PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/56695
EIA plant 56695
Coulee City · Grant · WA
Summer Falls Power Plant
Operated by Columbia Basin Hydropower
Published location
Where is Summer Falls Power Plant?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
47.502500, -119.291700
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 0 MWh |
| 2 | 0 MWh |
| 3 | 10,591 MWh |
| 4 | 53,775 MWh |
| 5 | 61,065 MWh |
| 6 | 64,223 MWh |
| 7 | 70,675 MWh |
| 8 | 61,991 MWh |
| 9 | 47,270 MWh |
| 10 | 28,595 MWh |
| 11 | 0 MWh |
| 12 | 0 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Conventional Hydroelectric | WAT | 46 | OP |
| 2 | Conventional Hydroelectric | WAT | 46 | OP |
Continue exploring
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Identity, technology and limitations
EIA plant ID
56695
Sector
Electric Utility
Water source
Irrigation Canal
Data edition
2024-final