How much power plant capacity does Oregon have?

Oregon has 19.2 GW of operating utility-scale capacity as of August 2026.

What is the largest power plant in Oregon?

John Day is the largest at 2.2 GW of hydroelectric capacity.

Where does Oregon get its electricity?

Power plants in Oregon generated 61.7 TWh in 2023. The mix is shown above. Power also flows between states, so what plants in a state generate is not the same as what its customers use.

Checked Oct 26, 2026

Oregon Power Plants

Utility-scale generators of 1 megawatt or more in Oregon, as of August 2026 (EIA-860M).

Operating capacity: 19.2 GW
Largest plant: John Day; 2.2 GW
Planned through 2028: 4.5 GW
Generation, 2023: 61.7 TWh

Capacity by fuel

Operating nameplate capacity

Hydroelectric8.4 GW 43.5%
Natural gas4.3 GW 22.6%
Wind4.2 GW 21.8%
Solar1.5 GW 7.6%
Battery storage523 MW 2.7%
Biomass282 MW 1.5%
Geothermal36.7 MW 0.2%
Petroleum9.6 MW 0.0%

Electricity generated, 2023

Net generation by fuel from EPA eGRID. CO2 output rate 364 lb/MWh

Hydroelectric26.3 TWh 42.7%
Natural gas23.4 TWh 37.9%
Wind9.0 TWh 14.5%
Solar1.9 TWh 3.1%
Biomass924 GWh 1.5%
Geothermal176 GWh 0.3%
Other23 GWh 0.0%
Petroleum195 MWh 0.0%

Largest power plants

Top 150 by operating capacity. See counties below for every plant

Swipe the table sideways to see more columns.

