PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/54476
EIA plant 54476
Sumas · Whatcom · WA
Sumas Power Plant
Operated by Puget Sound Energy Inc
Published location
Where is Sumas 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.
48.990500, -122.273300
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 | 93,881 MWh |
| 2 | 87,219 MWh |
| 3 | 69,931 MWh |
| 4 | 0 MWh |
| 5 | 0 MWh |
| 6 | 20,778 MWh |
| 7 | 53,453 MWh |
| 8 | 79,965 MWh |
| 9 | 26,096 MWh |
| 10 | 69,677 MWh |
| 11 | 84,066 MWh |
| 12 | 90,755 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| GEN1 | Natural Gas Fired Combined Cycle | NG | 87.8 | OP |
| GEN2 | Natural Gas Fired Combined Cycle | NG | 37.7 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
54476
Sector
Electric Utility
Water source
Municipality
Data edition
2024-final