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215.5 MW Wind operating in Sterling, TX — Electric Reliability Council of Texas, Inc.
215.5 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2009
Operating Since
Coordinates
31.9925, -101.1167
County
Sterling, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | RWE Clean Energy | — | — |
| Owner(s) | Big Sky Wind, LLC | — | — |
| Status | Operating | — | — |
Panther Creek Wind Farm Three is a 215.5 MW wind power plant located in Sterling County, Texas. The facility began operating in 2009 and is owned and operated by Big Sky Wind, LLC. The plant utilizes a single generator consisting of onshore wind turbines. Specifically, it uses GE1.6-91 model turbines manufactured by GE Wind, with a rotor diameter of 91 meters and a hub height of 80 meters. The plant is interconnected to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority.
In the most recent year of data, the plant generated 706,173 MWh of electricity, achieving a capacity factor of 37.4%. The plant has a power purchase agreement (PPA) price of $65.2 per MWh. Panther Creek Wind Farm Three is ranked as the 75th largest wind farm in Texas out of 200, and 225th nationally out of 734 wind farms.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
55.5K MWh
Latest Month
706.2K MWh
Annual Generation
37.4%
Capacity Factor
Big Sky Wind, LLC · Data from 2023–2025
$65.2/MWh
PPA Price
Point of Interconnection
Nearest Substation
Panther Creek Wind 3 Substation · 345 kV
Substation Distance
< 10 km
Operator
E.ON
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
PC_SOUTH_ALL
Pricing Hub
HB_WEST
Alt. Hub / Zone
LZ_WEST
Location Type
Resource Node
Node Source
EIA-860 direct report
Last updated 2026-04-19
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