PacifiCorp East

Balancing Authority Summary Information

PacifiCorp East is ranked #18 out of 64 balancing authorities in terms of total annual electricity generation.

Balancing Authority	PacifiCorp East
States	Idaho Montana Utah Wyoming
Last Update	Aug 2026
Annual Generation	61.2 TWh
Power Plants	222
Utilities	131
Ranked #18 out of 64 in terms of net annual generation
Ranked #10 out of 32 in terms of annual generation from coal
Power Plant Types	Coal \| 40.1% Wind \| 25.8% Natural Gas \| 17.1% Solar \| 13.8% Other Fuel \| 1.6% Water \| 1.6%

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Daily Net Generation for PacifiCorp East for the past 3 Years

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Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Power County Wind Park North	Power County Wind Park North LLC	American Falls, ID	64 GWh	Nov 2011	Dec 2025	Wind
Power County Wind Park South	Power County Wind Park South LLC	American Falls, ID	57 GWh	Nov 2011	Dec 2025	Wind
Ashton	PacifiCorp	Ashton, ID	28 GWh	Jun 1917	Dec 2025	Water
Upper Beaver	Beaver City Corporation	Beaver, UT	8 GWh	Jul 1907	Jun 2025	Water
Beryl Solar Plant	Evergreen Wind, LLC	Beryl, UT	6 GWh	Jul 2015	Dec 2025	Solar
Cove Mountain Solar	Cove Mountain Solar LLC	Beryl, UT	162 GWh	Oct 2020	Jun 2026	Solar
Cove Mountain Solar 2	Cove Mountain Solar 2 LLC	Beryl, UT	333 GWh	Sep 2020	Jun 2026	Solar
Big Fork	PacifiCorp	Big Fork, MT	25 GWh	Jun 1910	Dec 2025	Water
Copperton Solar Plant No. 1	Kennecott Utah Copper	Bingham Canyon, UT	7 GWh	Oct 2024	Dec 2025	Solar
Bloomington Power Plant	City of St George - (UT)	Bloomington, UT	11 MWh	Feb 1999	Dec 2024	Distillate Fuel Oil
Bountiful City	City of Bountiful - (UT)	Bountiful, UT	31 GWh	Sep 1986	Dec 2025	Natural Gas
Pryor Mountain Wind	PacifiCorp	Bridger, MT	723 GWh	Mar 2021	Jun 2026	Wind
Brigham City	Brigham City Corporation	Brigham, UT	5 GWh	Dec 1920	Dec 2025	Water
Hunter	PacifiCorp	Castle Dale, UT	6 TWh	May 1978	Jun 2026	Bituminous Coal : 99.8%
Hornshadow Solar II, LLC	Hornshadow Solar II, LLC	Castle Dale, UT	456 GWh	Jun 2025	Jun 2026	Solar
Hornshadow Solar, LLC	Hornshadow Solar, LLC	Castle Dale, UT	252 GWh	May 2025	Jun 2026	Solar
Quichapa 1	Quichapa 1 LLC	Cedar City, UT	7 GWh	Nov 2016	Dec 2025	Solar
Cedar Valley Solar Plant	Evergreen Wind, LLC	Cedar City, UT	6 GWh	Nov 2015	Dec 2025	Solar
Granite Mountain Solar West, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	122 GWh	Aug 2016	Jun 2026	Solar
Granite Mountain Solar East, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	215 GWh	Aug 2016	Jun 2026	Solar
Iron Springs Solar, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	221 GWh	Jul 2016	Jun 2026	Solar
