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	Oct 2026
Annual Generation	61.4 TWh
Power Plants	223
Utilities	132
Ranked #18 out of 64 in terms of net annual generation
Ranked #10 out of 33 in terms of annual generation from coal
Power Plant Types	Coal \| 39.7% Wind \| 26.4% Natural Gas \| 16.9% Solar \| 13.8% Other Fuel \| 1.7% Water \| 1.5%

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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
Pavant Solar, LLC	Onward Energy	Fillmore, UT	113 GWh	Nov 2015	Jul 2026	Solar
Three Peaks Power	Onward Energy	Cedar City, UT	227 GWh	Nov 2016	Jul 2026	Solar
Boswell Wind	Boswell Wind, LLC	Rock River, WY	1 TWh	Nov 2024	Jul 2026	Wind
TB Flats	PacifiCorp	Medicine Bow, WY	1 TWh	Sep 2021	Jul 2026	Wind
Granite Mountain Solar East, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	212 GWh	Aug 2016	Jul 2026	Solar
Hornshadow Solar II, LLC	Hornshadow Solar II, LLC	Castle Dale, UT	460 GWh	Jun 2025	Jul 2026	Solar
Cedar Springs I	Cedar Springs Wind, LLC	Douglas, WY	742 GWh	Nov 2020	Jul 2026	Wind
Escalante Solar III, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	207 GWh	Jul 2016	Jul 2026	Solar
Escalante Solar I, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	215 GWh	Jul 2016	Jul 2026	Solar
Gadsby	PacifiCorp	Salt Lake City, UT	179 GWh	Aug 1951	Jul 2026	Natural Gas
Hunter Solar LLC (UT)	Hunter Solar LLC	Clawson, UT	245 GWh	Feb 2021	Jul 2026	Solar
Iron Springs Solar, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	220 GWh	Jul 2016	Jul 2026	Solar
Red Mesa Solar Project	NTUA Generation - Utah, LLC	Red Mesa, UT	187 GWh	Mar 2023	Jul 2026	Solar
Cedar Creek Wind, LLC	Cedar Creek Wind, LLC	Shelley, ID	511 GWh	Feb 2024	Jul 2026	Wind
Graphite Solar I	Greenbacker Renewable Energy Corporation	Wellington, UT	166 GWh	May 2022	Jul 2026	Solar
Dave Johnston	PacifiCorp	Glen Rock, WY	3 TWh	Jan 1959	Jul 2026	Subbituminous Coal : 99.8%
Naughton	PacifiCorp	Kemmerer, WY	2 TWh	Apr 1963	Jul 2026	Natural Gas : 54.6% Subbituminous Coal : 45.4%
Wyodak	PacifiCorp	Gillette, WY	2 TWh	Aug 1978	Jul 2026	Subbituminous Coal : 99.9%
Hunter	PacifiCorp	Castle Dale, UT	6 TWh	May 1978	Jul 2026	Bituminous Coal : 99.8%
Sage Solar I-III	CI III VK I TE Partnership LLC	Randolph, UT	131 GWh	Aug 2019	Jul 2026	Solar
Sweetwater Solar	Onward Energy	Green River, WY	175 GWh	Nov 2018	Jul 2026	Solar
BYUI Central Energy Facility	Brigham Young Univ Idaho	Rexburg, ID	38 GWh	Jul 2015	Jul 2026	Natural Gas : 99.8%
Sigurd Solar LLC	Sigurd Solar LLC	Sigurd, UT	210 GWh	Apr 2021	Jul 2026	Solar
Rocket Solar, LLC	Rocket Solar, LLC	Corinne, UT	208 GWh	Jan 2024	Jul 2026	Solar
Cedar Springs II	PacifiCorp	Douglas, WY	745 GWh	Nov 2020	Jul 2026	Wind
