 LLC | Milford, UT | 7 GWh | Nov 2015 | Dec 2025 | Solar |
| Latigo Wind Park | AES Distributed Energy | Monticello, UT | 137 GWh | Feb 2016 | Jul 2026 | Wind |
| Veyo Heat Recovery Project | Utah Associated Mun Power Sys | Gunlock, UT | 10 GWh | Apr 2016 | Dec 2025 | Waste Heat |
| Enterprise Solar, LLC | Clearway Renewable Operation & Maintenance LLC | Newcastle, UT | 217 GWh | Jun 2016 | Jul 2026 | Solar |
| Escalante Solar I, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | 215 GWh | Jul 2016 | Jul 2026 | Solar |
| Escalante Solar II, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | 210 GWh | Jul 2016 | Jul 2026 | Solar |
| Escalante Solar III, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | 207 GWh | Jul 2016 | Jul 2026 | Solar |
| Iron Springs Solar, LLC | Clearway Renewable Operation & Maintenance LLC | Cedar City, UT | 220 GWh | Jul 2016 | Jul 2026 | Solar |
| Granite Mountain Solar West, LLC | Clearway Renewable Operation & Maintenance LLC | Cedar City, UT | 122 GWh | Aug 2016 | Jul 2026 | Solar |
| Granite Mountain Solar East, LLC | Clearway Renewable Operation & Maintenance LLC | Cedar City, UT | 212 GWh | Aug 2016 | Jul 2026 | Solar |
| Pioneer Wind Park, LLC | AES Distributed Energy | Glenrock, WY | 253 GWh | Sep 2016 | Dec 2025 | Wind |
| Pavant Solar II LLC | Pavant Solar II LLC | Fillmore, UT | 86 GWh | Oct 2016 | Dec 2025 | Solar |
| Three Peaks Power | Onward Energy | Cedar City, UT | 227 GWh | Nov 2016 | Jul 2026 | Solar |
| Pavant Solar III | Invenergy Services LLC | Filmore, UT | 44 GWh | Nov 2016 | Dec 2025 | Solar |
| Quichapa 1 | Quichapa 1 LLC | Cedar City, UT | 7 GWh | Nov 2016 | Dec 2025 | Solar |
| Quichapa 2 | Quichapa 2 LLC | Cedar City, UT | 8 GWh | Nov 2016 | Dec 2025 | Solar |
| Quichapa 3 | Quichapa 3 LLC | Cedar City, UT | 7 GWh | Nov 2016 | Dec 2025 | Solar |
| Provo Power Plant | Utah Municipal Power Agency | Provo, UT | 4 GWh | Dec 2017 | Dec 2025 | Natural Gas |
| Sweetwater Solar | Onward Energy | Green River, WY | 175 GWh | Nov 2018 | Jul 2026 | Solar |
| Bloomington Solar I | Adapture Renewables, Inc. | St George, UT | 4 GWh | Nov 2018 | Dec 2025 | Solar |
| BYU Central Heating Plant | Brigham Young University (BYU) | Provo, UT | 116 GWh | Jan 2019 | Dec 2025 | Natural Gas |
| Sage Solar I-III | CI III VK I TE Partnership LLC | Randolph, UT | 131 GWh | Aug 2019 | Jul 2026 | Solar |
| Cove Mountain Solar 2 | Cove Mountain Solar 2 LLC | Beryl, UT | 331 GWh | Sep 2020 | Jul 2026 | Solar |
| Cove Mountain Solar | Cove Mountain Solar LLC | Beryl, UT | 161 GWh | Oct 2020 | Jul 2026 | Solar |
| Milford Solar 1 | Milford Solar 1, LLC | Milford, UT | 256 GWh | Oct 2020 | Jul 2026 | Solar |
| Ekola Flats | PacifiCorp | Medicine Bow, WY | 777 GWh | Nov 2020 | 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 |
| Cedar Springs III | Cedar Springs Wind III, LLC | Douglas, WY | 490 GWh | Nov 2020 | Jul 2026 | Wind |
| Hunter Solar LLC (UT) | Hunter Solar LLC | Clawson, UT | 245 GWh | Feb 2021 | Jul 2026 | Solar |
