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WIND FARMSChokecherry and Sierra Madre Wind
Chokecherry and Sierra Madre Wind is a 3,551 MW under construction wind farm in Carbon County, Wyoming, operated by Power Company of Wyoming LLC.
Plant statusUnder construction
- Planning (completed)
- Consented (completed)
- Construction (current stage)
- OperatingTarget Dec 2031 (not yet reached)
- Closed (not yet reached)
Planned start of operation reported to EIA: Dec 2031. This plant has generators at more than one stage; see the table below.
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| II-A | Onshore Wind Turbine | 1,303 MW | Under construction (up to 50%) |
| I-B | Onshore Wind Turbine | 850 MW | Under construction (up to 50%) |
| I-A | Onshore Wind Turbine | 844 MW | Under construction (up to 50%) |
| II-B | Onshore Wind Turbine | 554 MW | Under construction (up to 50%) |
| I-C | Onshore Wind Turbine | 500 MW | Cancelled or postponed |
Plant details
- Operator
- Power Company of Wyoming LLC
- Location
- Carbon County, Wyoming
- Balancing authority
- CISO
- Sector
- IPP Non-CHP
- Capacity
- Under construction: 3,551 MW
Cancelled: 500 MW - EIA plant ID
- 58987
Location
41.6831, -107.2000
Nearby power plants
Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem