PacifiCorp East

Balancing Authority Summary Information

PacifiCorp East is ranked #18 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing Authority	PacifiCorp East
States	Colorado Idaho Montana Utah Wyoming
Last Update	Jan 2026
Annual Generation	61.2 TWh
Power Plants	216
Utilities	125
Ranked #18 out of 65 in terms of net annual generation
Ranked #10 out of 32 in terms of annual generation from coal
Power Plant Types	Coal \| 43.4% Wind \| 23.6% Natural Gas \| 17.7% Solar \| 11.5% Water \| 2% Other Fuel \| 1.8%

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Daily Net Generation for PacifiCorp East for the past 3 Years

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Jim Bridger	PacifiCorp	Point of Rocks, WY	8 TWh	Oct 1974	Oct 2025	Subbituminous Coal : 61.8% Natural Gas : 38.1%
Hunter	PacifiCorp	Castle Dale, UT	7 TWh	May 1978	Oct 2025	Bituminous Coal : 99.8%
Lake Side Power Plant	PacifiCorp	Vineyard, UT	6 TWh	Aug 2007	Oct 2025	Natural Gas
Dave Johnston	PacifiCorp	Glen Rock, WY	5 TWh	Jan 1959	Oct 2025	Subbituminous Coal : 99.9%
Huntington	PacifiCorp	Huntington, UT	4 TWh	Jun 1974	Oct 2025	Bituminous Coal : 99.9%
Currant Creek	PacifiCorp	Mona, UT	3 TWh	May 2005	Oct 2025	Natural Gas
Bonanza	Deseret Generation & Tran Coop	Vernal, UT	3 TWh	Apr 1986	Oct 2025	Bituminous Coal : 98.8% Solar : 1.1%
Naughton	PacifiCorp	Kemmerer, WY	2 TWh	Apr 1963	Oct 2025	Subbituminous Coal : 70.4% Natural Gas : 29.6%
Wyodak	PacifiCorp	Gillette, WY	2 TWh	Aug 1978	Oct 2025	Subbituminous Coal : 99.9%
TB Flats	PacifiCorp	Medicine Bow, WY	1 TWh	Sep 2021	Oct 2025	Wind
Boswell Wind	Boswell Wind, LLC	Rock River, WY	961 GWh	Nov 2024	Oct 2025	Wind
Shute Creek Facility	Exxon Mobil Production Co	Kemmerer, WY	869 GWh	Apr 2005	Oct 2025	Natural Gas : 58.0% Other Gas : 42.0%
Nebo Power Station	Utah Associated Mun Power Sys	Payson, UT	830 GWh	May 2004	Oct 2025	Natural Gas
Pryor Mountain Wind	PacifiCorp	Bridger, MT	746 GWh	Mar 2021	Oct 2025	Wind
Ekola Flats	PacifiCorp	Hanna, WY	707 GWh	Nov 2020	Oct 2025	Wind
Cedar Springs I	Cedar Springs Wind, LLC	Douglas, WY	701 GWh	Nov 2020	Oct 2025	Wind
Cedar Springs II	PacifiCorp	Douglas, WY	632 GWh	Nov 2020	Oct 2025	Wind
Foote Creek Rim	PacifiCorp	McFadden, WY	562 GWh	Nov 2024	Oct 2025	Wind
Cedar Springs III	Cedar Springs Wind III, LLC	Douglas, WY	484 GWh	Nov 2020	Oct 2025	Wind
Top of the World Windpower Project	Duke Energy Renewables Services	Glenrock, WY	457 GWh	Sep 2010	Oct 2025	Wind
Cedar Creek Wind, LLC	Cedar Creek Wind, LLC	Shelley, ID	433 GWh	Feb 2024	Oct 2025	Wind
West Valley Generation Project	Utah Municipal Power Agency	West Valley City, UT	413 GWh	Sep 2001	Oct 2025	Natural Gas
Glenrock	PacifiCorp	Glenrock, WY	401 GWh	Nov 2008	Dec 2024	Wind