Three Peaks Power	Onward Energy	Cedar City, UT	230 GWh	Nov 2016	Jun 2026	Solar
Appaloosa Solar I	Greenbacker Renewable Energy Corporation	Cedar City, UT	256 GWh	Dec 2023	Jun 2026	Solar
Quichapa 2	Quichapa 2 LLC	Cedar City, UT	8 GWh	Nov 2016	Dec 2025	Solar
Quichapa 3	Quichapa 3 LLC	Cedar City, UT	7 GWh	Nov 2016	Dec 2025	Solar
Fiddler's Canyon 3	SunE Solar XVII Project 3, LLC	Cedar City, UT	7 GWh	Nov 2015	Dec 2025	Solar
Fiddler's Canyon #1	SunE Solar XVII Project 1, LLC	Cedar City, UT	7 GWh	Aug 2015	Dec 2025	Solar
Fiddler's Canyon #2	SunE Solar XVII Project 2, LLC	Cedar City, UT	7 GWh	Aug 2015	Dec 2025	Solar
Hunter Solar LLC (UT)	Hunter Solar LLC	Clawson, UT	247 GWh	Feb 2021	Jun 2026	Solar
Cutler Hydro	PacifiCorp	Collinston, UT	41 GWh	Jun 1927	Dec 2025	Water
Rocket Solar, LLC	Rocket Solar, LLC	Corinne, UT	211 GWh	Jan 2024	Jun 2026	Solar
Cove Fort	Ormat Cove Fort LLC	Cove Fort, UT	142 GWh	Nov 2013	Dec 2025	Geothermal
Cedar Springs II	PacifiCorp	Douglas, WY	747 GWh	Nov 2020	Jun 2026	Wind
Cedar Springs III	Cedar Springs Wind III, LLC	Douglas, WY	494 GWh	Nov 2020	Jun 2026	Wind
Cedar Springs I	Cedar Springs Wind, LLC	Douglas, WY	748 GWh	Nov 2020	Jun 2026	Wind
Hydro Plant No 3	City of Ephraim - (UT)	east of Ephraim, UT	5 GWh	Aug 1984	Dec 2024	Water
Echo Dam	City of Bountiful - (UT)	Echo, UT	9 GWh	Feb 1987	Oct 2025	Water
Green River Energy Center - Hybrid	Green River Energy Center, LLC	Emery, UT	46 GWh	-	Jun 2026	Solar
TransAlta Wyoming Wind	TransAlta Wyoming Wind LLC	Evanston, WY	321 GWh	Nov 2003	Dec 2025	Wind
Faraday Solar	Faraday Solar B LLC	Fairfield, UT	1 TWh	Aug 2025	Jun 2026	Solar
Felt	Fall River Rural Elec Coop Inc	Felt, ID	24 GWh	Aug 1946	Dec 2025	Water
Pavant Solar, LLC	Onward Energy	Fillmore, UT	115 GWh	Nov 2015	Jun 2026	Solar
Pavant Solar II LLC	Pavant Solar II LLC	Fillmore, UT	86 GWh	Oct 2016	Dec 2025	Solar
Pavant Solar III	Invenergy Services LLC	Filmore, UT	44 GWh	Nov 2016	Dec 2025	Solar
Mountain Wind Power II LLC	Mountain Wind Power II LLC	Fort Bridger, WY	195 GWh	Aug 2008	Jun 2026	Wind
Mountain Wind Power LLC	Mountain Wind Power LLC	Fort Bridger, WY	161 GWh	Jun 2008	Jun 2026	Wind
Wyodak	PacifiCorp	Gillette, WY	2 TWh	Aug 1978	Jun 2026	Subbituminous Coal : 99.9%
Dave Johnston	PacifiCorp	Glen Rock, WY	3 TWh	Jan 1959	Jun 2026	Subbituminous Coal : 99.8%
Pioneer Wind Park, LLC	AES Distributed Energy	Glenrock, WY	253 GWh	Sep 2016	Dec 2025	Wind
Campbell Hill Windpower	Duke Energy Renewables Services	Glenrock, WY	268 GWh	Nov 2009	Jun 2026	Wind
Rolling Hills	PacifiCorp	Glenrock, WY	295 GWh	Dec 2008	Dec 2025	Wind
Glenrock	PacifiCorp	Glenrock, WY	469 GWh	Nov 2008	Dec 2025	Wind
Top of the World Windpower Project	Duke Energy Renewables Services	Glenrock, WY	542 GWh	Sep 2010	Jun 2026	Wind
