Harquahala Generating Project
2530 North 491 Ave, Tonopah, AZ 85354Plant Summary Information
Harquahala Generating Project is ranked #8 out of 165 power plants in Arizona in terms of total annual net electricity generation.
Harquahala Generating Project is comprised of 6 generators and generated 82.6 GWh during the 3-month period between January 2025 to April 2025.
| Plant Name | Harquahala Generating Project |
|---|---|
| Utility Name | New Harquahala Generating Co, LLC |
| Location | Maricopa County, AZ |
| Initial Operation Date | June 2004 |
| Last Update | Apr 2025 |
| Annual Generation | 3.7 TWh |
| Annual Consumption | 26.8 M MMBtu |
| Ranked #325 out of 12,299 Power Plants Nationwide | |
| Ranked #179 out of 2,221 Natural Gas Power Plants Nationwide | |
| Ranked #8 out of 165 Arizona Power Plants | |
| Ranked #6 out of 35 Arizona Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
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Monthly Net Generation for Harquahala Generating Project
Harquahala Generating Project Details
| Summary Information | |
|---|---|
| Plant Name | Harquahala Generating Project (55372) |
| Plant Address | 2530 North 491 Ave, Tonopah, AZ 85354 |
| Utility | New Harquahala Generating Co, LLC (32790) |
| Latitude, Longitude | 33.47596, -113.11343 |
| Generation Dates on File | Sep 2004 to Apr 2025 |
| Initial Operation Date | June 2004 |
| Annual Generation | 3.7 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 | 01-81-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | New Harquahala Generating Company, LLC - HGBA (HGMA) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Central Arizona Project/Well |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Salt River Project (16572) AZ |
| Grid Voltage | 525.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | EL PASO NATURAL GAS COMPANY LLC |
| Natural Gas Storage | No |
Generator CTG1 Details Operating June 2004
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | BLK1 |
| Ownership | Jointly Owned |
| Can Bypass Heat Recovery Steam Generator | No |
| Nameplate Capacity | 281.7 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 239.9 MW |
| Winter Capacity | 244 MW |
| Minimum Load | 135.4 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | June 2004 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Ultrasupercritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator STG1 Details Operating June 2004
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | BLK1 |
| Ownership | Jointly Owned |
| Duct Burners | No |
| Nameplate Capacity | 144 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 119.8 MW |
| Winter Capacity | 121.8 MW |
| Minimum Load | 88.8 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | June 2004 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Pulverized Coal Technology | No |
| Ultrasupercritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
Generator CTG3 Details Operating August 2004
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | BLK3 |
| Ownership | Jointly Owned |
| Can Bypass Heat Recovery Steam Generator | No |
| Nameplate Capacity | 281.7 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 226.2 MW |
| Winter Capacity | 245.2 MW |
| Minimum Load | 135.3 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | August 2004 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Ultrasupercritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator STG3 Details Operating August 2004
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | BLK3 |
| Ownership | Jointly Owned |
| Duct Burners | No |
| Nameplate Capacity | 144 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 115.5 MW |
| Winter Capacity | 120.4 MW |
| Minimum Load | 87.1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | August 2004 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Pulverized Coal Technology | No |
| Ultrasupercritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
Generator CTG2 Details Operating September 2004
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | BLK2 |
| Ownership | Jointly Owned |
