MWPowerPlantFacts
PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/54761
EIA plant 54761

Hermiston · Umatilla · OR

Hermiston Generating Plant

Operated by Hermiston Generating Co LP

Annual generation3,345,664 MWhSum of represented EIA-923 rows
Fuel codesNGCodes retained from EIA records
Grid contextPacifiCorp - WestBalancing authority or NERC region

Published location

Where is Hermiston Generating 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.

45.804200, -119.370000

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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

MonthNet generation
1305,142 MWh
2290,691 MWh
3300,534 MWh
4252,668 MWh
5189,746 MWh
6257,648 MWh
7290,799 MWh
8291,692 MWh
9290,301 MWh
10287,460 MWh
11278,784 MWh
12310,199 MWh

Operating generators

IDTechnologyFuelMWStatus
GEN2Natural Gas Fired Combined CycleNG204.5OP
GEN4Natural Gas Fired Combined CycleNG204.5OP
GEN1Natural Gas Fired Combined CycleNG106.1OP
GEN3Natural Gas Fired Combined CycleNG106.1OP

Continue exploring

Similar-capacity plants in the same state

OR

Beaver

OR

Hermiston Power Partnership

OR

Klamath Cogeneration Plant

OR

Carty Generating Station

OR

Port Westward

OR

Biglow Canyon Wind Farm

Identity, technology and limitations
EIA plant ID
54761
Sector
IPP CHP
Water source
Columbia River
Data edition
2024-final