Seven Mile Hill	PacifiCorp	Medicine Bow, WY	400 GWh	Nov 2008	Dec 2024	Wind
Goshen Phase II	AE Power Services LLC	Idaho Falls, ID	369 GWh	Aug 2010	Dec 2024	Wind
Dunlap	PacifiCorp	Medicine Bow, WY	366 GWh	Sep 2010	Dec 2024	Wind
Meadow Creek Project Company	Ridgeline Energy LLC	Idaho Falls, ID	325 GWh	Nov 2012	Dec 2024	Wind
Sunnyside Cogen Associates	Sunnyside Cogeneration Assoc	Sunnyside, UT	324 GWh	Jan 1993	Aug 2025	Waste/Other Coal : 99.3% Distillate Fuel Oil : 0.7%
Cove Mountain Solar 2	Cove Mountain Solar 2 LLC	Beryl, UT	322 GWh	Sep 2020	Oct 2025	Solar
TransAlta Wyoming Wind	TransAlta Wyoming Wind LLC	Evanston, WY	319 GWh	Nov 2003	Dec 2024	Wind
High Plains	PacifiCorp	Rock River, WY	274 GWh	Aug 2009	Dec 2024	Wind
Pioneer Wind Park, LLC	AES Distributed Energy	Glenrock, WY	273 GWh	Sep 2016	Dec 2024	Wind
Blundell	PacifiCorp	Milford, UT	272 GWh	Jun 1984	Dec 2024	Geothermal
Hunter Solar LLC (UT)	Hunter Solar LLC	Clawson, UT	265 GWh	Feb 2021	Oct 2025	Solar
Gadsby	PacifiCorp	Salt Lake City, UT	264 GWh	Aug 1951	Oct 2025	Natural Gas
Milford Solar 1	Milford Solar 1, LLC	Milford, UT	261 GWh	Oct 2020	Oct 2025	Solar
Genesis Alkali	Genesis Alkali, LLC	Green River, WY	259 GWh	May 1953	Dec 2024	Subbituminous Coal : 68.7% Natural Gas : 31.3%
Campbell Hill Windpower	Duke Energy Renewables Services	Glenrock, WY	254 GWh	Nov 2009	Oct 2025	Wind
Rolling Hills	PacifiCorp	Glenrock, WY	245 GWh	Dec 2008	Dec 2024	Wind
Three Peaks Power	Onward Energy	Cedar City, UT	227 GWh	Nov 2016	Oct 2025	Solar
Enterprise Solar, LLC	Clearway Renewable Operation & Maintenance LLC	Newcastle, UT	221 GWh	Jun 2016	Oct 2025	Solar
Foote Creek I	PacifiCorp	McFadden, WY	216 GWh	Mar 1999	Dec 2023	Wind
Iron Springs Solar, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	215 GWh	Jul 2016	Oct 2025	Solar
Escalante Solar II, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	213 GWh	Jul 2016	Oct 2025	Solar
Escalante Solar I, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	212 GWh	Jul 2016	Oct 2025	Solar
Elektron Solar, LLC	Elektron Solar, LLC	Grantsville, UT	212 GWh	Apr 2024	Oct 2025	Solar
Escalante Solar III, LLC	Clearway Renewable Operation & Maintenance LLC	Milford, UT	210 GWh	Jul 2016	Oct 2025	Solar
Rocket Solar, LLC	Rocket Solar, LLC	Corinne, UT	209 GWh	Jan 2024	Oct 2025	Solar
Utah Red Hills Renewable Energy Park	MN8 Energy LLC	Parowan, UT	209 GWh	Nov 2015	Dec 2024	Solar
General Chemical	Tata Chemicals Partners	Green River, WY	206 GWh	Apr 1968	Oct 2025	Bituminous Coal : 75.5% Natural Gas : 24.5%
Granite Mountain Solar East, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	205 GWh	Aug 2016	Oct 2025	Solar
Sigurd Solar LLC	Sigurd Solar LLC	Sigurd, UT	202 GWh	Apr 2021	Oct 2025	Solar
Tesoro SLC Cogeneration Plant	Tesoro Refng Marketing Co Mntn Region	Salt Lake City, UT	199 GWh	Jun 2004	Oct 2025	Natural Gas : 98.9% Other Gas : 1.1%
