Gila River Power Block 3
1250 East Watermelon Road, Gila Bend, AZ 85337Plant Summary Information
Gila River Power Block 3 is ranked #13 out of 159 power plants in Arizona in terms of total annual net electricity generation.
Gila River Power Block 3 is comprised of 3 generators and generated 552.0 GWh during the 3-month period between November 2024 to February 2025.
| Plant Name | Gila River Power Block 3 |
|---|---|
| Utility Name | Salt River Project |
| Location | Maricopa County, AZ |
| Initial Operation Date | June 2003 |
| Last Update | Feb 2025 |
| Annual Generation | 2.9 TWh |
| Annual Consumption | 23.2 M MMBtu |
| Ranked #400 out of 11,993 Power Plants Nationwide | |
| Ranked #238 out of 2,253 Natural Gas Power Plants Nationwide | |
| Ranked #13 out of 159 Arizona Power Plants | |
| Ranked #11 out of 34 Arizona Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
| Previous Operator |
Tucson Electric Power Co (2014 to 2018) Salt River Project (2019 to 2023) |
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Monthly Net Generation for Gila River Power Block 3
Gila River Power Block 3 Details
| Summary Information | |
|---|---|
| Plant Name | Gila River Power Block 3 (59784) |
| Plant Address | 1250 East Watermelon Road, Gila Bend, AZ 85337 |
| Utility | Salt River Project (16572) |
| Latitude, Longitude | 32.975, -112.6944 |
| Generation Dates on File | Dec 2014 to Feb 2025 |
| Initial Operation Date | June 2003 |
| Annual Generation | 2.9 TWh |
| Fuel Types | Natural Gas |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | 00-84-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | WECC |
| Balancing Authority | Tucson Electric Power Company (TEPC) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Wells |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Salt River Project (16572) AZ |
| Grid Voltage | 500.00 kV / 230.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name |
TRANSWESTERN PIPELINE COMPANY EL PASO NATURAL GAS COMPANY LLC |
| Natural Gas Storage | No |
Generator CTG5 Details Operating June 2003
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | BL03 |
| Ownership | Jointly Owned |
| Can Bypass Heat Recovery Steam Generator | Yes |
| Nameplate Capacity | 174 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 164 MW |
| Winter Capacity | 184 MW |
| Minimum Load | 70 MW |
| Uprate/Derate Completed | Yes |
| Uprate Or Derate Completed | December 2023 |
| Status | Operating |
|---|---|
| First Operation Date | June 2003 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG6 Details Operating June 2003
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | BL03 |
| Ownership | Jointly Owned |
| Can Bypass Heat Recovery Steam Generator | Yes |
| Nameplate Capacity | 174 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 164 MW |
| Winter Capacity | 184 MW |
| Minimum Load | 70 MW |
| Uprate/Derate Completed | Yes |
| Uprate Or Derate Completed | December 2023 |
| Status | Operating |
|---|---|
| First Operation Date | June 2003 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator ST11 Details Operating June 2003
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | BL03 |
| Ownership | Jointly Owned |
| Duct Burners | Yes |
| Nameplate Capacity | 271 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 242 MW |
| Winter Capacity | 249 MW |
