O W Sommers
12940 US Hwy 181 South, San Antonio, TX 78263Plant Summary Information
O W Sommers is ranked #44 out of 314 natural gas power plants in Texas in terms of total annual net electricity generation.
O W Sommers is comprised of 2 generators and generated 664.4 GWh during the 3-month period between September 2024 to December 2024.
| Plant Name | O W Sommers |
|---|---|
| Utility Name | City of San Antonio - (TX) |
| Location | Bexar County, TX |
| Initial Operation Date | April 1972 |
| Last Update | Dec 2024 |
| Annual Generation | 2.5 TWh |
| Annual Consumption | 27.3 M MMBtu |
| Ranked #438 out of 12,574 Power Plants Nationwide | |
| Ranked #266 out of 2,244 Natural Gas Power Plants Nationwide | |
| Ranked #58 out of 810 Texas Power Plants | |
| Ranked #44 out of 314 Texas Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
Map of O W Sommers
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for O W Sommers.
Monthly Net Generation for O W Sommers
O W Sommers Details
| Summary Information | |
|---|---|
| Plant Name | O W Sommers (3611) |
| Plant Address | 12940 US Hwy 181 South, San Antonio, TX 78263 |
| Utility | City of San Antonio - (TX) (16604) |
| Latitude, Longitude | 29.30806, -98.3242 |
| Generation Dates on File | Jan 2001 to Dec 2024 |
| Initial Operation Date | April 1972 |
| Annual Generation | 2.5 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 | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | TRE |
| Balancing Authority | Electric Reliability Council of Texas, Inc. (ERCO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Calaveras Lake |
| Ash Impoundment | No |
| Transmission / Distribution Owner | City of San Antonio - (TX) (16604) TX |
| Grid Voltage | 138.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | ENTERPRISE TEXAS PIPELINE |
| Natural Gas Storage | No |
Generator 1 Details Operating April 1972
| Technology | Natural Gas Steam Turbine |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | CALAVER_OWS1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CALAVER_OWS1 |
| Nameplate Capacity | 446 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 420 MW |
| Winter Capacity | 420 MW |
| Minimum Load | 70 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | April 1972 |
|---|---|
| Planned Retirement | March 2027 |
| 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 | OVER |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator 2 Details Operating January 1974
| Technology | Natural Gas Steam Turbine |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | CALAVER_OWS2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CALAVER_OWS2 |
| Nameplate Capacity | 446 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 410 MW |
| Winter Capacity | 410 MW |
| Minimum Load | 70 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1974 |
|---|---|
| Planned Retirement | March 2029 |
| 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 | OVER |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
O W Sommers Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Natural Gas.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #256 | Mankato Energy Center | Mankato, MN | 2.7 TWh |
| #257 | Jack Watson | Gulfport, MS | 2.7 TWh |
| #258 | Harrison County Power Project | Marshall, TX | 2.7 TWh |
| #259 | Hidalgo Energy Center | Edinburg, TX | 2.7 TWh |
| #260 | R D Morrow | Purvis, MS | 2.7 TWh |
| #261 | ExxonMobil Baytown Turbine | Baytown, TX | 2.7 TWh |
| #262 | RS Cogen | Lake Charles, LA | 2.7 TWh |
| #263 | Possum Point | Dumfries, VA | 2.6 TWh |
| #264 | Newark Energy Center | Newark, NJ | 2.6 TWh |
| #265 | Maine Independence Station | Veazie, ME | 2.5 TWh |
| #267 | Silverhawk | North Las Vegas, NV | 2.5 TWh |
| #268 | Hot Spring Generating Facility | Malvern, AR | 2.5 TWh |
| #269 | W A Parish | Thompsons, TX | 15.7 TWh |
| #270 | Los Medanos Energy Center | Pittsburg, CA | 2.5 TWh |
| #271 | Oyster Creek Unit VIII | Freeport, TX | 2.5 TWh |
| #272 | State Line Combined Cycle | Joplin, MO | 2.5 TWh |
| #273 | Bridgeport Energy Project | Bridgeport, CT | 2.5 TWh |
| #274 | Lost Pines 1 Power Project | Bastrop, TX | 2.5 TWh |
| #275 | Mustang Station | Denver City, TX | 2.4 TWh |
| #276 | Chehalis Generating Facility | Chehalis, WA | 2.4 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding O W Sommers.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Arthur Von Rosenberg | Elmendorf, TX | 3.8 TWh | 5 mi |
| Blue Wing Solar Energy Generation | San Antonio, TX | 19.1 GWh | 4.6 mi |
| CPS 1 Community Solar | Adkins, TX | 1.8 GWh | 5.9 mi |
| FELPS 1 - Calaveras | Floresville, TX | 1.8 GWh | 7.5 mi |
| FELPS 2 - Calaveras | Floresville, TX | 1.9 GWh | 7.4 mi |
| FELPS 3 - Floresville South | Floresville, TX | 2.2 GWh | 18 mi |
| FELPS 4 - Floresville South | Floresville, TX | 2.2 GWh | 18 mi |
| FELPS 5- Floresville South | Floresville, TX | 2.2 GWh | 18 mi |
| FELPS 6- Floresville West | Floresville, TX | 2.1 GWh | 14.4 mi |
| FELPS 7- Floresville West | Floresville, TX | 2.1 GWh | 14.4 mi |
| HEB_CPSSADC | San Antonio, TX | 944.0 MWh | 7.9 mi |
| IKEA Live Oak Rooftop PV System | Live Oak, TX | 2.1 GWh | 12.7 mi |
| J K Spruce | San Antonio, TX | 6.7 TWh | 0.3 mi |
| Leon Creek | San Antonio, TX | 227.5 GWh | 15.5 mi |
| OCI Alamo 2, LLC | Converse, TX | 8.8 GWh | 11.2 mi |
| OCI Alamo 3 LLC | San Antonio, TX | 9.9 GWh | 11.9 mi |
| OCI Alamo Solar I Hybrid | San Antonio, TX | 84.0 GWh | 7.7 mi |
| SunE CPS1 LLC | San Antonio, TX | 4.5 GWh | 7.2 mi |
| SunE CPS2 LLC | San Antonio, TX | 7.0 GWh | 7.2 mi |
| V H Braunig | Elmendorf, TX | 814.2 GWh | 5 mi |