Regis Mason
1150 Post Hill St, Mason, TX 76856Plant Summary Information
Regis Mason is ranked #6 out of 12 electricity used for energy storage power plants nationwide in terms of total annual net electricity generation.
Regis Mason is comprised of 1 generator and generated 438.0 MWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Regis Mason |
|---|---|
| Utility Name | Regis Mason LLC |
| Location | Mason County, TX |
| Initial Operation Date | June 2024 |
| Last Update | Dec 2025 |
| Annual Generation | 1.1 GWh |
| Annual Consumption | 0 MMBtu |
| Ranked #11,963 out of 13,081 Power Plants Nationwide | |
| Ranked #6 out of 12 Electricity Used For Energy Storage Power Plants Nationwide | |
| Ranked #688 out of 852 Texas Power Plants | |
| Ranked #5 out of 7 Texas Electricity Used For Energy Storage Power Plants | |
| Fuel Types | Electricity used for energy storage |
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Monthly Net Generation for Regis Mason
Monthly Plant Fuel Consumption for Regis Mason
Regis Mason Details
| Summary Information | |
|---|---|
| Plant Name | Regis Mason (69345) |
| Plant Address | 1150 Post Hill St, Mason, TX 76856 |
| Utility | Regis Mason LLC (67439) |
| Latitude, Longitude | 30.73845, -99.23248 |
| Generation Dates on File | Jul 2025 to Dec 2025 |
| Initial Operation Date | June 2024 |
| Annual Generation | 1.1 GWh |
| Fuel Types | Electricity used for energy storage |
| 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 | 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 | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Lower Colorado River Authority (11269) TX |
| Grid Voltage | 12.47 kV |
| Energy Storage | Yes |
Generator MASON Details Operating June 2024
| Technology | Batteries |
|---|---|
| Prime Mover | Battery |
| Ownership | Single Owner |
| Nameplate Capacity | 9.9 MW |
| Summer Capacity | 9.9 MW |
| Winter Capacity | 9.9 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | June 2024 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Electricity used for energy storage |
| Energy Storage Details | |
| Nameplate Energy Capacity MWH | 9.9 |
|---|---|
| Maximum Charge Rate | 9.9 MW |
| Maximum Discharge Rate | 9.9 MW |
| Storage Technology | LIB |
| Nameplate Reactive Power Rating | 9.9 |
| Storage Enclosure Type | CS |
| Arbitrage | P |
| Direct Support Of Another Unit | No |
| Support T D Asset | Yes |
Regis Mason Plant Owners
| Owner Name | Address | 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 Electricity used for energy storage.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #1 | Medway Grid | Medway, MA | 19.5 GWh |
| #2 | PP Jaguar BESS LLC | Axtell, TX | 7.7 GWh |
| #3 | Liberty Hybrid Solar and Storage Project | Dayton, TX | 103.9 GWh |
| #4 | Regis Pirate | Sinton, TX | 1.5 GWh |
| #5 | Regis Muenster | Muenster, TX | 1.2 GWh |
| #7 | Regis Monte Cristo LLC | McAllen, TX | 1.1 GWh |
| #8 | Regis Continental | Rio Grande City, TX | 571.0 MWh |
| #9 | Mohave Energy - Hybrid | Fort Mohave, AZ | 44.3 GWh |
| #10 | Annese Solar Project Hybrid CSG | Southbridge, MA | 8.1 GWh |
| #11 | Chocksett Rd Energy Storage Project | Sterling, MA | 62.0 MWh |
| #12 | BWC Lake Lashaway, LLC Hybrid | North Brookfield, MA | 8.3 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Regis Mason.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Buchanan Dam (TX) | Buchanan Dam, TX | 29.2 GWh | 48.4 mi |
| Cactus Flats Wind Energy Project | Eden, TX | 427.0 GWh | 53.8 mi |
| Castle Gap Wind | Goldthwaite, TX | 616.5 GWh | 68.7 mi |
| Concho Valley Solar, LLC | San Angelo, TX | 285.3 GWh | 68.9 mi |
| Flat Top Wind I | Mullin, TX | 787.2 GWh | 75.2 mi |
| Galloway 1 Solar Farm | Paint Rock, TX | 501.2 GWh | 58.6 mi |
| Galloway 2 Solar Farm | Paint Rock, TX | 231.9 GWh | 63 mi |
| Goldthwaite Wind Energy Facility | Goldthwaite, TX | 408.6 GWh | 63.6 mi |
| Granite Shoals | Marble Falls, TX | 36.8 GWh | 54.6 mi |
| Heart of Texas Wind Project | Brady, TX | 632.9 GWh | 36.6 mi |
| HEB_CPS00793 | Boerne, TX | 233.0 MWh | 76.8 mi |
| Inks | Buchanan Dam, TX | 14.3 GWh | 50.3 mi |
| IP Radian, LLC | Brookesmith, TX | 564.4 GWh | 56 mi |
| Lampwick | Hext, TX | 14.5 GWh | 20.3 mi |
| Marble Falls | Marble Falls, TX | 23.8 GWh | 59.3 mi |
| Maverick Creek Wind | Eden, TX | 1.7 TWh | 51.2 mi |
| Norton Solar Farm | Bronte, TX | 179.0 GWh | 75.8 mi |
| Priddy Wind Project | Goldthwaite, TX | 991.2 GWh | 70.9 mi |
| Rattlesnake Power, LLC | Brady, TX | 578.9 GWh | 46.9 mi |
| Thomas C Ferguson | Horseshoe Bay, TX | 3.7 TWh | 52.6 mi |