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
Wyodak	PacifiCorp	Gillette, WY	2 TWh	Aug 1978	Jun 2026	Subbituminous Coal : 99.9%
Wolverine Creek	Invenergy Services LLC	Idaho Falls, ID	144 GWh	Jan 2006	Dec 2025	Wind
Whitehead	City of Springville - (UT)	Springville, UT	11 GWh	Jul 1986	Dec 2025	Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
West Valley Generation Project	Utah Municipal Power Agency	West Valley City, UT	354 GWh	Sep 2001	Jun 2026	Natural Gas
WE Soda Alkalai LLC	WE Soda Alkali	Green River, WY	259 GWh	May 1953	Dec 2024	Subbituminous Coal : 68.7% Natural Gas : 31.3%
Washington City Electric Generation	City of Washington - (UT)	Washington, UT	6 GWh	Apr 2007	Dec 2025	Natural Gas
Wanship	Weber Basin Water Conserv Dist	Wanship, UT	5 GWh	Jul 1958	Dec 2025	Water
Veyo Heat Recovery Project	Utah Associated Mun Power Sys	Gunlock, UT	10 GWh	Apr 2016	Dec 2025	Waste Heat
Utah Red Hills Renewable Energy Park	MN8 Energy LLC	Parowan, UT	208 GWh	Nov 2015	Dec 2025	Solar
Upper Power Plant	City of Idaho Falls - (ID)	Idaho Falls, ID	45 GWh	Aug 1982	Dec 2025	Water
Upper Beaver	Beaver City Corporation	Beaver, UT	8 GWh	Jul 1907	Jun 2025	Water
TransAlta Wyoming Wind	TransAlta Wyoming Wind LLC	Evanston, WY	321 GWh	Nov 2003	Dec 2025	Wind
Trans-Jordan Generating Station	Energy Developments, Inc d/b/a EDL	South Jordan, UT	35 GWh	Feb 2009	Dec 2025	Landfill Gas
Top of the World Windpower Project	Duke Energy Renewables Services	Glenrock, WY	542 GWh	Sep 2010	Jun 2026	Wind
Three Peaks Power	Onward Energy	Cedar City, UT	230 GWh	Nov 2016	Jun 2026	Solar
Thermo No 1	Thermo No 1 BE 01 LLC	Milford, UT	56 GWh	Mar 2013	Dec 2025	Geothermal
Tesoro SLC Cogeneration Plant	Tesoro Refng Marketing Co Mntn Region	Salt Lake City, UT	202 GWh	Jun 2004	Jun 2026	Natural Gas
TB Flats	PacifiCorp	Medicine Bow, WY	1 TWh	Sep 2021	Jun 2026	Wind
Sweetwater Solar	Onward Energy	Green River, WY	174 GWh	Nov 2018	Jun 2026	Solar
Sunnyside Cogen Associates	Sunnyside Cogeneration Assoc	Sunnyside, UT	324 GWh	Jan 1993	Aug 2025	Waste/Other Coal : 99.3% Distillate Fuel Oil : 0.7%
Stairs	PacifiCorp	Salt Lake City, UT	4 GWh	Jun 1912	Dec 2025	Water
St George Red Rock	City of St George - (UT)	St George, UT	12 MWh	Apr 1987	Dec 2025	Distillate Fuel Oil
Spanish Fork Wind Park 2 LLC	Spanish Fork Wind Park 2, LLC	Spanish Fork, UT	39 GWh	Jun 2008	Jun 2026	Wind
Spanish Fork Community Solar	Utah Municipal Power Agency	Spanish Fork, UT	7 GWh	Jun 2021	Dec 2025	Solar
Spanish Fork	Strawberry Water Users Assn	Spanish Fork, UT	14 GWh	Sep 1937	Dec 2024	Water
South Milford Solar Plant	REUT Origination, LLC	Milford, UT	8 GWh	Feb 2015	Dec 2025	Solar
Solomon Generating Facility	Deseret Generation & Tran Coop	St. George, UT	21 GWh	Jun 2022	Dec 2025	Natural Gas
Soda	PacifiCorp	Soda Springs, ID	16 GWh	Jun 1924	Dec 2025	Water
Snowbird Power Plant	Snowbird Corporation	Snowbird, UT	15 GWh	Nov 1986	Dec 2025	Natural Gas
Snake Creek	Heber Light & Power Company	Midway, UT	4 GWh	Jun 1910	Nov 2025	Water
Sinclair Oil Refinery	HF Sinclair Parco Refining LLC	Sinclair, WY	6 GWh	Dec 1924	May 2026	Natural Gas
