Power plants in Canyon County, Idaho
4 operating power plants in Canyon County, Idaho, with 93 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Canyon County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Happy Valley Battery StorageBattery storage | 82 | −6.8* | – |
| 2 | Amalgamated Sugar LLC NampaNatural gas | 8.2 | 46.8 | 65.1% |
| 3 | Melba BESSBattery storage | 2.0 | −0.1 | – |
| 4 | Fargo DropHydro | 1.1 | 3.8 | 39.0% |
* Fewer than 12 months of 2025 reported, so the total is partial.
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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