Grace	PacifiCorp	Grace, ID	83 GWh	Jun 1923	Dec 2025	Water
Last Chance	PacifiCorp	Grace, ID	3 GWh	Jan 1984	Dec 2025	Water
Elektron Solar, LLC	Elektron Solar, LLC	Grantsville, UT	213 GWh	Apr 2024	Jun 2026	Solar
General Chemical	Tata Chemicals Partners	Green River, WY	217 GWh	Apr 1968	Jun 2026	Bituminous Coal : 75.4% Natural Gas : 24.6%
Sweetwater Solar	Onward Energy	Green River, WY	174 GWh	Nov 2018	Jun 2026	Solar
WE Soda Alkalai LLC	WE Soda Alkali	Green River, WY	259 GWh	May 1953	Dec 2024	Subbituminous Coal : 68.7% Natural Gas : 31.3%
Veyo Heat Recovery Project	Utah Associated Mun Power Sys	Gunlock, UT	10 GWh	Apr 2016	Dec 2025	Waste Heat
Gunnison Solar	Altus Power America Management, LLC	Gunnison, UT	4 GWh	Aug 2022	Dec 2025	Solar
Seven Mile Hill	PacifiCorp	Hanna, WY	458 GWh	Nov 2008	Dec 2025	Wind
Heber City	Heber Light & Power Company	Heber City, UT	17 GWh	Nov 1990	Dec 2025	Natural Gas
Lake Creek Dam	Heber Light & Power Company	Heber City, UT	3 GWh	Apr 1981	Oct 2025	Water
Jordanelle Dam Hydroelectric Project	Central Utah Water Conservancy District	Heber, UT	49 GWh	Jun 2008	Dec 2025	Water
Hill AFB LFG Facility, Bldg #737	Ameresco Federal Solutions	Hill AFB, UT	8 GWh	Dec 2004	Dec 2024	Landfill Gas
Dry Creek Project	Dry Creek LLC	Howe, ID	8 GWh	Nov 1987	Dec 2025	Water
Castle Solar, LLC	Castle Solar, LLC	Huntington, UT	108 GWh	Mar 2024	Jun 2026	Solar
Huntington	PacifiCorp	Huntington, UT	4 TWh	Jun 1974	Jun 2026	Bituminous Coal
Quail Creek Hydro Plant #1	Washington Cnty Wtr Consv Dist	Hurricane, UT	7 GWh	May 1985	Jun 2026	Water
Hurricane City Power	Hurricane City Power - (UT)	Hurricane, UT	7 GWh	Nov 1999	Dec 2025	Natural Gas : 99.9%
City Power Plant	City of Idaho Falls - (ID)	Idaho Falls, ID	40 GWh	Jun 1982	Dec 2025	Water
Lower No 2	City of Idaho Falls - (ID)	Idaho Falls, ID	4 GWh	Jul 1940	Dec 2025	Water
Upper Power Plant	City of Idaho Falls - (ID)	Idaho Falls, ID	45 GWh	Aug 1982	Dec 2025	Water
Wolverine Creek	Invenergy Services LLC	Idaho Falls, ID	144 GWh	Jan 2006	Dec 2025	Wind
Gem State	City of Idaho Falls - (ID)	Idaho Falls, ID	117 GWh	Oct 1988	Dec 2025	Water
Meadow Creek Project Company	Ridgeline Energy LLC	Idaho Falls, ID	292 GWh	Nov 2012	Dec 2025	Wind
Lower No 1	City of Idaho Falls - (ID)	Idaho Falls, ID	42 GWh	Mar 1982	Dec 2025	Water
Goshen Phase II	Clearlight Energy Holdings LP	Idaho Falls, ID	337 GWh	Aug 2010	Dec 2025	Wind
Shute Creek Facility	Exxon Mobil Production Co	Kemmerer, WY	832 GWh	Apr 2005	Jun 2026	Natural Gas : 61.5% Other Gas : 38.5%
Naughton	PacifiCorp	Kemmerer, WY	2 TWh	Apr 1963	Jun 2026	Subbituminous Coal : 57.4% Natural Gas : 42.6%
