Power Plants in Oregon

Oregon operates 321 power plants totaling 18,562 MW of nameplate capacity. Hydroelectric dominates the mix at 46%, followed by Natural Gas (23%) and Wind (22%). The largest plant is John Day at 2,160 MW.

Plants321operating sites

Capacity18,561 MWnameplate

Generation61.7M MWhannual

CO₂11.2Mmetric tons/year

Hydroelectric 46%Natural Gas 23%Wind 22%Solar 5%

Plant locations

Showing the 120 largest plants by capacity. Oregon operates another 201 plants below this size — browse the lists below to reach them.

Largest plants in Oregon

Plant	City	Fuel	Capacity
John Day	Rufus	Hydroelectric	2,160 MW
The Dalles	The Dalles	Hydroelectric	1,820 MW
Bonneville	Cascade Locks	Hydroelectric	1,162 MW
Mcnary	Umatilla	Hydroelectric	991 MW
Hermiston Power Partnership	Hermiston	Natural Gas	689 MW
Hermiston Generating Plant	Hermiston	Natural Gas	621 MW
Beaver	Clatskanie	Natural Gas	611 MW
Klamath Cogeneration Plant	Klamath Falls	Natural Gas	502 MW
Carty Generating Station	Boardman	Natural Gas	500 MW
Port Westward	Clatskanie	Natural Gas	483 MW
Biglow Canyon Wind Farm	Wasco	Wind	450 MW
Hells Canyon	Oxbow	Hydroelectric	411 MW
Round Butte	Madras	Hydroelectric	373 MW
Klondike Windpower Iii	Wasco	Wind	298 MW
Coyote Springs	Boardman	Natural Gas	296 MW
South Hurlburt Wind Llc	Arlington	Wind	290 MW
Horseshoe Bend Wind Llc	Arlington	Wind	290 MW
Coyote Springs Ii	Boardman	Natural Gas	287 MW
Wheatridge Hybrid	Morrow	Wind	280 MW
North Hurlburt Wind Llc	Arlington	Wind	265 MW
Port Westward Unit 2	Clatskanie	Natural Gas	226 MW
Golden Hill Wind	Wasco	Wind	201 MW
Montague Wind Power Facility Llc	Arlington	Wind	200 MW
Sundial (Troutdale) Bess	Troutdale	Battery Storage	200 MW
Leaning Juniper Wind Power Ii	Arlington	Wind	199 MW
Oxbow (Or)	Oxbow	Hydroelectric	190 MW
Montague Solar	Arlington	Solar	162 MW
Fpl Energy Vansycle Llc (Or)	Touchet	Wind	123 MW
Lookout Point	Lowell	Hydroelectric	120 MW
Klamath Expansion Project	Klamath Falls	Natural Gas	118 MW
Carmen Smith	Mckenzie Bridge	Hydroelectric	114 MW
Leaning Juniper	Arlington	Wind	110 MW
Pelton	Madras	Hydroelectric	110 MW
Wheat Field Wind Power Project	Arlington	Wind	103 MW
Arlington Wind Power Project	Arlington	Wind	103 MW
Vansycle Ii Wind Energy Center	Athena	Wind	102 MW
Hay Canyon Wind Power Llc	Wasco	Wind	101 MW
Elkhorn Valley Wind Farm	Union	Wind	101 MW
Detroit	Mill City	Hydroelectric	100 MW
Wheatridge 1	Lexington	Wind	100 MW
John C Boyle	Keno	Hydroelectric	98.7 MW
Pebble Springs Wind Llc	Wasco	Wind	98.7 MW
Star Point Wind Project Llc	Wasco	Wind	98.7 MW
Green Peter	Foster	Hydroelectric	80.0 MW
Klondike Windpower Ii	Wasco	Wind	75.0 MW
Constable Bess	Hillsboro	Battery Storage	75.0 MW
Willow Creek Energy Center	Lone	Wind	72.0 MW
Millican Solar Energy Llc	Prineville	Solar	70.0 MW
Eurus Combine Hills Turbine Ranch 2	Milton Freewater	Wind	66.1 MW
Ip Springfield Oregon	Springfield	Biomass	65.0 MW

By county

Sherman County12 plants · 3,426 MW Umatilla County16 plants · 2,713 MW Gilliam County12 plants · 1,883 MW Wasco County7 plants · 1,826 MW Morrow County22 plants · 1,627 MW Multnomah County6 plants · 1,387 MW Columbia County3 plants · 1,319 MW Klamath County23 plants · 854 MW Jefferson County9 plants · 532 MW Wallowa County2 plants · 412 MW Lane County12 plants · 329 MW Clackamas County37 plants · 272 MW Douglas County14 plants · 267 MW Baker County9 plants · 260 MW Linn County7 plants · 243 MW Jackson County14 plants · 188 MW Marion County29 plants · 179 MW Crook County4 plants · 166 MW Lake County14 plants · 125 MW Malheur County14 plants · 109 MW Union County1 plants · 100 MW Washington County6 plants · 98 MW Deschutes County8 plants · 51 MW Harney County4 plants · 39 MW Yamhill County14 plants · 36 MW Clatsop County1 plants · 30 MW Lincoln County1 plants · 18 MW Polk County8 plants · 17 MW Benton County3 plants · 13 MW Marion County1 plants · 13 MW Hood River County4 plants · 7 MW Grant County1 plants · 7 MW Tillamook County1 plants · 1 MW Josephine County2 plants · 0 MW