Clover Creek Solar Community Solar	AES Distributed Energy	Mona, UT	199 GWh	Nov 2021	Oct 2025	Solar
Horseshoe Solar, LLC	Horseshoe Solar, LLC	Tooele, UT	196 GWh	Apr 2024	Oct 2025	Solar
Graphite Solar I	Greenbacker Renewable Energy Corporation	Wellington, UT	195 GWh	May 2022	Oct 2025	Solar
Red Mesa Solar Project	NTUA Generation - Utah, LLC	Red Mesa, UT	191 GWh	Mar 2023	Oct 2025	Solar
Hornshadow Solar II, LLC	Hornshadow Solar II, LLC	Castle Dale, UT	183 GWh	-	Oct 2025	Solar
Sweetwater Solar	Onward Energy	Green River, WY	173 GWh	Nov 2018	Oct 2025	Solar
Mountain Wind Power II LLC	Mountain Wind Power II LLC	Fort Bridger, WY	169 GWh	Aug 2008	Oct 2025	Wind
Wolverine Creek	Invenergy Services LLC	Idaho Falls, ID	164 GWh	Jan 2006	Dec 2024	Wind
Cove Mountain Solar	Cove Mountain Solar LLC	Beryl, UT	160 GWh	Oct 2020	Oct 2025	Solar
Latigo Wind Park	AES Distributed Energy	Monticello, UT	154 GWh	Feb 2016	Oct 2025	Wind
Millcreek Power Generation	City of St George	St. George, UT	149 GWh	Mar 2006	Nov 2024	Natural Gas
Kennecott Power Plant	Kennecott Utah Copper	Magna, UT	149 GWh	Dec 1942	Oct 2025	Waste Heat : 76.2% Natural Gas : 23.8%
Sage Solar I-III	CI III VK I TE Partnership LLC	Randolph, UT	138 GWh	Aug 2019	Oct 2025	Solar
Mountain Wind Power LLC	Mountain Wind Power LLC	Fort Bridger, WY	138 GWh	Jun 2008	Oct 2025	Wind
Appaloosa Solar I	Greenbacker Renewable Energy Corporation	Cedar City, UT	129 GWh	Dec 2023	Oct 2025	Solar
Hornshadow Solar, LLC	Hornshadow Solar, LLC	Castle Dale, UT	126 GWh	-	Oct 2025	Solar
Granite Mountain Solar West, LLC	Clearway Renewable Operation & Maintenance LLC	Cedar City, UT	126 GWh	Aug 2016	Oct 2025	Solar
Cove Fort	Ormat Cove Fort LLC	Cove Fort, UT	121 GWh	Nov 2013	Dec 2024	Geothermal
BYU Central Heating Plant	Brigham Young University (BYU)	Provo, UT	116 GWh	Jan 2019	Dec 2024	Natural Gas
Pavant Solar, LLC	Onward Energy	Fillmore, UT	115 GWh	Nov 2015	Oct 2025	Solar
Castle Solar, LLC	Castle Solar, LLC	Huntington, UT	109 GWh	Mar 2024	Oct 2025	Solar
Gem State	City of Idaho Falls - (ID)	Idaho Falls, ID	109 GWh	Oct 1988	Dec 2024	Water
Simplot Phosphates	Simplot Phosphates LLC	Rock Springs, WY	99 GWh	Jul 1986	Oct 2025	Other Fuel : 88.4% Natural Gas : 11.6%
Grace	PacifiCorp	Grace, ID	88 GWh	Jun 1923	Dec 2024	Water
Cutler Hydro	PacifiCorp	Collinston, UT	87 GWh	Jun 1927	Dec 2024	Water
McFadden Ridge	PacifiCorp	Rock River, WY	84 GWh	Sep 2009	Dec 2024	Wind
Pavant Solar II LLC	Pavant Solar II LLC	Fillmore, UT	80 GWh	Oct 2016	Dec 2024	Solar
Power County Wind Park North	Power County Wind Park North LLC	American Falls, ID	61 GWh	Nov 2011	Dec 2024	Wind
Thermo No 1	Thermo No 1 BE 01 LLC	Milford, UT	58 GWh	Mar 2013	Dec 2024	Geothermal