Central Energy Plant USU	Utah State University	Logan, UT	26 GWh	Jul 2004	Jun 2026	Natural Gas
Hydro II	City of Logan - (UT)	Logan, UT	16 GWh	Feb 1986	Dec 2025	Water
Logan City	City of Logan - (UT)	Logan, UT	2 GWh	Jun 2002	Dec 2025	Natural Gas
Kennecott Power Plant	Kennecott Utah Copper	Magna, UT	133 GWh	Dec 1942	Jun 2026	Waste Heat : 79.8% Natural Gas : 20.2%
Manti Lower	City of Manti - (UT)	Manti, UT	1 GWh	Dec 1988	Aug 2025	Water
Marsh Valley Development	Marsh Valley Development Inc	McCammon, ID	4 GWh	Mar 1993	Dec 2025	Water
Rock Creek Wind	PacifiCorp	McFadden, WY	566 GWh	Aug 2025	Jun 2026	Wind
Foote Creek Rim	PacifiCorp	McFadden, WY	623 GWh	Nov 2024	Jun 2026	Wind
TB Flats	PacifiCorp	Medicine Bow, WY	1 TWh	Sep 2021	Jun 2026	Wind
Ekola Flats	PacifiCorp	Medicine Bow, WY	788 GWh	Nov 2020	Jun 2026	Wind
Dunlap	PacifiCorp	Medicine Bow, WY	417 GWh	Sep 2010	Dec 2025	Wind
Snake Creek	Heber Light & Power Company	Midway, UT	4 GWh	Jun 1910	Nov 2025	Water
South Milford Solar Plant	REUT Origination, LLC	Milford, UT	8 GWh	Feb 2015	Dec 2025	Solar
Escalante Solar III, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	214 GWh	Jul 2016	Jun 2026	Solar
Milford 2	SunE DB24 LLC	Milford, UT	7 GWh	Nov 2015	Dec 2025	Solar
Escalante Solar II, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	217 GWh	Jul 2016	Jun 2026	Solar
Escalante Solar I, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	218 GWh	Jul 2016	Jun 2026	Solar
Granite Peak Solar Plant	Evergreen Wind, LLC	Milford, UT	6 GWh	Jul 2015	Dec 2025	Solar
Greenville Solar Plant	Evergreen Wind, LLC	Milford, UT	3 GWh	Sep 2015	Dec 2025	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#25	Arizona Public Service Company	25.4 TWh	100
#36	Idaho Power Company	14.1 TWh	169
#22	Nevada Power Company	37.9 TWh	143
#32	NorthWestern Corporation	17.9 TWh	70
#21	Public Service Company of Colorado	46.8 TWh	231
#33	Public Service Company of New Mexico	16.6 TWh	137
#51	PUD No. 1 of Douglas County	4.4 TWh	4
#40	Western Area Power Administration - Desert Southwest Region	10.4 TWh	34
#30	Western Area Power Administration - Rocky Mountain Region	18.7 TWh	193
#62	Western Area Power Administration - Upper Great Plains West	210.2 GWh	24

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#12	New York Independent System Operator	133.9 TWh	1,299
#13	Duke Energy Carolinas	113.2 TWh	577
#15	ISO New England	111.5 TWh	1,629
#16	Bonneville Power Administration	91.5 TWh	167
#17	Duke Energy Progress East	65.1 TWh	565
#18	PacifiCorp East	61.2 TWh	222
#19	Salt River Project Agricultural Improvement and Power District	60.5 TWh	49
#20	Duke Energy Florida, Inc.	47.2 TWh	100
#21	Public Service Company of Colorado	46.8 TWh	231
#22	Nevada Power Company	37.9 TWh	143