Clearwater Wind East
Custer County, Montana · EIA plant ID 66183 · Operator: Portland General Electric Co
Nameplate208MWSummer 208 MW
Generators1in service
Net generation794GWh12 mo to Aug 2026
Capacity factor44%wind units, summer MW
Heat rate—thermal plants only
First online2024
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), wind units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2024 | 766.6 | 42.0% | — |
| 2025 | 830.4 | 45.6% | — |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| CWE | Onshore Wind Turbine | WT | 207.9 | 207.9 | Jan 2024 | Operating | — | ge 2.82-127 |
Owner / operator
Operator: Portland General Electric Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Portland General Electric Co | 100.0% | 208 MW |
Nearby plants
Within 80 km.
| Clearwater Wind II | 103 MW | 15 km |
| Clearwater Wind III | 100 MW | 15 km |
| Clearwater Wind I | 366 MW | 28.8 km |
| Miles City GT | 23 MW | 44.9 km |