Salt River Project Agricultural Improvement and Power District
Balancing Authority Summary Information
Salt River Project Agricultural Improvement and Power District is ranked #19 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Salt River Project Agricultural Improvement and Power District |
|---|---|
| States | Arizona |
| Last Update | Nov 2025 |
| Annual Generation | 60.0 TWh |
| Power Plants | 48 |
| Utilities | 24 |
| Ranked #19 out of 65 in terms of net annual generation | |
| Ranked #9 out of 20 in terms of annual generation from nuclear | |
| Power Plant Types | Nuclear | 52.6% Natural Gas | 32.3% Coal | 7.5% Solar | 6.1% Wind | 1.3% Other Fuel | 0.4% Water | 0.4% |
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Daily Net Generation for Salt River Project Agricultural Improvement and Power District for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Dry Lake Wind LLC | Avangrid Power LLC | Heber, AZ | 110 GWh | Jul 2009 | Sep 2025 | Wind |
| Babbitt Ranch Energy Center | Babbitt Ranch Energy Center, LLC | Flagstaff, AZ | 560 GWh | Jun 2024 | Sep 2025 | Wind |
| Horse Mesa | Salt River Project | Apache Junction, AZ | 96 GWh | Mar 1927 | Sep 2025 | Water |
| Stewart Mountain | Salt River Project | Phoenix, AZ | 46 GWh | Feb 1930 | Dec 2024 | Water |
| Roosevelt | Salt River Project | Roosevelt, AZ | 102 GWh | Feb 1973 | Dec 2024 | Water |
| Mormon Flat | Salt River Project | Apache Junction, AZ | 48 GWh | Apr 1926 | Sep 2025 | Water |
| Coronado | Salt River Project | St Johns, AZ | 3 TWh | Nov 1979 | Sep 2025 | Subbituminous Coal : 99.7% |
| Sonoran Solar Energy | Sonoran Solar Energy, LLC | Buckeye, AZ | 1 TWh | Jun 2023 | Sep 2025 | Solar |
| Eleven Mile Solar Center | Eleven Mile Solar Center, LLC | Coolidge, AZ | 800 GWh | May 2024 | Sep 2025 | Solar |
| West Line Solar, LLC | West Line Solar, LLC | City of Eloy, AZ | 260 GWh | Nov 2022 | Sep 2025 | Solar |
| Brittlebush Solar | Randolph Solar Park LLC | Coolidge, AZ | 523 GWh | Oct 2024 | Sep 2025 | Solar |
| Storey Solar and Storage | Storey Energy Center, LLC | Coolidge, AZ | 299 GWh | Aug 2023 | Sep 2025 | Solar |
| Central Line Solar, LLC | AES Distributed Energy | Coolidge, AZ | 271 GWh | Mar 2022 | Sep 2025 | Solar |
| Mesa Carport PV | Apple, Inc | Mesa, AZ | 7 GWh | Feb 2020 | Sep 2024 | Solar |
| TJX Phoenix | SoCore Energy LLC | Phoenix, AZ | 5 GWh | Dec 2017 | Dec 2024 | Solar |
| Saint Solar | Saint Solar LLC | Coolidge, AZ | 287 GWh | Dec 2020 | Sep 2025 | Solar |
| East Line Solar | AES Distributed Energy | Coolidge, AZ | 253 GWh | Nov 2020 | Sep 2025 | Solar |
| Pinal Central Energy Center Hybrid | Pinal Central Energy Center, LLC | Casa Grande, AZ | 55 GWh | Mar 2018 | Sep 2025 | Solar |
| T0588 Phoenix - AZ | SoCore Energy LLC | Phoenix, AZ | 2 GWh | Apr 2017 | Dec 2024 | Solar |
| Bonnybrooke PV | Apple, Inc | Florence, AZ | 121 GWh | Oct 2016 | Dec 2024 | Solar |
| Sandstone Solar | AES Distributed Energy | Florence, AZ | 117 GWh | Nov 2015 | Dec 2024 | Solar |
| Queen Creek Solar Farm | Siete Solar LLC | Queen Creek, AZ | 41 GWh | Sep 2012 | Dec 2024 | Solar |
| Poseidon Solar, LLC | Axium Arizona Renewables, LLC | Globe, AZ | 50 GWh | Nov 2011 | Dec 2024 | Solar |
| Palo Verde | Arizona Public Service Co | Wintersburg, AZ | 32 TWh | Dec 1985 | Sep 2025 | Nuclear |
| Gila River Power Block 1 | Salt River Project | Gila Bend, AZ | 2 TWh | Apr 2003 | Sep 2025 | Natural Gas |
| Gila River Power Block 2 | Salt River Project | Gila Bend, AZ | 3 TWh | May 2003 | Sep 2025 | Natural Gas |
| Mesquite Generating Station Block 1 | Salt River Project | Arlington, AZ | 4 TWh | May 2003 | Sep 2025 | Natural Gas |
| Copper Crossing Energy and Research Cent | Salt River Project | Florence, AZ | 5 GWh | May 2024 | Dec 2024 | Natural Gas |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | 54 GWh | Apr 2011 | Sep 2025 | Natural Gas |
| Mesquite Generating Station Block 2 | Mesquite Power LLC | Arlington, AZ | 4 TWh | Nov 2003 | Sep 2025 | Natural Gas |
| Red Hawk | Arizona Public Service Co | Arlington, AZ | 5 TWh | Jun 2002 | Sep 2025 | Natural Gas |
| Gila River Power Block 4 | Salt River Project | Gila Bend, AZ | 3 TWh | Apr 2003 | Sep 2025 | Natural Gas |
| Desert Basin | Salt River Project | Casa Grande, AZ | 2 TWh | Sep 2001 | Sep 2025 | Natural Gas |
| Santan | Salt River Project | Gilbert, AZ | 6 TWh | Sep 1974 | Sep 2025 | Natural Gas |
| Kyrene | Salt River Project | Tempe, AZ | 910 GWh | Jun 1952 | Sep 2025 | Natural Gas |
| Agua Fria | Salt River Project | Glendale, AZ | 243 GWh | Mar 1957 | Sep 2025 | Natural Gas |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #26 | Arizona Public Service Company | 23.9 TWh | 92 |
| #54 | Arlington Valley, LLC | 3.4 TWh | 1 |
| #46 | El Paso Electric Company | 6.8 TWh | 32 |
| #47 | Imperial Irrigation District | 6.3 TWh | 66 |
| #29 | Los Angeles Department of Water and Power | 18.9 TWh | 124 |
| #22 | Nevada Power Company | 37.2 TWh | 139 |
| #60 | New Harquahala Generating Company, LLC | 764.0 GWh | 1 |
| #35 | Public Service Company of New Mexico | 14.9 TWh | 116 |
| #38 | Tucson Electric Power | 13.3 TWh | 53 |
| #39 | Western Area Power Administration - Desert Southwest Region | 9.8 TWh | 33 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #13 | Duke Energy Carolinas | 112.5 TWh | 565 |
| #15 | ISO New England | 105.5 TWh | 1,577 |
| #16 | Bonneville Power Administration | 80.5 TWh | 163 |
| #17 | Duke Energy Progress East | 64.3 TWh | 559 |
| #18 | PacifiCorp East | 61.1 TWh | 216 |
| #19 | Salt River Project Agricultural Improvement and Power District | 60.0 TWh | 48 |
| #20 | Duke Energy Florida, Inc. | 47.4 TWh | 95 |
| #21 | Public Service Company of Colorado | 47.2 TWh | 210 |
| #22 | Nevada Power Company | 37.2 TWh | 139 |
| #23 | Western Area Power Administration - Rocky Mountain Region | 35.5 TWh | 192 |