Simplot Phosphates	Simplot Phosphates LLC	Rock Springs, WY	100 GWh	Jul 1986	Jun 2026	Other Fuel : 90.5% Natural Gas : 9.5%
Sigurd Solar LLC	Sigurd Solar LLC	Sigurd, UT	212 GWh	Apr 2021	Jun 2026	Solar
Shute Creek Facility	Exxon Mobil Production Co	Kemmerer, WY	832 GWh	Apr 2005	Jun 2026	Natural Gas : 61.5% Other Gas : 38.5%
Seven Mile Hill	PacifiCorp	Hanna, WY	458 GWh	Nov 2008	Dec 2025	Wind
Salt Palace Solar Gen Plant	Wasatch View Solar LLC	Salt Lake City, UT	1 GWh	Apr 2012	Dec 2025	Solar
Salt Lake Energy Systems	NextEra Renewable Fuels, LLC	Salt Lake City, UT	13 GWh	May 2006	Dec 2025	Landfill Gas
Sage Solar I-III	CI III VK I TE Partnership LLC	Randolph, UT	138 GWh	Aug 2019	Jun 2026	Solar
Rolling Hills	PacifiCorp	Glenrock, WY	295 GWh	Dec 2008	Dec 2025	Wind
Rocket Solar, LLC	Rocket Solar, LLC	Corinne, UT	211 GWh	Jan 2024	Jun 2026	Solar
Rock Creek Wind	PacifiCorp	McFadden, WY	566 GWh	Aug 2025	Jun 2026	Wind
Red Mesa Solar Project	NTUA Generation - Utah, LLC	Red Mesa, UT	184 GWh	Mar 2023	Jun 2026	Solar
Quichapa 3	Quichapa 3 LLC	Cedar City, UT	7 GWh	Nov 2016	Dec 2025	Solar
Quichapa 2	Quichapa 2 LLC	Cedar City, UT	8 GWh	Nov 2016	Dec 2025	Solar
Quichapa 1	Quichapa 1 LLC	Cedar City, UT	7 GWh	Nov 2016	Dec 2025	Solar
Quail Creek Hydro Plant #1	Washington Cnty Wtr Consv Dist	Hurricane, UT	7 GWh	May 1985	Jun 2026	Water
Pryor Mountain Wind	PacifiCorp	Bridger, MT	723 GWh	Mar 2021	Jun 2026	Wind
Provo Power Plant	Utah Municipal Power Agency	Provo, UT	4 GWh	Dec 2017	Dec 2025	Natural Gas
Power County Wind Park South	Power County Wind Park South LLC	American Falls, ID	57 GWh	Nov 2011	Dec 2025	Wind
Power County Wind Park North	Power County Wind Park North LLC	American Falls, ID	64 GWh	Nov 2011	Dec 2025	Wind
Pioneer Wind Park, LLC	AES Distributed Energy	Glenrock, WY	253 GWh	Sep 2016	Dec 2025	Wind
Pioneer	PacifiCorp	Ogden, UT	10 GWh	May 1910	Oct 2025	Water
Pine View Dam	City of Bountiful - (UT)	Ogden, UT	3 GWh	May 1991	Apr 2025	Water
Payson	Payson City Corporation	Payson, UT	6 MWh	May 1988	Dec 2025	Natural Gas : 83.0% Distillate Fuel Oil : 17.0%
Pavant Solar, LLC	Onward Energy	Fillmore, UT	115 GWh	Nov 2015	Jun 2026	Solar
Pavant Solar III	Invenergy Services LLC	Filmore, UT	44 GWh	Nov 2016	Dec 2025	Solar
Pavant Solar II LLC	Pavant Solar II LLC	Fillmore, UT	86 GWh	Oct 2016	Dec 2025	Solar
Oneida	PacifiCorp	Riverdale, ID	39 GWh	Jun 1915	Dec 2025	Water
Nebo Power Station	Utah Associated Mun Power Sys	Payson, UT	586 GWh	May 2004	Jun 2026	Natural Gas
Naughton	PacifiCorp	Kemmerer, WY	2 TWh	Apr 1963	Jun 2026	Subbituminous Coal : 57.4% Natural Gas : 42.6%
Murray Turbine	City of Murray - (UT)	Murray, UT	220 MWh	May 2001	Dec 2025	Natural Gas
Mountain Wind Power LLC	Mountain Wind Power LLC	Fort Bridger, WY	161 GWh	Jun 2008	Jun 2026	Wind
Mountain Wind Power II LLC	Mountain Wind Power II LLC	Fort Bridger, WY	195 GWh	Aug 2008	Jun 2026	Wind
Mink Creek Hydro	Mink Creek Hydro Entity	Preston, ID	9 GWh	Nov 1986	Dec 2025	Water
Millcreek Power Generation	City of St George - (UT)	St. George, UT	145 GWh	Mar 2006	Dec 2025	Natural Gas
Milford Solar 1	Milford Solar 1, LLC	Milford, UT	261 GWh	Oct 2020	Jun 2026	Solar