#	Plant	Fuel	Capacity	Since
1	John DaySherman	Hydroelectric	2.2 GW	1968
2	The DallesWasco	Hydroelectric	1.8 GW	1957
3	BonnevilleMultnomah	Hydroelectric	1.2 GW	1938
4	McNaryUmatilla	Hydroelectric	991 MW	1953
5	Hermiston Power PartnershipUmatilla	Natural gas	689 MW	2002
6	Hermiston Generating PlantUmatilla	Natural gas	621 MW	1996
7	BeaverColumbia	Natural gas	611 MW	1974
8	Klamath Cogeneration PlantKlamath	Natural gas	502 MW	2001
9	Carty Generating StationMorrow	Natural gas	500 MW	2016
10	Port WestwardColumbia	Natural gas	483 MW	2007
11	Biglow Canyon Wind FarmSherman	Wind	450 MW	2007
12	Hells CanyonWallowa	Hydroelectric	411 MW	1967
13	Round ButteJefferson	Hydroelectric	373 MW	1964
14	Klondike Windpower IIISherman	Wind	298 MW	2007
15	Coyote SpringsMorrow	Natural gas	296 MW	1995
16	South Hurlburt Wind LLCGilliam	Wind	290 MW	2012
17	Horseshoe Bend Wind LLCGilliam	Wind	290 MW	2012
18	Coyote Springs IIMorrow	Natural gas	287 MW	2003
19	Wheatridge HybridMorrow	Wind	280 MW	2020
20	North Hurlburt Wind LLCGilliam	Wind	265 MW	2012
21	Port Westward Unit 2Columbia	Natural gas	226 MW	2014
22	Golden Hill WindSherman	Wind	201 MW	2022
23	Montague Wind Power Facility LLCGilliam	Wind	200 MW	2019
24	Wheatridge East WindMorrow	Wind	200 MW	2025
25	Seaside BESSMultnomah	Battery storage	200 MW	2025
26	Sundial (Troutdale) BESSMultnomah	Battery storage	200 MW	2024
27	Leaning Juniper Wind Power IIGilliam	Wind	199 MW	2011
28	Oxbow (OR)Baker	Hydroelectric	190 MW	1961
29	Montague SolarGilliam	Solar	162 MW	2023
30	Daybreak SolarWasco	Solar	152 MW	2025
31	FPL Energy Vansycle LLC (Or)Umatilla	Wind	123 MW	2001
32	Lookout PointLane	Hydroelectric	120 MW	1955
33	Tower Solar, LLCMorrow	Solar	120 MW	2026
34	Klamath Expansion ProjectKlamath	Natural gas	118 MW	2002
35	Carmen SmithLinn	Hydroelectric	114 MW	1963
36	Leaning JuniperGilliam	Wind	110 MW	2006
37	PeltonJefferson	Hydroelectric	110 MW	1957
38	Wheat Field Wind Power ProjectGilliam	Wind	103 MW	2009
39	Arlington Wind Power ProjectGilliam	Wind	103 MW	2008
40	Vansycle II Wind Energy CenterUmatilla	Wind	102 MW	2009
41	Hay Canyon Wind Power LLCSherman	Wind	101 MW	2009
42	Elkhorn Valley Wind FarmUnion	Wind	101 MW	2007
43	DetroitMarion	Hydroelectric	100 MW	1953
44	Wheatridge 1Morrow	Wind	100 MW	2020
45	Pebble Springs Wind LLCGilliam	Wind	98.7 MW	2009
46	Star Point Wind Project LLCSherman	Wind	98.7 MW	2010
47	Green PeterLinn	Hydroelectric	80.0 MW	1967
48	Klondike Windpower IISherman	Wind	75.0 MW	2005
49	Constable BESSWashington	Battery storage	75.0 MW	2024
50	Willow Creek Energy CenterMorrow	Wind	72.0 MW	2009
51	Millican Solar Energy LLCCrook	Solar	70.0 MW	2021
52	Eurus Combine Hills Turbine Ranch 2Umatilla	Wind	66.1 MW	2010
53	SkysolKlamath	Solar	61.2 MW	2023
54	Bakeoven SolarWasco	Solar	60.0 MW	2023
55	Solar Star Oregon IICrook	Solar	56.3 MW	2017
56	Dillard ComplexDouglas	Biomass	51.5 MW	1955
57	Oak GroveClackamas	Hydroelectric	51.0 MW	1924
58	Condon Windpower LLCGilliam	Wind	49.8 MW	2001
59	Lost CreekJackson	Hydroelectric	49.0 MW	1977
60	Airport SolarLake	Solar	47.3 MW	2019
61	Cartwright Solar ICrook	Solar	44.0 MW	2026
62	Lemolo 2Douglas	Hydroelectric	43.7 MW	1956
63	Combine Hills IUmatilla	Wind	43.0 MW	2003
64	Toketee FallsDouglas	Hydroelectric	42.6 MW	1949
65	North ForkClackamas	Hydroelectric	40.8 MW	1958
66	Biomass One LPJackson	Biomass	40.0 MW	1985
67	Prineville Solar Energy LLCCrook	Solar	40.0 MW	2021
68	FaradayClackamas	Hydroelectric	37.2 MW	1958
69	Neal Hot Springs Geothermal ProjectMalheur	Geothermal	33.0 MW	2012
70	IP Springfield OregonLane	Biomass	32.7 MW	1976
71	Lemolo 1Douglas	Hydroelectric	32.0 MW	1955
72	Prospect 2Jackson	Hydroelectric	32.0 MW	1928
73	Hills CreekLane	Hydroelectric	30.0 MW	1962
74	Georgia-Pacific Wauna MillClatsop	Biomass	30.0 MW	1996
75	Clearwater 2Douglas	Hydroelectric	26.0 MW	1953