| Pryor Mountain Wind | PacifiCorp | Bridger, MT | 715 GWh | Mar 2021 | Jul 2026 | Wind |
| Sigurd Solar LLC | Sigurd Solar LLC | Sigurd, UT | 210 GWh | Apr 2021 | Jul 2026 | Solar |
| Spanish Fork Community Solar | Utah Municipal Power Agency | Spanish Fork, UT | 7 GWh | Jun 2021 | Dec 2025 | Solar |
| TB Flats | PacifiCorp | Medicine Bow, WY | 1 TWh | Sep 2021 | Jul 2026 | Wind |
| Clover Creek Solar Community Solar | AES Distributed Energy | Mona, UT | 197 GWh | Nov 2021 | Jul 2026 | Solar |
| Graphite Solar I | Greenbacker Renewable Energy Corporation | Wellington, UT | 166 GWh | May 2022 | Jul 2026 | Solar |
| Solomon Generating Facility | Deseret Generation & Tran Coop | St. George, UT | 21 GWh | Jun 2022 | Dec 2025 | Natural Gas |
| Gunnison Solar | Altus Power America Management, LLC | Gunnison, UT | 4 GWh | Aug 2022 | Dec 2025 | Solar |
| Red Mesa Solar Project | NTUA Generation - Utah, LLC | Red Mesa, UT | 187 GWh | Mar 2023 | Jul 2026 | Solar |
| Appaloosa Solar I | Greenbacker Renewable Energy Corporation | Cedar City, UT | 265 GWh | Dec 2023 | Jul 2026 | Solar |
| Rocket Solar, LLC | Rocket Solar, LLC | Corinne, UT | 208 GWh | Jan 2024 | Jul 2026 | Solar |
| Cedar Creek Wind, LLC | Cedar Creek Wind, LLC | Shelley, ID | 511 GWh | Feb 2024 | Jul 2026 | Wind |
| Castle Solar, LLC | Castle Solar, LLC | Huntington, UT | 107 GWh | Mar 2024 | Jul 2026 | Solar |
| Horseshoe Solar, LLC | Horseshoe Solar, LLC | Tooele, UT | 194 GWh | Apr 2024 | Jul 2026 | Solar |
| Elektron Solar, LLC | Elektron Solar, LLC | Grantsville, UT | 211 GWh | Apr 2024 | Jul 2026 | Solar |
| Copperton Solar Plant No. 1 | Kennecott Utah Copper | Bingham Canyon, UT | 7 GWh | Oct 2024 | Dec 2025 | Solar |
| Boswell Wind | Boswell Wind, LLC | Rock River, WY | 1 TWh | Nov 2024 | Jul 2026 | Wind |
| Foote Creek Rim | PacifiCorp | McFadden, WY | 612 GWh | Nov 2024 | Jul 2026 | Wind |
| Hornshadow Solar, LLC | Hornshadow Solar, LLC | Castle Dale, UT | 240 GWh | May 2025 | Jul 2026 | Solar |
| Hornshadow Solar II, LLC | Hornshadow Solar II, LLC | Castle Dale, UT | 460 GWh | Jun 2025 | Jul 2026 | Solar |
| Rock Creek Wind | PacifiCorp | McFadden, WY | 591 GWh | Aug 2025 | Jul 2026 | Wind |
| Faraday Solar | Faraday Solar B LLC | Fairfield, UT | 1 TWh | Aug 2025 | Jul 2026 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #25 | Arizona Public Service Company | 25.8 TWh | 102 |
| #36 | Idaho Power Company | 14.1 TWh | 169 |
| #22 | Nevada Power Company | 38.6 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 | 16.9 TWh | 137 |
| #51 | PUD No. 1 of Douglas County | 4.4 TWh | 5 |
| #39 | Western Area Power Administration - Desert Southwest Region | 10.6 TWh | 36 |
| #34 | Western Area Power Administration - Rocky Mountain Region | 14.8 TWh | 206 |
| #62 | Western Area Power Administration - Upper Great Plains West | 168.1 GWh | 24 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #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 |
| #21 | Duke Energy Florida, Inc. | 47.4 TWh | 102 |
| #22 | Nevada Power Company | 38.6 TWh | 143 |