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258.9 MW Batteries (10 MW) + Onshore Wind Turbine (249 MW) operating in Fisher, TX — Electric Reliability Council of Texas, Inc.
258.9 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Onshore Wind Turbine
2009
Operating Since
Coordinates
32.5886, -100.6728
County
Fisher, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | RWE Clean Energy | — | — |
| Owner(s) | Big Sky Wind, LLC | — | — |
| Status | Operating | — | — |
Pyron Wind Farm LLC Hybrid is a 258.9 MW hybrid power plant located in Fisher County, Texas. The plant, which began operating in 2009, is owned and operated by Big Sky Wind, LLC. It utilizes both onshore wind turbines and battery storage. The facility consists of two generators and is interconnected to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority. Pyron Wind Farm ranks as the 60th largest power plant in Texas out of 224, and 189th nationally out of 514.
The wind component of the hybrid plant uses GE Wind GE1.6-97 turbines, with a rotor diameter of 97 meters and a hub height of 80 meters. The battery energy storage system (BESS) has a capacity of 9.9 MWh and a duration of 1 hour, utilizing lithium-ion battery chemistry (LIB). The plant's latest annual generation was 792,282 MWh, resulting in a capacity factor of 34.9%. Financial data indicates a power purchase agreement (PPA) price of $65.2 per MWh.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
98.7K MWh
Latest Month
792.3K MWh
Annual Generation
34.9%
Capacity Factor
Big Sky Wind, LLC · Data from 2023–2025
$65.2/MWh
PPA Price
Point of Interconnection
Nearest Substation
Pyron Wind Farm Substation · 345 kV
Substation Distance
0 km
Operator
E.ON
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
PYR_PYRON1
Pricing Hub
HB_WEST
Alt. Hub / Zone
LZ_WEST
Location Type
Resource Node
Node Source
EIA-860 direct report
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Electric 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