76	CougarLane	Hydroelectric	26.0 MW	1964
77	VansycleUmatilla	Wind	25.0 MW	1998
78	Klondike Wind PowerSherman	Wind	24.5 MW	2002
79	PHP 1Multnomah	Hydroelectric	23.7 MW	1982
80	Evergreen BioPower LLCLinn	Biomass	21.0 MW	2007
81	Univ of Oregon Central Power StationLane	Natural gas	20.6 MW	2009
82	FosterLinn	Hydroelectric	20.0 MW	1968
83	Seneca Sustainable Energy LLCLane	Biomass	19.8 MW	2011
84	Warm Springs Power EnterprisesJefferson	Hydroelectric	19.6 MW	1982
85	River MillClackamas	Hydroelectric	18.8 MW	1911
86	Georgia-Pacific Toledo MillLincoln	Biomass	18.8 MW	2007
87	Slide CreekDouglas	Hydroelectric	18.0 MW	1951
88	Big CliffMarion	Hydroelectric	18.0 MW	1954
89	Green SpringsJackson	Hydroelectric	17.2 MW	1960
90	Coffee Creek BESSWashington	Battery storage	17.0 MW	2024
91	SullivanClackamas	Hydroelectric	15.4 MW	1924
92	Clearwater 1Douglas	Hydroelectric	15.0 MW	1953
93	DexterLane	Hydroelectric	15.0 MW	1955
94	Baker City SolarBaker	Solar	15.0 MW	2020
95	Waste Management Columbia Ridge LFGTEGilliam	Biomass	12.8 MW	2009
96	Stone CreekClackamas	Hydroelectric	12.0 MW	1994
97	PHP 2Clackamas	Hydroelectric	11.8 MW	1982
98	Fish CreekDouglas	Hydroelectric	11.0 MW	1952
99	Soda SpringsDouglas	Hydroelectric	11.0 MW	1952
100	Four Mile Canyon Windfarm LLCMorrow	Wind	10.0 MW	2009
101	Chopin Wind LLCUmatilla	Wind	10.0 MW	2016
102	Jett Creek Windfarm (Burnt River)Baker	Wind	10.0 MW	2017
103	Benson Creek Windfarm (Burnt River)Baker	Wind	10.0 MW	2017
104	Durbin Creek Windfarm (Burnt River)Baker	Wind	10.0 MW	2017
105	Prospector Windfarm (Burnt River)Baker	Wind	10.0 MW	2017
106	Willow Spring Windfarm (Burnt River)Baker	Wind	10.0 MW	2017
107	Open Range Solar Center, LLCMalheur	Solar	10.0 MW	2016
108	Thunderegg Solar Center, LLCMalheur	Solar	10.0 MW	2016
109	Vale Air Solar Center, LLCMalheur	Solar	10.0 MW	2016
110	Or Solar 2, LLCJackson	Solar	10.0 MW	2020
111	Or Solar 3, LLCKlamath	Solar	10.0 MW	2017
112	Bear Creek Solar CenterDeschutes	Solar	10.0 MW	2018
113	WyEast SolarSherman	Solar	10.0 MW	2018
114	Or Solar 8, LLCKlamath	Solar	10.0 MW	2018
115	Or Solar 6, LLCLake	Solar	10.0 MW	2017
116	Adams Solar CenterJefferson	Solar	10.0 MW	2018
117	Elbe Solar CenterJefferson	Solar	10.0 MW	2018
118	Orchard Windfarm 1, LLCMorrow	Wind	10.0 MW	2020
119	Garrett SolarLake	Solar	10.0 MW	2019
120	Duus Solar, LLCClackamas	Solar	10.0 MW	2020
121	Firwood Solar, LLCClackamas	Solar	10.0 MW	2020
122	Suntex Solar, LLCHarney	Solar	10.0 MW	2020
123	Rock Garden Solar, LLCLake	Solar	10.0 MW	2020
124	Alkali Solar, LLCLake	Solar	10.0 MW	2020
125	West Hines Solar I, LLCHarney	Solar	10.0 MW	2020
126	RileyHarney	Solar	10.0 MW	2020
127	Fort Rock IVLake	Solar	10.0 MW	2020
128	Orchard Windfarm 2, LLCMorrow	Wind	10.0 MW	2020
129	Orchard Windfarm 3, LLCMorrow	Wind	10.0 MW	2020
130	Orchard Windfarm 4, LLCMorrow	Wind	10.0 MW	2020
131	Brightwood Solar, LLCClackamas	Solar	10.0 MW	2021
132	Threemile CanyonMorrow	Wind	9.9 MW	2009
133	Oregon Trail Windfarm LLCUmatilla	Wind	9.9 MW	2009
134	Sand Ranch Windfarm LLCMorrow	Wind	9.9 MW	2009
135	NorWest Energy 2, LLCDeschutes	Solar	9.9 MW	2016
136	Oslh, LLCDeschutes	Solar	9.9 MW	2016
137	Eagle Point SolarJackson	Solar	9.9 MW	2017
138	Tumbleweed Solar, LLCDeschutes	Solar	9.9 MW	2017
139	Chiloquin Solar, LLCKlamath	Solar	9.9 MW	2018
140	StarvationHarney	Solar	9.9 MW	2019
141	Fort Rock ILake	Solar	9.9 MW	2020
142	PaTu Wind Farm LLCSherman	Wind	9.0 MW	2010
143	Hyline Solar Center, LLCMalheur	Solar	9.0 MW	2016
144	Tunnel 1 Power ProjectMalheur	Hydroelectric	8.5 MW	1993
145	Medford OperationJackson	Biomass	8.5 MW	1956
146	Pacific Canyon Windfarm LLCMorrow	Wind	8.3 MW	2009
147	WaltervilleLane	Hydroelectric	8.0 MW	1949
148	Four Corners Windfarm LLCUmatilla	Wind	8.0 MW	2009
149	BC SolarLake	Solar	8.0 MW	2016
150	Or Solar 5, LLCKlamath	Solar	8.0 MW	2018