Ekola Flats	PacifiCorp	Medicine Bow, WY	777 GWh	Nov 2020	Jul 2026	Wind
Faraday Solar	Faraday Solar B LLC	Fairfield, UT	1 TWh	Aug 2025	Jul 2026	Solar
Enterprise Solar, LLC	Clearway Renewable Operation & Maintenance LLC	Newcastle, UT	217 GWh	Jun 2016	Jul 2026	Solar
Rock Creek Wind	PacifiCorp	McFadden, WY	591 GWh	Aug 2025	Jul 2026	Wind
Appaloosa Solar I	Greenbacker Renewable Energy Corporation	Cedar City, UT	265 GWh	Dec 2023	Jul 2026	Solar
Bonanza	Deseret Generation & Tran Coop	Vernal, UT	2 TWh	Apr 1986	Jul 2026	Bituminous Coal : 98.7% Solar : 1.2%
Jim Bridger	PacifiCorp	Point of Rocks, WY	7 TWh	Oct 1974	Jul 2026	Subbituminous Coal : 58.8% Natural Gas : 41.1%
Huntington	PacifiCorp	Huntington, UT	4 TWh	Jun 1974	Jul 2026	Bituminous Coal
Escalante Solar II, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	210 GWh	Jul 2016	Jul 2026	Solar
Quail Creek Hydro Plant #1	Washington Cnty Wtr Consv Dist	Hurricane, UT	7 GWh	May 1985	Jul 2026	Water
General Chemical	Tata Chemicals Partners	Green River, WY	216 GWh	Apr 1968	Jul 2026	Bituminous Coal : 76.2% Natural Gas : 23.8%
Simplot Phosphates	Simplot Phosphates LLC	Rock Springs, WY	100 GWh	Jul 1986	Jul 2026	Other Fuel : 91.2% Natural Gas : 8.8%
West Valley Generation Project	Utah Municipal Power Agency	West Valley City, UT	347 GWh	Sep 2001	Jul 2026	Natural Gas
Currant Creek	PacifiCorp	Mona, UT	3 TWh	May 2005	Jul 2026	Natural Gas
Kennecott Power Plant	Kennecott Utah Copper	Magna, UT	133 GWh	Dec 1942	Jul 2026	Waste Heat : 78.9% Natural Gas : 21.1%
Nebo Power Station	Utah Associated Mun Power Sys	Payson, UT	548 GWh	May 2004	Jul 2026	Natural Gas
Lake Side Power Plant	PacifiCorp	Vineyard, UT	6 TWh	Aug 2007	Jul 2026	Natural Gas
Pryor Mountain Wind	PacifiCorp	Bridger, MT	715 GWh	Mar 2021	Jul 2026	Wind
Granite Mountain Solar West, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	122 GWh	Aug 2016	Jul 2026	Solar
Shute Creek Facility	Exxon Mobil Production Co	Kemmerer, WY	826 GWh	Apr 2005	Jul 2026	Natural Gas : 61.9% Other Gas : 38.1%
Tesoro SLC Cogeneration Plant	Tesoro Refng Marketing Co Mntn Region	Salt Lake City, UT	201 GWh	Jun 2004	Jul 2026	Natural Gas : 99.9%
Latigo Wind Park	AES Distributed Energy	Monticello, UT	137 GWh	Feb 2016	Jul 2026	Wind
Spanish Fork Wind Park 2 LLC	Spanish Fork Wind Park 2, LLC	Spanish Fork, UT	38 GWh	Jun 2008	Jul 2026	Wind
Mountain Wind Power LLC	Mountain Wind Power LLC	Fort Bridger, WY	157 GWh	Jun 2008	Jul 2026	Wind
Mountain Wind Power II LLC	Mountain Wind Power II LLC	Fort Bridger, WY	190 GWh	Aug 2008	Jul 2026	Wind
Cove Mountain Solar 2	Cove Mountain Solar 2 LLC	Beryl, UT	331 GWh	Sep 2020	Jul 2026	Solar
Clover Creek Solar Community Solar	AES Distributed Energy	Mona, UT	197 GWh	Nov 2021	Jul 2026	Solar
