Southwest Power Pool

Balancing Authority Summary Information

Southwest Power Pool is ranked #5 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing Authority	Southwest Power Pool
States	Arkansas Colorado Iowa Kansas Louisiana Minnesota Missouri Montana Nebraska New Mexico North Dakota Oklahoma South Dakota Texas
Last Update	May 2025
Annual Generation	296.3 TWh
Power Plants	762
Utilities	424
Ranked #5 out of 65 in terms of net annual generation
Ranked #3 out of 34 in terms of annual generation from wind
Power Plant Types	Wind \| 36.8% Natural Gas \| 27.4% Coal \| 26.4% Nuclear \| 5.6% Water \| 3.1% Solar \| 0.5% Other Fuel \| 0.1%

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Daily Net Generation for Southwest Power Pool for the past 3 Years

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Gerald Gentleman	Nebraska Public Power District	Sutherland, NE	7 TWh	Mar 1979	Feb 2025	Subbituminous Coal : 99.5%
Canaday	Nebraska Public Power District	Lexington, NE	24 GWh	Dec 1957	Dec 2023	Natural Gas
Kearney	Nebraska Public Power District	Kearney, NE	517 MWh	Dec 1920	Sep 2023	Water
Hallam	Nebraska Public Power District	Hallam, NE	2 GWh	May 1973	Dec 2023	Distillate Fuel Oil : 95.9% Natural Gas : 4.1%
Hebron	Nebraska Public Power District	Hebron, NE	5 GWh	May 1973	Dec 2023	Distillate Fuel Oil
Mobile	Nebraska Public Power District	York, NE	59 MWh	Dec 1979	Dec 2023	Distillate Fuel Oil
Majestic 1 Wind Farm	NextEra Energy Majestic Wind	Panhandle, TX	345 GWh	Dec 2008	Dec 2023	Wind
Majestic II Wind	NextEra Energy Majestic Wind	Panhandle, TX	181 GWh	Jul 2012	Dec 2023	Wind
Breckinridge Wind Project LLC	NextEra Energy Resources Breckinridge	Enid, OK	365 GWh	Jul 2015	Dec 2023	Wind
Ensign Wind LLC	NextEra Energy Resources Ensign Wind	Montezuma, KS	483 GWh	Oct 2012	Dec 2023	Wind
Seiling Wind II	NextEra Energy Seiling Wind	Seiling, OK	353 GWh	Nov 2014	Dec 2023	Wind
Seiling Wind I	NextEra Energy Seiling Wind	Seiling, OK	720 GWh	Nov 2014	Dec 2023	Wind
Ninnescah Wind Energy, LLC	Ninnescah Wind Energy LLC	Cunningham, KS	803 GWh	Nov 2016	Feb 2025	Wind
North Bend Wind Project, LLC	North Bend Wind Project, LLC	Highmore, SD	789 GWh	Nov 2023	Feb 2025	Wind
North Fork Solar Project	North Fork Solar Project, LLC	Snyder, OK	248 GWh	-	Feb 2025	Solar
Harrison County Power Project	Northeast Texas Elec Coop, Inc	Marshall, TX	3 TWh	May 2003	Feb 2025	Natural Gas
Beethoven Wind	NorthWestern Energy - (SD)	Tripp, SD	275 GWh	Apr 2015	Dec 2023	Wind
Aberdeen CT	NorthWestern Energy - (SD)	Aberdeen, SD	44 GWh	Apr 1978	Nov 2023	Natural Gas : 99.4% Distillate Fuel Oil : 0.6%
Bob Glanzer Generating Station	NorthWestern Energy - (SD)	Huron, SD	96 GWh	Mar 2022	Dec 2023	Natural Gas
Sleeping Bear LLC	NRG Energy Gas & Wind Holdings Inc	Woodward, OK	75 GWh	Sep 2007	Dec 2023	Wind
San Juan Mesa Wind Project LLC	NRG Energy Gas & Wind Holdings Inc	Elida, NM	213 GWh	Nov 2005	Feb 2025	Wind
Wichita Plant	Occidental Chemical Corporation	Wichita, KS	66 MWh	Jul 1982	Dec 2022	Natural Gas
Wasson CO2 Removal Plant	Occidental Permian Ltd	Denver City, TX	137 GWh	Jan 1988	Dec 2023	Natural Gas
Seminole	Oklahoma Gas & Electric Co	Konowa, OK	3 TWh	Feb 1971	Feb 2025	Natural Gas