Show all 150Show fewer

Planned and under construction

Largest planned additions, including expansions of operating plants

Swipe the table sideways to see more columns.

Plant	Planned	Operating now
Sunstone SolarMorrow	2.4 GW	None yet
Deschutes Solar and BESSWasco	2.0 GW	None yet
Cedar Island Solar LLCSherman	800 MW	None yet
Nolin HillsUmatilla	600 MW	None yet
Salmonfly Solar and StorageJefferson	494 MW	None yet
Obsidian Solar CenterLake	400 MW	None yet
Biglow Solar Generation and BESSSherman	250 MW	None yet
Tualatin Battery Energy Storage SystemWashington	200 MW	None yet
Wheatridge Optimization IIMorrow	190 MW	None yet
Wheatridge Optimization IMorrow	175 MW	None yet
Sunset SolarWasco	103 MW	None yet
Powell SolarCrook	55.9 MW	None yet
Oregon Trail SolarGilliam	41.0 MW	None yet
Shutler Energy StorageGilliam	41.0 MW	None yet
Cartwright Solar IICrook	17.6 MW	None yet
Canyonville Solar LLC (CSG)Douglas	2.5 MW	None yet
Buckaroo Solar 1Umatilla	2.4 MW	None yet
Oit BessKlamath	2.0 MW	None yet
Tutuilla SolarUmatilla	1.6 MW	None yet

Capacity is the nameplate rating of generators that are operating or on standby. Solar capacity is in alternating current (AC). Batteries are counted by power (MW), not by stored energy (MWh).

Frequently asked questions

How much power plant capacity does Oregon have?: Oregon has 19.2 GW of operating utility-scale capacity as of August 2026.
What is the largest power plant in Oregon?: John Day is the largest at 2.2 GW of hydroelectric capacity.
Where does Oregon get its electricity?: Power plants in Oregon generated 61.7 TWh in 2023. The mix is shown above. Power also flows between states, so what plants in a state generate is not the same as what its customers use.

Source: U.S. Energy Information Administration, Form EIA-860M; U.S. EPA eGRID · Data for August 2026

Data sources

Form EIA-860M Monthly Electric Generator InventoryU.S. Energy Information Administration
Emissions & Generation Resource Integrated Database (eGRID)U.S. Environmental Protection Agency

Data for August 2026

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