989 MW Natural Gas operating in Hays, TX — Electric Reliability Council of Texas, Inc.
989 MW
Nameplate Capacity
4
Generators
units
Natural Gas Fired Combined Cycle
Technology
2002
Operating Since
Coordinates
29.7806, -97.9894
County
Hays, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Hays Energy, LLC | Hays Energy | — |
| Owner(s) | Hays Energy, LLC | Vistra | — |
| Status | Operating | — | — |
The Hays Energy Project is a 989 MW natural gas-fired combined cycle power plant located in Hays County, Texas. The plant began operating in 2002 and consists of 4 generators. It is owned by Vistra and operated by Hays Energy, LLC. The plant is interconnected to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority.
In the most recent year of reported data, the Hays Energy Project generated 5,338,430 MWh of electricity, achieving a capacity factor of 61.5%. The plant ranks as the 25th largest in Texas out of 144 plants, and 174th nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
374.9K MWh
Latest Month
5.3M MWh
Annual Generation
61.5%
Capacity Factor
No financial data available for this plant.
Point of Interconnection
Nearest Substation
Hays Energy Station · 345 kV
Substation Distance
< 10 km
Operator
Lower Colorado River Authority
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
HAYSEN_HAYSENG3
Pricing Hub
HB_SOUTH
Node Source
EIA-860 direct report
Largest Power Project In US Approved For West Texas Amid Gas Plant And Data Center Buildout
In a landmark development for the U.S. energy sector, Pacifico Energy has secured approval for its GW Ranch project in Pecos County,...
Developers propose more than 100 new gas power plants in Texas
New research reveals a massive planned expansion of gas-fired electrical generation to power artificial intelligence and other heavy...
Bills That Could Have Hurt Renewable Energy Die in Texas Legislature
The debate over the failed bills showed how business interests beat out some conservative lawmakers' efforts to limit the wind and solar...
Data Centers Are Building Their Own Gas Power Plants in Texas
Developers want to build an expansive complex of supercomputers for artificial intelligence, plus a large, private power plant to run it.
Last updated 2026-03-14
View all articles