Western Area Power Administration - Desert Southwest Region
Balancing Authority Summary Information
Western Area Power Administration - Desert Southwest Region is ranked #44 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Western Area Power Administration - Desert Southwest Region |
|---|---|
| States | Arizona California Nevada |
| Last Update | Jul 2025 |
| Annual Generation | 8.1 TWh |
| Power Plants | 32 |
| Utilities | 26 |
| Ranked #44 out of 65 in terms of net annual generation | |
| Ranked #39 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 53.4% Water | 52.3% Wind | 12.2% Solar | 7.4% |
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Daily Net Generation for Western Area Power Administration - Desert Southwest Region for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Apache Solar I | Arizona Electric Pwr Coop Inc | Cochise, AZ | 56 GWh | Sep 2017 | Dec 2024 | Solar |
| Apache Station | Arizona Electric Pwr Coop Inc | Cochise, AZ | 2 TWh | Jan 1963 | Apr 2025 | Natural Gas : 84.5% Subbituminous Coal : 15.5% |
| Davis Dam | U S Bureau of Reclamation | Kingman, AZ | 958 GWh | Dec 1950 | Dec 2024 | Water |
| Glen Canyon Dam | U S Bureau of Reclamation | Page, AZ | 3 TWh | Aug 1964 | Apr 2025 | Water |
| Headgate Rock | Colorado River Indian Irr Proj | Parker, AZ | 32 GWh | Feb 1993 | Dec 2023 | Water |
| Hoover Dam (AZ) | U S Bureau of Reclamation | Boulder City, AZ | 1 TWh | Aug 1936 | Apr 2025 | Water |
| Hoover Dam (NV) | U S Bureau of Reclamation | Boulder City, NV | 2 TWh | Aug 1936 | Apr 2025 | Water |
| Kayenta Solar Project | NGI-Kayenta Solar Lessor I, LLC | Kayenta, AZ | 101 GWh | Apr 2017 | Apr 2025 | Solar |
| Mohave County Wind Farm | Mohave County Wind Farm | Willow Beach, AZ | 1 TWh | Nov 2020 | Apr 2025 | Wind |
| Mohave Electric at Fort Mohave | Mohave Electric Cooperative, Inc. | Fort Mohave, AZ | 9 GWh | Mar 2015 | Dec 2024 | Solar |
| Mohave Electric Cooperative at Joy Lane | Mohave Electric Cooperative, Inc. | Fort Mohave, AZ | 12 GWh | Sep 2016 | Dec 2024 | Solar |
| Mohave Energy - Hybrid | Mohave Energy | Fort Mohave, AZ | 41 GWh | Aug 2023 | Apr 2025 | Solar |
| OE_AZ1 | Onward Energy | Salome, AZ | 87 GWh | Nov 2019 | Apr 2025 | Solar |
| Parker Dam | U S Bureau of Reclamation | Parker, CA | 407 GWh | Nov 1942 | Apr 2025 | Water |
| Siphon Drop Power Plant | Yuma County Water User's Association | Winterhaven, CA | 12 GWh | Aug 1987 | Dec 2024 | Water |
| South Point Energy Center | South Point Energy Center LLC | Mohave Valley, AZ | 3 TWh | Feb 2001 | Feb 2025 | Natural Gas |
| Sulphur Springs | MN8 Energy LLC | Cochise, AZ | 51 GWh | Nov 2016 | Dec 2024 | Solar |
| Sundance | Arizona Public Service Co | Casa Grande, AZ | 353 GWh | Apr 2002 | Apr 2025 | Natural Gas |
| Townsite Solar Project Hybrid | Townsite Solar, LLC | Boulder City, NV | 462 GWh | Nov 2021 | Apr 2025 | Solar |
| University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | 53 MWh | Oct 1990 | Dec 2024 | Natural Gas : 67.8% Distillate Fuel Oil : 32.2% |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #26 | Arizona Public Service Company | 23.2 TWh | 88 |
| #54 | Arlington Valley, LLC | 3.3 TWh | 1 |
| #7 | California Independent System Operator | 189.7 TWh | 2,051 |
| #48 | Imperial Irrigation District | 6.0 TWh | 66 |
| #32 | Los Angeles Department of Water and Power | 18.7 TWh | 124 |
| #22 | Nevada Power Company | 37.9 TWh | 139 |
| #56 | New Harquahala Generating Company, LLC | 2.7 TWh | 1 |
| #36 | Public Service Company of New Mexico | 14.7 TWh | 113 |
| #18 | Salt River Project Agricultural Improvement and Power District | 59.0 TWh | 48 |
| #38 | Tucson Electric Power | 13.4 TWh | 52 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #39 | JEA | 9.2 TWh | 22 |
| #40 | Avangrid Renewables, LLC | 8.5 TWh | 19 |
| #41 | Public Utility District No. 2 of Grant County, Washington | 8.4 TWh | 5 |
| #42 | Portland General Electric Company | 8.3 TWh | 107 |
| #43 | Avista Corporation | 8.2 TWh | 33 |
| #44 | Western Area Power Administration - Desert Southwest Region | 8.1 TWh | 32 |
| #45 | Public Utility District No. 1 of Chelan County | 7.6 TWh | 3 |
| #46 | El Paso Electric Company | 6.9 TWh | 32 |
| #47 | Puget Sound Energy, Inc. | 6.8 TWh | 40 |
| #48 | Imperial Irrigation District | 6.0 TWh | 66 |