Castle Gap Wind — Plant Summary
- EIA Plant ID
- 65790
- Capacity
- 196.8 MW
- Primary Fuel
- Wind
- Technology
- Onshore Wind Turbine
- Status
- Operating
- Location
- Mills, TX
- Operating Since
- 2023
- Generators
- 1
- Operator
- Castle Gap Wind Power, LLC
- Parent Company
- —
- Annual Generation
- 632,524 MWh
- Capacity Factor
- 36.7%
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Castle Gap Wind
OperatingWind
Ranked #117 of 249 Wind plants in TX#379 of 1442 nationally
196.8 MW Wind operating in Mills, TX — Electric Reliability Council of Texas, Inc.
EIAGEM
196.8 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2023
Operating Since
Location
Coordinates
31.3938, -98.3594
County
Mills, TX
Nearby Plants
- Brady Wind Energy CenterWind150 MW · 12.1 km
- Priddy Wind ProjectWind302.4 MW · 22.8 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 | Castle Gap Wind Power, LLC | Swift Current Energy [100%] | — |
| Owner(s) | Castle Gap Wind Power, LLC | Swift Current Energy [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Swift Current Energy [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Castle Gap Wind is a 196.8 MW wind power plant located in Mills County, Texas. The facility, owned and operated by Castle Gap Wind Power, LLC, commenced operations in 2023. It consists of a single generator utilizing onshore wind turbine technology. The plant uses Nordex N149/4.8 wind turbines, characterized by a 149-meter rotor diameter and a hub height of 108 meters.
In its most recent year of operation, Castle Gap Wind generated 632,524 MWh of electricity, achieving a capacity factor of 36.7%. The plant operates within the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority. Castle Gap Wind ranks as the 114th largest wind farm in Texas out of 200, and 374th nationally out of 734.
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
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
62.6K MWh
Latest Month
632.5K MWh
Annual Generation
36.7%
Capacity Factor
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
ERCOT
LMP Node
AGUAYO_UNIT1
Pricing Hub
HB_NORTH
Secondary Zone
LZ_NORTH
Location Type
Resource Node
Node Source
EIA-860 direct report
News & Articles (9)Beta
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Power Technology·1 years ago
Last updated 2026-03-26
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