207.2 MW Wind operating in Glasscock, TX — Electric Reliability Council of Texas, Inc.
207.2 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2015
Operating Since
Coordinates
31.7219, -101.4393
County
Glasscock, TX
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | SunEdison LLC | Invenergy | — |
| Owner(s) | SunEdison LLC | TerraForm Power Operating LLC [90%]; Invenergy LLC [10%] | — |
| Status | Operating | operating | — |
GEM identifies the owner as TerraForm Power Operating LLC [90%]; Invenergy LLC [10%]
This entity is not yet in the GEM ownership database — chain unavailable.
Rattlesnake Den is a 207.2 MW wind power plant located in Glasscock County, Texas. The facility began operating in 2015 and is owned and operated by SunEdison LLC. The plant utilizes a single generator comprised of onshore wind turbines manufactured by GE Wind, specifically the GE1.79-100 model. These turbines have a rotor diameter of 100 meters and a hub height of 80 meters.
In the most recent year of data, Rattlesnake Den generated 689,334 MWh of electricity, achieving a capacity factor of 38.0%. The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority and the TRE NERC region. Rattlesnake Den is ranked as the 82nd largest power plant in Texas out of 200, and nationally it is ranked 244th out of 734 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
Rattlesnake W 1
62.6K MWh
Latest Month
689.3K MWh
Annual Generation
38.0%
Capacity Factor
No financial data available for this plant.
Point of Interconnection
Nearest Substation
Rattlesnake Den Wind Substation · 345 kV
Substation Distance
< 10 km
Operator
Invenergy
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
RSK_RN
Pricing Hub
HB_WEST
Secondary Zone
LZ_WEST
Location Type
Resource Node
Node Source
EIA-860 direct report
Fire Weather Watch: Sacramento Foothills and Guadalupe Mountains; Chaves County Plains; Eddy Plains; Lea; Gaines; Dawson
Fire Weather Watch issued March 21 at 2:43AM CDT until March 23 at 12:00AM CDT by NWS Midland/Odessa TX
Fire Weather Watch: Sacramento Foothills and Guadalupe Mountains; Chaves County Plains; Eddy Plains; Lea; Gaines; Dawson
Fire Weather Watch issued March 21 at 2:43AM CDT until March 23 at 12:00AM CDT by NWS Midland/Odessa TX
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Last updated 2026-03-21
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