| Minimum Load | 70 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | June 2003 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Subcritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Gila River Power Block 3 Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| UNS Electric, Inc | 88 East Broadway, Tucson, AZ 85701 | Generator CTG5 | 25.00% |
| Tucson Electric Power Co | 88 East Broadway, Tucson, AZ 85701 | Generator CTG5 | 75.00% |
| UNS Electric, Inc | 88 East Broadway, Tucson, AZ 85701 | Generator CTG6 | 25.00% |
| Tucson Electric Power Co | 88 East Broadway, Tucson, AZ 85701 | Generator CTG6 | 75.00% |
| UNS Electric, Inc | 88 East Broadway, Tucson, AZ 85701 | Generator ST11 | 25.00% |
| Tucson Electric Power Co | 88 East Broadway, Tucson, AZ 85701 | Generator ST11 | 75.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Natural Gas.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #228 | Hinds Energy Facility | Jackson, MS | 3.1 TWh |
| #229 | Cedar Bayou | Baytown, TX | 3.0 TWh |
| #230 | Granite Ridge | Londonderry, NH | 3.0 TWh |
| #231 | Brunner Island | York Haven, PA | 4.3 TWh |
| #232 | Whiting Clean Energy | Whiting, IN | 3.0 TWh |
| #233 | Westbrook Energy Center Power Plant | Westbrook, ME | 3.0 TWh |
| #234 | Kleen Energy Systems Project | Middletown, CT | 3.0 TWh |
| #235 | Higgins Generating Station | Primm, NV | 3.0 TWh |
| #236 | Carville Energy LLC | St Gabriel, LA | 2.9 TWh |
| #237 | Grays Harbor Energy Facility | Elma, WA | 2.9 TWh |
| #239 | East River | New York, NY | 2.9 TWh |
| #240 | Delta Energy Center | Pittsburg, CA | 2.9 TWh |
| #241 | Rocky Mountain Energy Center | Keenesburg, CO | 2.9 TWh |
| #242 | Nelson Energy Center | Rock Falls, IL | 2.9 TWh |
| #243 | Northeastern | Oologah, OK | 4.2 TWh |
| #244 | Eastman Cogeneration Facility | Longview, TX | 2.8 TWh |
| #245 | Empire Generating Co LLC | Rensselaer, NY | 2.9 TWh |
| #246 | GREC | Chouteau, OK | 3.5 TWh |
| #247 | Silverhawk | North Las Vegas, NV | 2.8 TWh |
| #248 | Currant Creek | Mona, UT | 2.8 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Gila River Power Block 3.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Agave | AZ | 140.6 GWh | 25.5 mi |
| Arlington Valley Solar Energy II | Arlington, AZ | 348.5 GWh | 24.2 mi |
| Cotton Center Solar Hybrid | Gila Bend, AZ | 41.2 GWh | 4.5 mi |
| Desert Star Hybrid | Buckeye, AZ | 30.0 GWh | 11.9 mi |
| Gila Bend Hybrid | Gila Bend, AZ | 80.0 GWh | 11.1 mi |
| Gila River Power Block 1 | Gila Bend, AZ | 1.9 TWh | 0 mi |
| Gila River Power Block 2 | Gila Bend, AZ | 3.3 TWh | 0 mi |
| Gila River Power Block 4 | Gila Bend, AZ | 3.1 TWh | 0 mi |
| Mesquite Generating Station Block 1 | Arlington, AZ | 3.7 TWh | 27.4 mi |
| Mesquite Generating Station Block 2 | Arlington, AZ | 4.0 TWh | 27.4 mi |
| Mesquite Solar 4, LLC | Tonopah, AZ | 150.1 GWh | 27.5 mi |
| Mesquite Solar 5, LLC | Tonopah, AZ | 116.7 GWh | 27.4 mi |
| Paloma Solar Hybrid | Gila Bend, AZ | 39.0 GWh | 3.7 mi |
| RE Gillespie 1 LLC | Gila Bend, AZ | 38.5 GWh | 3.9 mi |
| Red Hawk | Arlington, AZ | 4.4 TWh | 26.2 mi |
| Solana Generating Station | Gila Bend, AZ | 824.2 GWh | 15.6 mi |
| Sonoran Solar Energy | Buckeye, AZ | 1.1 TWh | 20.9 mi |
| Sun Streams 2 | Hassayampa, AZ | 307.5 GWh | 24.9 mi |
| Sun Streams 3 | Arlington, AZ | 612.3 GWh | 25.6 mi |
| Sun Streams, LLC | Arlington, AZ | 411.5 GWh | 27.1 mi |