Milford Flat Solar Plant	Evergreen Wind, LLC	Milford, UT	6 GWh	Jun 2015	Dec 2025	Solar
Milford 2	SunE DB24 LLC	Milford, UT	7 GWh	Nov 2015	Dec 2025	Solar
Meadow Creek Project Company	Ridgeline Energy LLC	Idaho Falls, ID	292 GWh	Nov 2012	Dec 2025	Wind
McFadden Ridge	PacifiCorp	Rock River, WY	105 GWh	Sep 2009	Dec 2025	Wind
Marsh Valley Development	Marsh Valley Development Inc	McCammon, ID	4 GWh	Mar 1993	Dec 2025	Water
Manti Lower	City of Manti - (UT)	Manti, UT	1 GWh	Dec 1988	Aug 2025	Water
Lower No 2	City of Idaho Falls - (ID)	Idaho Falls, ID	4 GWh	Jul 1940	Dec 2025	Water
Lower No 1	City of Idaho Falls - (ID)	Idaho Falls, ID	42 GWh	Mar 1982	Dec 2025	Water
Logan City	City of Logan - (UT)	Logan, UT	2 GWh	Jun 2002	Dec 2025	Natural Gas
Little Cottonwood	City of Murray - (UT)	Sandy, UT	9 GWh	Mar 1983	Sep 2025	Water
Latigo Wind Park	AES Distributed Energy	Monticello, UT	142 GWh	Feb 2016	Jun 2026	Wind
Last Chance	PacifiCorp	Grace, ID	3 GWh	Jan 1984	Dec 2025	Water
Lake Side Power Plant	PacifiCorp	Vineyard, UT	6 TWh	Aug 2007	Jun 2026	Natural Gas
Lake Creek Dam	Heber Light & Power Company	Heber City, UT	3 GWh	Apr 1981	Oct 2025	Water
Laho Solar Plant	Evergreen Wind, LLC	Milford, UT	6 GWh	Jun 2015	Dec 2025	Solar
Kettle Butte Digester, LLC	Kettle Butte Digester, LLC	Roberts, ID	9 GWh	Apr 2011	Dec 2024	Other Biomass Gas
Kennecott Power Plant	Kennecott Utah Copper	Magna, UT	133 GWh	Dec 1942	Jun 2026	Waste Heat : 79.8% Natural Gas : 20.2%
Jordanelle Dam Hydroelectric Project	Central Utah Water Conservancy District	Heber, UT	49 GWh	Jun 2008	Dec 2025	Water
Jim Bridger	PacifiCorp	Point of Rocks, WY	7 TWh	Oct 1974	Jun 2026	Subbituminous Coal : 59.9% Natural Gas : 40.0%
Iron Springs Solar, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	221 GWh	Jul 2016	Jun 2026	Solar
Hydro Plant No 3	City of Ephraim - (UT)	east of Ephraim, UT	5 GWh	Aug 1984	Dec 2024	Water
Hydro II	City of Logan - (UT)	Logan, UT	16 GWh	Feb 1986	Dec 2025	Water
Hurricane City Power	Hurricane City Power - (UT)	Hurricane, UT	7 GWh	Nov 1999	Dec 2025	Natural Gas : 99.9%
Huntington	PacifiCorp	Huntington, UT	4 TWh	Jun 1974	Jun 2026	Bituminous Coal
Hunter Solar LLC (UT)	Hunter Solar LLC	Clawson, UT	247 GWh	Feb 2021	Jun 2026	Solar
Hunter	PacifiCorp	Castle Dale, UT	6 TWh	May 1978	Jun 2026	Bituminous Coal : 99.8%
HTW Plant 303 COGEN	The University of Utah	Salt Lake City, UT	48 GWh	Jul 2008	Jun 2026	Natural Gas
Horseshoe Solar, LLC	Horseshoe Solar, LLC	Tooele, UT	196 GWh	Apr 2024	Jun 2026	Solar
Hornshadow Solar, LLC	Hornshadow Solar, LLC	Castle Dale, UT	252 GWh	May 2025	Jun 2026	Solar
Hornshadow Solar II, LLC	Hornshadow Solar II, LLC	Castle Dale, UT	456 GWh	Jun 2025	Jun 2026	Solar
Hill AFB LFG Facility, Bldg #737	Ameresco Federal Solutions	Hill AFB, UT	8 GWh	Dec 2004	Dec 2024	Landfill Gas
High Plains	PacifiCorp	Rock River, WY	341 GWh	Aug 2009	Dec 2025	Wind
Heber City	Heber Light & Power Company	Heber City, UT	17 GWh	Nov 1990	Dec 2025	Natural Gas
Gunnison Solar	Altus Power America Management, LLC	Gunnison, UT	4 GWh	Aug 2022	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