Thad Hill Energy Center
557 Bosque County Rd 3610, Clifton, TX 76634Plant Summary Information
Thad Hill Energy Center is ranked #33 out of 858 power plants in Texas in terms of total annual net electricity generation.
Thad Hill Energy Center is comprised of 5 generators and generated 983.6 GWh during the 3-month period between March 2026 to June 2026.
| Plant Name | Thad Hill Energy Center |
|---|---|
| Utility Name | Thad Hill Energy Center, LLC |
| Location | Bosque County, TX |
| Initial Operation Date | July 2000 |
| Last Update | Jun 2026 |
| Annual Generation | 4.0 TWh |
| Annual Consumption | 31.8 M MMBtu |
| Ranked #288 out of 13,094 Power Plants Nationwide | |
| Ranked #149 out of 2,208 Natural Gas Power Plants Nationwide | |
| Ranked #33 out of 858 Texas Power Plants | |
| Ranked #24 out of 313 Texas Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
| Previous Operator |
Calpine Bosque Energy Center LLC (2013 to 2023) Thad Hill Energy Center, LLC (2024 to 2025) |
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Monthly Net Generation for Thad Hill Energy Center
Monthly Plant Fuel Consumption for Thad Hill Energy Center
Thad Hill Energy Center Details
| Summary Information | |
|---|---|
| Plant Name | Thad Hill Energy Center (55172) |
| Plant Address | 557 Bosque County Rd 3610, Clifton, TX 76634 |
| Utility | Thad Hill Energy Center, LLC (55899) |
| Latitude, Longitude | 31.8594, -97.3586 |
| Generation Dates on File | Jan 2001 to Jun 2026 |
| Initial Operation Date | July 2000 |
| Annual Generation | 4.0 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 | 99-235-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | TRE |
| Balancing Authority | Electric Reliability Council of Texas, Inc. (ERCO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Brazos River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Brazos Electric Power Coop Inc (2172) |
| Grid Voltage | 345.00 kV / 138.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | Other - Please explain in pipeline notes below. |
| Pipeline Notes | Line owned and operated by Calpine Bosque Pipeline LLC. |
| Natural Gas Storage | No |
| Liquefied Natural Gas Storage | No |
Generator GT-1 Details Operating July 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | G125 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | Yes |
| RTO ISO LMP Node Designation | BOSQUESW_CC2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | BOSQUESW_CC2 |
| Nameplate Capacity | 154 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 158 MW |
| Winter Capacity | 167 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | July 2000 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator GT-2 Details Operating July 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | G125 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | Yes |
| RTO ISO LMP Node Designation | BOSQUESW_CC2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | BOSQUESW_CC2 |
| Nameplate Capacity | 154 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 158 MW |
| Winter Capacity | 167 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | July 2000 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator GT-3 Details Operating June 2001
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | G641 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | Yes |
| RTO ISO LMP Node Designation | BOSQUESW_CC1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | BOSQUESW_CC1 |
| Nameplate Capacity | 154 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 157 MW |
| Winter Capacity | 166 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | June 2001 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator ST-4 Details Operating June 2001
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | G641 |
| Ownership | Single Owner |
| Duct Burners | No |
| RTO ISO LMP Node Designation | BOSQUESW_CC1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | BOSQUESW_CC1 |
| Nameplate Capacity | 95 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 82 MW |
| Winter Capacity | 84 MW |
| Minimum Load | 65 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | June 2001 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator ST-5 Details Operating January 2010
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | G125 |
| Ownership | Single Owner |
| Duct Burners | Yes |
| RTO ISO LMP Node Designation | BOSQUESW_CC2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | BOSQUESW_CC2 |
| Nameplate Capacity | 250 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 208 MW |
| Winter Capacity | 217 MW |
| Minimum Load | 65 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 2010 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Thad Hill Energy Center Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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| Three W Solar | Hillsboro, TX | 54.2 GWh | 14.6 mi |
| TPE Whitney Solar, LLC | Kopperl, TX | 15.0 GWh | 13.2 mi |
| Walnut Springs Solar | Walnut Springs, TX | 9.0 GWh | 28.4 mi |
| Whitney | Clifton, TX | 66.9 GWh | 0.8 mi |
| Yellow Jacket | Meridian, TX | 9.8 GWh | 18.1 mi |