Sand Bluff Wind Farm — Plant Summary
- EIA Plant ID
- 56479
- Capacity
- 89.5 MW
- Primary Fuel
- Wind
- Technology
- Onshore Wind Turbine
- Status
- Operating
- Location
- Glasscock, TX
- Operating Since
- 2007
- Generators
- 1
- Operator
- Big Sky Wind, LLC
- Parent Company
- —
- Annual Generation
- 318,241 MWh
- Capacity Factor
- 40.6%
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Sand Bluff Wind Farm
OperatingWind
Ranked #210 of 249 Wind plants in TX#792 of 1442 nationally
89.5 MW Wind operating in Glasscock, TX — Electric Reliability Council of Texas, Inc.
EIAGEMWD
89.5 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2007
Operating Since
Location
Coordinates
31.9850, -101.2944
County
Glasscock, TX
Nearby Plants
- Cannibal Draw Solar and StorageBESS248.1 MW · 4.4 km
- Panther Creek Wind Farm IIWind115.5 MW · 4.9 km
- Forest Creek Wind Farm LLCWind124.2 MW · 8.9 km
Ownership & Operator
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 | Big Sky Wind, LLC | E.ON Climate & Renewables | — |
| Owner(s) | Big Sky Wind, LLC | RWE Renewables [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as RWE Renewables [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Sand Bluff Wind Farm is an 89.5 MW wind power facility located in Glasscock County, Texas. The plant began operating in 2007 and consists of a single generator utilizing onshore wind turbine technology. The facility is owned and operated by Big Sky Wind, LLC. Its turbines have a hub height of 78 meters and a rotor diameter of 87 meters. The wind turbines were manufactured by Gamesa, model G87-2.0.
The plant operates within the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority. In the most recent year of data, Sand Bluff Wind Farm generated 318,241 MWh, achieving a capacity factor of 40.6%. The plant holds a rank of 206 out of 245 wind facilities in Texas, and 784 out of 1424 nationally. Financial data indicates a power purchase agreement (PPA) price of $65.2 per MWh.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
22.0K MWh
Latest Month
318.2K MWh
Annual Generation
40.6%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Electric Quarterly ReportsHIGH
$65.2/MWh
PPA Price
Big Sky Wind, LLC
Contract Seller
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Sand Bluff Substation · 345 kV
Substation Distance
< 10 km
Operator
Wind Energy Transmission Texas
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
MCDLD_FCSBW1
Pricing Hub
HB_WEST
Secondary Zone
LZ_WEST
Location Type
Resource Node
Node Source
EIA-860 direct report
News & Articles (4)Beta
Hazards·wildfire
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 (hazard)
NWS Midland/Odessa TX·5 days ago
Hazards·wildfire
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 (hazard)
NWS Midland/Odessa TX·5 days ago
General
Power play: Project meant to move power through Nebraska Sandhills, across US stalls – for 12 years
The R-Project transmission line was first proposed in 2012, meant to make our power grid stronger. Twelve years later, not a single mile of the line has...
Nebraska Public Media·2 years ago
Grid·interconnection
Power play: Project to move power through Nebraska Sandhills has stalled … for 12 years.
The R-Project transmission line was supposed to be done by 2018. But not a single mile of the 226-mile line has been built.
Flatwater Free Press·2 years ago
Last updated 2026-03-21
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