Sweeny Cogen Facility
7190 Old FM 524, Gate 13, Old Ocean, TX 77463Plant Summary Information
Sweeny Cogen Facility is ranked #42 out of 804 power plants in Texas in terms of total annual net electricity generation.
Sweeny Cogen Facility is comprised of 4 generators and generated 847.5 GWh during the 3-month period between July 2025 to October 2025.
| Plant Name | Sweeny Cogen Facility |
|---|---|
| Utility Name | Sweeny Cogeneration LLC |
| Location | Brazoria County, TX |
| Initial Operation Date | August 1997 |
| Last Update | Oct 2025 |
| Annual Generation | 3.3 TWh |
| Annual Consumption | 52.1 M MMBtu |
| Ranked #358 out of 12,553 Power Plants Nationwide | |
| Ranked #290 out of 2,243 Natural Gas Power Plants Nationwide | |
| Ranked #42 out of 804 Texas Power Plants | |
| Ranked #50 out of 314 Texas Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 69.8% Other Gas : 30.2% |
| Previous Operator |
Sweeny Cogeneration LP (2013 to 2022) Sweeny Cogeneration LLC (2023 to 2024) |
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Monthly Net Generation for Sweeny Cogen Facility
Sweeny Cogen Facility Details
| Summary Information | |
|---|---|
| Plant Name | Sweeny Cogen Facility (55015) |
| Plant Address | 7190 Old FM 524, Gate 13, Old Ocean, TX 77463 |
| Utility | Sweeny Cogeneration LLC (22214) |
| Latitude, Longitude | 29.0728, -95.745 |
| Generation Dates on File | Jan 2001 to Oct 2025 |
| Initial Operation Date | August 1997 |
| Annual Generation | 3.3 TWh |
| Fuel Types | Natural Gas : 69.8% Other Gas : 30.2% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | Yes |
| FERC Cogeneration Docket Number | 97-131-003 |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | TRE |
| Balancing Authority | Electric Reliability Council of Texas, Inc. (ERCO) |
| NAICS Code | Utilities (22) |
| Sector | IPP CHP (3) |
| Water Source | San Bernard River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Texas-New Mexico Power Co (40051) TX |
| Grid Voltage | 138.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name |
TEXAS EASTERN TRANSMISSION LP ENTERPRISE TEXAS PIPELINE KINDER MORGAN TEJAS PIPELINE LLC |
| Natural Gas Storage | No |
Generator GEN3 Details Operating October 1997
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 143 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 109 MW |
| Winter Capacity | 126 MW |
| Minimum Load | 90 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | October 1997 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | IPP CHP (3) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | No |
| Multifuel Details | |
| Cofire Energy Source | NG / OG |
|---|---|
Generator GEN1 Details Operating August 1997
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 143 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 109 MW |
| Winter Capacity | 126 MW |
| Minimum Load | 90 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | August 1997 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | IPP CHP (3) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | No |
| Multifuel Details | |
| Cofire Energy Source | NG / OG |
|---|---|
Generator GEN2 Details Operating September 1997
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 143 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 109 MW |
| Winter Capacity | 126 MW |
| Minimum Load | 90 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | September 1997 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | IPP CHP (3) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | No |
| Multifuel Details | |
| Cofire Energy Source | NG / OG |
|---|---|
Generator GEN4 Details Operating December 2000
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 143 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 109 MW |
| Winter Capacity | 126 MW |
| Minimum Load | 90 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | December 2000 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | IPP CHP (3) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | No |
| Multifuel Details | |
| Cofire Energy Source | NG / OG |
|---|---|
Sweeny Cogen Facility Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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| Praxair | Clute, TX | 14.0 MWh | 22 mi |
| Second Division Solar | West Columbia, TX | 181.7 GWh | 6.8 mi |
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