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751.6 MW Batteries (300 MW) + Solar Photovoltaic (452 MW) operating in Wharton, TX — Electric Reliability Council of Texas, Inc.
751.6 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2025
Operating Since
Coordinates
29.1913, -95.9675
County
Wharton, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | GulfStar Power, LLC | — | — |
| Owner(s) | GulfStar Power, LLC | — | — |
| Status | Operating | operating | — |
GulfStar Power, LLC, located in Wharton County, Texas, is a hybrid power plant with a total capacity of 751.6 MW. The facility is owned and operated by GulfStar Power, LLC. It utilizes both solar photovoltaic technology and batteries, with solar panels deployed using a fixed tilt tracking system. The plant consists of two generators and is fueled by MWH.
GulfStar Power operates within the Electric Reliability Council of Texas (ERCOT) balancing authority and the TRE NERC region. It holds a significant position among power plants in Texas, ranking 9th out of 224 facilities in the state by capacity. Nationally, it is ranked 30th out of 514 plants.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
0 MWh
Latest Month
—
Annual Generation
—
Capacity Factor
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $1.0B
Market Position
ISO/RTO Market
ERCOT
LMP Node
PHO_ALL
Pricing Hub
HB_HOUSTON
Alt. Hub / Zone
LZ_HOUSTON
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-14
View all articlesElectric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Top 10 solar states
Data tables and metrics from the powerplantsinfo.org database.