Guadalupe Generating Station
5740 Weil Road, Marion, TX 78124Plant Summary Information
Guadalupe Generating Station is ranked #20 out of 799 power plants in Texas in terms of total annual net electricity generation.
Guadalupe Generating Station is comprised of 6 generators and generated 1.7 TWh during the 3-month period between June 2025 to September 2025.
| Plant Name | Guadalupe Generating Station |
|---|---|
| Utility Name | Guadalupe Power Partners LP |
| Location | Guadalupe County, TX |
| Initial Operation Date | October 2000 |
| Last Update | Sep 2025 |
| Annual Generation | 5.7 TWh |
| Annual Consumption | 44.7 M MMBtu |
| Ranked #184 out of 12,539 Power Plants Nationwide | |
| Ranked #78 out of 2,243 Natural Gas Power Plants Nationwide | |
| Ranked #20 out of 799 Texas Power Plants | |
| Ranked #12 out of 314 Texas Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
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Monthly Net Generation for Guadalupe Generating Station
Guadalupe Generating Station Details
| Summary Information | |
|---|---|
| Plant Name | Guadalupe Generating Station (55153) |
| Plant Address | 5740 Weil Road, Marion, TX 78124 |
| Utility | Guadalupe Power Partners LP (57045) |
| Latitude, Longitude | 29.6244, -98.1419 |
| Generation Dates on File | Jan 2001 to Sep 2025 |
| Initial Operation Date | October 2000 |
| Annual Generation | 5.7 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 | 98-100-000 |
| 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 | Lake Dunlap |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Lower Colorado River Authority (11269) |
| Grid Voltage | 345.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name |
DCP MIDSTREAM LP ENERGY TRANSFER FUEL LP ENTERPRISE TEXAS PIPELINE |
| Natural Gas Storage | No |
Generator CTG1 Details Operating October 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | STG1 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | GUADGCC1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GUADGCC1 |
| Nameplate Capacity | 171.1 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 153 MW |
| Winter Capacity | 161 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | October 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 | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG2 Details Operating October 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | STG1 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | GUADGCC1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GUADGCC1 |
| Nameplate Capacity | 171.1 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 153 MW |
| Winter Capacity | 161 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | October 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 | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator STG1 Details Operating October 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | STG1 |
| Ownership | Single Owner |
| Duct Burners | Yes |
| RTO ISO LMP Node Designation | GUADGCC1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GUADGCC1 |
| Nameplate Capacity | 201.9 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 196 MW |
| Winter Capacity | 200 MW |
| Minimum Load | 138.5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | October 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 | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator STG2 Details Operating October 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | STG2 |
| Ownership | Single Owner |
| Duct Burners | Yes |
| RTO ISO LMP Node Designation | GUADGCC2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GUADGCC2 |
| Nameplate Capacity | 201.9 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 197 MW |
| Winter Capacity | 200 MW |
| Minimum Load | 138.8 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | October 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 | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG3 Details Operating December 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | STG2 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | GUADGCC2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GUADGCC2 |
| Nameplate Capacity | 171.1 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 153 MW |
| Winter Capacity | 160 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 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 | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG4 Details Operating December 2000
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | STG2 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | GUADGCC2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GUADGCC2 |
| Nameplate Capacity | 171.1 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 153 MW |
| Winter Capacity | 160 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 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 | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Guadalupe Generating Station Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Guadalupe Peaking Energy Center, LLC | 5740 Weil Rd, Marion, TX 78124 | Generator CTGP1 | 100.00% |
| Guadalupe Peaking Energy Center, LLC | 5740 Weil Rd, Marion, TX 78124 | Generator CTGP2 | 100.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Natural Gas.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #68 | Lake Side Power Plant | Vineyard, UT | 5.9 TWh |
| #69 | Oregon Clean Energy Center | Oregon, OH | 5.9 TWh |
| #70 | Bethlehem Power Plant | Bethlehem, PA | 5.9 TWh |
| #71 | Acadia Energy Center | Eunice, LA | 5.9 TWh |
| #72 | Chouteau | Pryor, OK | 5.8 TWh |
| #73 | Belews Creek | Belews Creek, NC | 8.0 TWh |
| #74 | Lake Road Generating Plant | Dayville, CT | 5.8 TWh |
| #75 | W S Lee | Williamston, SC | 5.8 TWh |
| #76 | Wolf Hollow II | Granbury, TX | 5.8 TWh |
| #77 | Santan | Gilbert, AZ | 5.8 TWh |
| #79 | St. Charles Power Station (LA) | La Place, LA | 5.7 TWh |
| #80 | Channelview Cogeneration Plant | Channelview, TX | 5.6 TWh |
| #81 | Kiamichi Energy Facility | Kiowa, OK | 5.6 TWh |
| #82 | Linden Cogen Plant | Linden, NJ | 5.7 TWh |
| #83 | Eagle Valley (IN) | Martinsville, IN | 5.5 TWh |
| #84 | Doswell Energy Center | Ashland, VA | 5.6 TWh |
| #85 | Polk | Mulberry, FL | 5.5 TWh |
| #86 | Caledonia | Steens, MS | 5.5 TWh |
| #87 | Kendall County Generation Facility | Minooka, IL | 5.4 TWh |
| #88 | St Joseph Energy Center | New Carlisle, IN | 5.4 TWh |
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Below are closest 20 power plants surrounding Guadalupe Generating Station.
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|---|---|---|---|
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| O W Sommers | San Antonio, TX | 2.5 TWh | 24.5 mi |
| OCI Alamo 2, LLC | Converse, TX | 8.8 GWh | 15.7 mi |
| OCI Alamo 3 LLC | San Antonio, TX | 9.9 GWh | 13.7 mi |
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| V H Braunig | Elmendorf, TX | 1.3 TWh | 29.2 mi |