Horseshoe Solar, LLC	Horseshoe Solar, LLC	Tooele, UT	194 GWh	Apr 2024	Jul 2026	Solar
Cedar Springs III	Cedar Springs Wind III, LLC	Douglas, WY	490 GWh	Nov 2020	Jul 2026	Wind
Milford Solar 1	Milford Solar 1, LLC	Milford, UT	256 GWh	Oct 2020	Jul 2026	Solar
Cove Mountain Solar	Cove Mountain Solar LLC	Beryl, UT	161 GWh	Oct 2020	Jul 2026	Solar
Campbell Hill Windpower	Deriva Energy	Glenrock, WY	264 GWh	Nov 2009	Jul 2026	Wind
Castle Solar, LLC	Castle Solar, LLC	Huntington, UT	107 GWh	Mar 2024	Jul 2026	Solar
Green River Energy Center - Hybrid	Green River Energy Center, LLC	Emery, UT	158 GWh	-	Jul 2026	Solar
Top of the World Windpower Project	Deriva Energy	Glenrock, WY	537 GWh	Sep 2010	Jul 2026	Wind
Foote Creek Rim	PacifiCorp	McFadden, WY	612 GWh	Nov 2024	Jul 2026	Wind
Hornshadow Solar, LLC	Hornshadow Solar, LLC	Castle Dale, UT	240 GWh	May 2025	Jul 2026	Solar
Garland Canal Power Plant	Shoshone Irrigation District	Powell, WY	10 GWh	Aug 1983	Jul 2026	Water
Elektron Solar, LLC	Elektron Solar, LLC	Grantsville, UT	211 GWh	Apr 2024	Jul 2026	Solar
Central Energy Plant USU	Utah State University	Logan, UT	26 GWh	Jul 2004	Jul 2026	Natural Gas
HTW Plant 303 COGEN	The University of Utah	Salt Lake City, UT	48 GWh	Jul 2008	Jul 2026	Natural Gas
Sinclair Oil Refinery	HF Sinclair Parco Refining LLC	Sinclair, WY	6 GWh	Dec 1924	May 2026	Natural Gas
Gem State	City of Idaho Falls - (ID)	Idaho Falls, ID	117 GWh	Oct 1988	Dec 2025	Water
Oneida	PacifiCorp	Riverdale, ID	39 GWh	Jun 1915	Dec 2025	Water
Soda	PacifiCorp	Soda Springs, ID	16 GWh	Jun 1924	Dec 2025	Water
Lower No 2	City of Idaho Falls - (ID)	Idaho Falls, ID	4 GWh	Jul 1940	Dec 2025	Water
Last Chance	PacifiCorp	Grace, ID	3 GWh	Jan 1984	Dec 2025	Water
Cutler Hydro	PacifiCorp	Collinston, UT	41 GWh	Jun 1927	Dec 2025	Water
South Milford Solar Plant	REUT Origination, LLC	Milford, UT	8 GWh	Feb 2015	Dec 2025	Solar
Bountiful City	City of Bountiful - (UT)	Bountiful, UT	31 GWh	Sep 1986	Dec 2025	Natural Gas
Brigham City	Brigham City Corporation	Brigham, UT	5 GWh	Dec 1920	Dec 2025	Water
Gateway	Weber Basin Water Conserv Dist	Mountain Green, UT	8 GWh	Jul 1958	Dec 2025	Water
Wanship	Weber Basin Water Conserv Dist	Wanship, UT	5 GWh	Jul 1958	Dec 2025	Water
Logan City	City of Logan - (UT)	Logan, UT	2 GWh	Jun 2002	Dec 2025	Natural Gas
Washington City Electric Generation	City of Washington - (UT)	Washington, UT	6 GWh	Apr 2007	Dec 2025	Natural Gas
Granite Peak Solar Plant	Evergreen Wind, LLC	Milford, UT	6 GWh	Jul 2015	Dec 2025	Solar
Murray Turbine	City of Murray - (UT)	Murray, UT	220 MWh	May 2001	Dec 2025	Natural Gas
Birch Creek Power	Birch Power Co	Terreton, ID	10 GWh	Mar 1986	Dec 2025	Water