| Can Bypass Heat Recovery Steam Generator | No |
| Nameplate Capacity | 281.7 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 226.6 MW |
| Winter Capacity | 247.8 MW |
| Minimum Load | 137.4 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | September 2004 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Ultrasupercritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator STG2 Details Operating September 2004
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | BLK2 |
| Ownership | Jointly Owned |
| Duct Burners | No |
| Nameplate Capacity | 144 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 114.9 MW |
| Winter Capacity | 121.1 MW |
| Minimum Load | 85.9 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | September 2004 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Ultrasupercritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
Harquahala Generating Project Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| BlackRock Inc. | 40 East 52nd St., New York, NY 10022 | Generator CTG1 | 50.00% |
| BlackRock Inc. | 40 East 52nd St., New York, NY 10022 | Generator CTG2 | 50.00% |
| BlackRock Inc. | 40 East 52nd St., New York, NY 10022 | Generator CTG3 | 50.00% |
| BlackRock Inc. | 40 East 52nd St., New York, NY 10022 | Generator STG1 | 50.00% |
| BlackRock Inc. | 40 East 52nd St., New York, NY 10022 | Generator STG2 | 50.00% |
| BlackRock Inc. | 40 East 52nd St., New York, NY 10022 | Generator STG3 | 50.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Natural Gas.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #169 | Cosumnes | Herald, CA | 3.9 TWh |
| #170 | Birdsboro Power | Birdsboro, PA | 3.8 TWh |
| #171 | L V Sutton Combined Cycle | Wilmington, NC | 3.8 TWh |
| #172 | High Desert Power Plant | Victorville, CA | 3.8 TWh |
| #173 | Fort St Vrain | Platteville, CO | 3.8 TWh |
| #174 | Long Ridge Energy Generation | Hannibal, OH | 3.7 TWh |
| #175 | Griffith Energy LLC | Golden Valley, AZ | 3.7 TWh |
| #176 | TalenEnergy Montour | Washingtonville, PA | 3.7 TWh |
| #177 | Milford Power Project | Milford, CT | 3.7 TWh |
| #178 | Ontelaunee Energy Center | Reading, PA | 3.7 TWh |
| #180 | Osprey Energy Center Power Plant | Auburndale, FL | 3.7 TWh |
| #181 | Curtis H Stanton Energy Center | Orlando, FL | 3.6 TWh |
| #182 | Marshalltown Generating Station | Marshalltown, IA | 3.6 TWh |
| #183 | Thomas C Ferguson | Horseshoe Bay, TX | 3.6 TWh |
| #184 | Klamath Cogeneration Plant | Klamath Falls, OR | 3.6 TWh |
| #185 | Odyssey Energy Altura Cogen, LLC | Channelview, TX | 3.6 TWh |
| #186 | Bridgeport Station | Bridgeport, CT | 3.6 TWh |
| #187 | Middletown Energy Center | Middletown, OH | 3.6 TWh |
| #188 | Rayburn Energy Station LLC | Sherman, TX | 3.6 TWh |
| #189 | Marshall (NC) | Terrell, NC | 7.8 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Harquahala Generating Project.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Agave | Arlington, AZ | 208.2 GWh | 19 mi |
| Arlington Valley Energy Facility | Arlington, AZ | 3.3 TWh | 15.9 mi |
| Arlington Valley Solar Energy II | Arlington, AZ | 341.2 GWh | 20 mi |
| Badger 1 | Tonopah, AZ | 33.2 GWh | 17.4 mi |
| Buckeye Union HS District 201 | Buckeye, AZ | 6.8 GWh | 31.2 mi |
| Harquahala 2 | Tonopah, AZ | 65.4 GWh | 1.1 mi |
| Mesquite Generating Station Block 1 | Arlington, AZ | 3.5 TWh | 17 mi |
| Mesquite Generating Station Block 2 | Arlington, AZ | 4.1 TWh | 17 mi |
| Mesquite Solar 1 | Tonopah, AZ | 401.4 GWh | 15.2 mi |
| Mesquite Solar 2, LLC | Tonopah, AZ | 292.3 GWh | 15.3 mi |
| Mesquite Solar 3, LLC | Tonopah, AZ | 457.6 GWh | 13.5 mi |
| Mesquite Solar 4, LLC | Tonopah, AZ | 149.5 GWh | 15.2 mi |
| Mesquite Solar 5, LLC | Tonopah, AZ | 127.2 GWh | 15.3 mi |
| Palo Verde | Wintersburg, AZ | 32.0 TWh | 15.7 mi |
| Red Hawk | Arlington, AZ | 4.2 TWh | 18.5 mi |
| Saddle Mountain Solar I | Tonopah, AZ | 34.5 GWh | 7.8 mi |
| Sun Streams 2 | Hassayampa, AZ | 320.9 GWh | 20.2 mi |
| Sun Streams 3 | Arlington, AZ | 671.0 GWh | 20 mi |
| Sun Streams 4 | Tonopah, AZ | 138.2 GWh | 20.8 mi |
| Sun Streams, LLC | Arlington, AZ | 407.2 GWh | 18.3 mi |