Power County Wind Park South	Power County Wind Park South LLC	American Falls, ID	53 GWh	Nov 2011	Dec 2024	Wind
Jordanelle Dam Hydroelectric Project	Central Utah Water Conservancy District	Heber, UT	51 GWh	Jun 2008	Dec 2024	Water
HTW Plant 303 COGEN	The University of Utah	Salt Lake City, UT	47 GWh	Jul 2008	Oct 2025	Natural Gas
Rock Creek Wind I	Rock Creek Wind I, LLC	McFadden, WY	47 GWh	-	Oct 2025	Wind
Upper Power Plant	City of Idaho Falls - (ID)	Idaho Falls, ID	45 GWh	Aug 1982	Dec 2024	Water
Spanish Fork Wind Park 2 LLC	Spanish Fork Wind Park 2, LLC	Spanish Fork, UT	45 GWh	Jun 2008	Oct 2025	Wind
Pavant Solar III	Invenergy Services LLC	Filmore, UT	44 GWh	Nov 2016	Dec 2024	Solar
Oneida	PacifiCorp	Riverdale, ID	42 GWh	Jun 1915	Dec 2024	Water
City Power Plant	City of Idaho Falls - (ID)	Idaho Falls, ID	40 GWh	Jun 1982	Dec 2024	Water
BYUI Central Energy Facility	Brigham Young Univ Idaho	Rexburg, ID	40 GWh	Jul 2015	Oct 2025	Natural Gas
Veyo Heat Recovery Project	Utah Associated Mun Power Sys	Gunlock, UT	39 GWh	Apr 2016	Dec 2024	Waste Heat
Lower No 1	City of Idaho Falls - (ID)	Idaho Falls, ID	39 GWh	Mar 1982	Dec 2024	Water
Murray Turbine	City of Murray - (UT)	Murray, UT	37 GWh	May 2001	Dec 2024	Natural Gas
Trans-Jordan Generating Station	Energy Developments, Inc d/b/a EDL	South Jordan, UT	37 GWh	Feb 2009	Dec 2024	Landfill Gas
Ashton	PacifiCorp	Ashton, ID	33 GWh	Jun 1917	Dec 2024	Water
Bountiful City	City of Bountiful	Bountiful, UT	28 GWh	Sep 1986	Dec 2024	Natural Gas
Felt	Fall River Rural Elec Coop Inc	Felt, ID	28 GWh	Aug 1946	Dec 2024	Water
Heber City	Heber Light & Power Company	Heber City, UT	28 GWh	Nov 1990	Dec 2024	Natural Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#26	Arizona Public Service Company	24.0 TWh	92
#34	Idaho Power Company	15.3 TWh	168
#22	Nevada Power Company	37.3 TWh	139
#32	NorthWestern Corporation	18.1 TWh	69
#21	Public Service Company of Colorado	46.6 TWh	210
#35	Public Service Company of New Mexico	15.2 TWh	116
#53	PUD No. 1 of Douglas County	3.8 TWh	3
#39	Western Area Power Administration - Desert Southwest Region	9.8 TWh	33
#23	Western Area Power Administration - Rocky Mountain Region	35.2 TWh	192
#62	Western Area Power Administration - Upper Great Plains West	413.9 GWh	24

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#12	New York Independent System Operator	132.6 TWh	1,211
#13	Duke Energy Carolinas	111.6 TWh	565
#15	ISO New England	107.8 TWh	1,577
#16	Bonneville Power Administration	83.7 TWh	163
#17	Duke Energy Progress East	64.0 TWh	559
#18	PacifiCorp East	61.2 TWh	216
#19	Salt River Project Agricultural Improvement and Power District	60.1 TWh	48
#20	Duke Energy Florida, Inc.	47.2 TWh	95
#21	Public Service Company of Colorado	46.6 TWh	210
#22	Nevada Power Company	37.3 TWh	139