Snowbird Power Plant	Snowbird Corporation	Snowbird, UT	15 GWh	Nov 1986	Dec 2025	Natural Gas
Mink Creek Hydro	Mink Creek Hydro Entity	Preston, ID	9 GWh	Nov 1986	Dec 2025	Water
Marsh Valley Development	Marsh Valley Development Inc	McCammon, ID	4 GWh	Mar 1993	Dec 2025	Water
Elk Basin Gasoline Plant	Contango Oil and Gas	Powell, WY	6 GWh	Dec 1947	Dec 2025	Other Gas
Dry Creek Project	Dry Creek LLC	Howe, ID	8 GWh	Nov 1987	Dec 2025	Water
TransAlta Wyoming Wind	TransAlta Wyoming Wind LLC	Evanston, WY	321 GWh	Nov 2003	Dec 2025	Wind
Power County Wind Park North	Power County Wind Park North LLC	American Falls, ID	64 GWh	Nov 2011	Dec 2025	Wind
Hurricane City Power	Hurricane City Power - (UT)	Hurricane, UT	7 GWh	Nov 1999	Dec 2025	Natural Gas : 99.9%
WE Soda Alkalai LLC	WE Soda Alkali	Green River, WY	269 GWh	May 1953	Dec 2025	Subbituminous Coal : 73.0% Natural Gas : 27.0%
Salt Palace Solar Gen Plant	Wasatch View Solar LLC	Salt Lake City, UT	1 GWh	Apr 2012	Dec 2025	Solar
Meadow Creek Project Company	Ridgeline Energy LLC	Idaho Falls, ID	292 GWh	Nov 2012	Dec 2025	Wind
Cove Fort	Ormat Cove Fort LLC	Cove Fort, UT	142 GWh	Nov 2013	Dec 2025	Geothermal
Beryl Solar Plant	Evergreen Wind, LLC	Beryl, UT	6 GWh	Jul 2015	Dec 2025	Solar
Cedar Valley Solar Plant	Evergreen Wind, LLC	Cedar City, UT	6 GWh	Nov 2015	Dec 2025	Solar
Buckhorn Solar Plant	Evergreen Wind, LLC	Paragonah, UT	5 GWh	Nov 2015	Dec 2025	Solar
Milford Flat Solar Plant	Evergreen Wind, LLC	Milford, UT	6 GWh	Jun 2015	Dec 2025	Solar
Laho Solar Plant	Evergreen Wind, LLC	Milford, UT	6 GWh	Jun 2015	Dec 2025	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#25	Arizona Public Service Company	25.9 TWh	102
#36	Idaho Power Company	14.1 TWh	169
#22	Nevada Power Company	38.7 TWh	143
#31	NorthWestern Corporation	18.4 TWh	70
#20	Public Service Company of Colorado	47.6 TWh	248
#32	Public Service Company of New Mexico	17.0 TWh	137
#51	PUD No. 1 of Douglas County	4.3 TWh	5
#39	Western Area Power Administration - Desert Southwest Region	10.5 TWh	36
#34	Western Area Power Administration - Rocky Mountain Region	14.2 TWh	206
#62	Western Area Power Administration - Upper Great Plains West	161.7 GWh	24

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#12	New York Independent System Operator	134.3 TWh	1,334
#13	Duke Energy Carolinas	113.5 TWh	578
#15	ISO New England	112.2 TWh	1,667
#16	Bonneville Power Administration	90.9 TWh	170
#17	Duke Energy Progress East	66.3 TWh	574
#18	PacifiCorp East	61.4 TWh	223
#19	Salt River Project Agricultural Improvement and Power District	60.6 TWh	51
#20	Public Service Company of Colorado	47.6 TWh	248
#21	Duke Energy Florida, Inc.	47.5 TWh	102
#22	Nevada Power Company	38.7 TWh	143