Umatilla, Oregon · Plant code 54761

Hermiston Generating Plant

Hermiston Generating Plant is a natural gas plant in Umatilla, Oregon. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

Primary fuel Natural Gas

Route-friendly label and badge.

Total capacity 622 MW

Plant nameplate capacity.

Annual generation 3,345,664 MWh

Annual output from imported EIA and EPA records.

Capacity factor 55%

A simple way to compare utilization.

Operations

Operations details

Sector IPP CHP

Utility, IPP, industrial, or commercial style ownership.

Status Operating

Current operating status in the imported records.

Online year 1,996

Useful for technology-vintage context.

Location Hermiston, Oregon

County and state routing anchor.

Emissions

Emissions details

CO2 1,309,671 tons

Annual plant-level total.

SO2 7 tons

Annual sulfur dioxide.

NOx 156 tons

Annual nitrogen oxides.

CO2 rate 876 lbs/MWh

Emission intensity, when available.

Fuel mix

Generation by fuel at the site.

Natural Gas 3,345,664 MWh · 100% of generation

Ownership

Who owns the plant.

Owner Hermiston Generating Co LP

50%

Owner PacifiCorp

50%

Generators

Generator-level detail

Generator	Technology	Fuel	Capacity	Status	Online
GEN1	Natural Gas Fired Combined Cycle	Natural Gas	106 MW	Operating	1,996
GEN2	Natural Gas Fired Combined Cycle	Natural Gas	205 MW	Operating	1,996
GEN3	Natural Gas Fired Combined Cycle	Natural Gas	106 MW	Operating	1,996
GEN4	Natural Gas Fired Combined Cycle	Natural Gas	205 MW	Operating	1,996

Generation trend

Monthly output pattern

305,142 MWh

Jan

290,691 MWh

Feb

300,534 MWh

Mar

252,668 MWh

Apr

189,746 MWh

May

257,648 MWh

Jun

290,799 MWh

Jul

291,692 MWh

Aug

290,301 MWh

Sep

287,460 MWh

Oct

278,784 MWh

Nov

310,199 MWh

Dec

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Four Corners Windfarm LLC

Wind

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8 MW 20,656 MWh 0 tons CO2

Echo 2 5.7 mi away

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Oregon Trail Windfarm LLC

Wind

Oregon Trail Windfarm LLC is a wind plant in Umatilla, Oregon. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

10 MW 22,865 MWh 0 tons CO2

Echo 1 6.6 mi away

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Butter Creek Power LLC

Wind

Butter Creek Power LLC is a wind plant in Umatilla, Oregon. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW 10,890 MWh 0 tons CO2

Butter Creek Power, LLC 7.5 mi away

Related routes

Context around this plant

County page

Umatilla overview

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15 plants

State page

Oregon

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282 plants

Fuel page

Natural Gas plants

Compare this site to plants using the same primary fuel.

2,534 plants