Mustang	Oklahoma Gas & Electric Co	Oklahoma City, OK	605 GWh	Apr 1950	Feb 2025	Natural Gas : 99.2% Solar : 0.8%
Tinker	Oklahoma Gas & Electric Co	Oklahoma City, OK	22 GWh	May 1971	Dec 2023	Natural Gas
Chickasaw Nation Solar Farm	Oklahoma Gas & Electric Co	Davis, OK	11 GWh	Jun 2020	Dec 2023	Solar
River Valley	Oklahoma Gas & Electric Co	Panama, OK	618 GWh	Aug 1990	Feb 2025	Subbituminous Coal : 84.5% Natural Gas : 10.8% Tire-derived Fuels : 3.9% Bituminous Coal : 0.7%
Choctaw Nation Solar Farm	Oklahoma Gas & Electric Co	Calera, OK	10 GWh	Jun 2020	Dec 2023	Solar
Sooner	Oklahoma Gas & Electric Co	Red Rock, OK	2 TWh	Oct 1979	Feb 2025	Subbituminous Coal : 99.0% Distillate Fuel Oil : 1.0%
Muskogee	Oklahoma Gas & Electric Co	Fort Gibson, OK	3 TWh	Nov 1977	Feb 2025	Natural Gas : 78.5% Subbituminous Coal : 21.5%
Covington Solar Farm	Oklahoma Gas & Electric Co	Covington, OK	18 GWh	Jan 2018	Dec 2023	Solar
Frontier	Oklahoma Gas & Electric Co	Oklahoma City, OK	737 GWh	Aug 1989	Feb 2025	Natural Gas
Horseshoe Lake	Oklahoma Gas & Electric Co	Harrah, OK	865 GWh	Mar 1958	Dec 2023	Natural Gas
Branch Solar Farm	Oklahoma Gas & Electric Co	Branch, AR	10 GWh	Sep 2021	Dec 2023	Solar
Crossroads Wind Farm	Oklahoma Gas & Electric Co	Canton, OK	306 GWh	Dec 2011	Feb 2025	Wind
Redbud Power Plant	Oklahoma Gas & Electric Co	Luther, OK	5 TWh	Apr 2004	Feb 2025	Natural Gas
OU Spirit Wind Farm	Oklahoma Gas & Electric Co	Woodward, OK	141 GWh	Nov 2009	Dec 2023	Wind
Centennial Wind Farm	Oklahoma Gas & Electric Co	Fort Supply, OK	164 GWh	Nov 2006	Dec 2023	Wind
McClain Energy Facility	Oklahoma Gas & Electric Co	Newcastle, OK	2 TWh	May 2001	Feb 2025	Natural Gas
Butterfield Solar Farm	Oklahoma Gas & Electric Co	Durant, OK	11 GWh	Feb 2022	Dec 2023	Solar
Charles D. Lamb Energy Center	Oklahoma Municipal Power Authority	Ponca City, OK	215 GWh	Mar 2015	Dec 2023	Natural Gas
Kaw Hydro	Oklahoma Municipal Power Authority	Ponca City, OK	9 GWh	Jul 1989	Dec 2023	Water
Ponca City	Oklahoma Municipal Power Authority	Ponca City, OK	31 GWh	Sep 1966	Dec 2023	Natural Gas
Oliver Wind IV	Oliver Wind IV, LLC	Hannover, ND	190 GWh	-	Feb 2025	Wind
Sarpy County	Omaha Public Power District	Bellevue, NE	162 GWh	May 1972	Dec 2023	Natural Gas : 95.7% Distillate Fuel Oil : 4.3%
North Omaha	Omaha Public Power District	Omaha, NE	1 TWh	Jun 1954	Feb 2025	Subbituminous Coal : 84.1% Natural Gas : 15.9%
Elk City Station	Omaha Public Power District	Bennington, NE	49 GWh	Mar 2002	Dec 2023	Landfill Gas
Cass County	Omaha Public Power District	Plattsmouth, NE	210 GWh	Apr 2003	Dec 2023	Natural Gas
Nebraska City	Omaha Public Power District	Nebraska City, NE	6 TWh	Mar 1979	Feb 2025	Subbituminous Coal : 99.6%
Jones Street	Omaha Public Power District	Omaha, NE	11 GWh	May 1973	Dec 2023	Distillate Fuel Oil
Oneta Energy Center	Oneta Power LLC	Broken Arrow, OK	6 TWh	Jun 2002	Feb 2025	Natural Gas
Middle Daisy	Onyx Asset Services Group	Lovington, NM	7 GWh	Oct 2017	Dec 2023	Solar
Corvias - Fort Riley II	Onyx Asset Services Group	Fort Riley, KS	2 GWh	Jan 2022	Dec 2023	Solar
Engineered Carbons Borger Cogen	Orion Engineered Carbons	Borger, TX	40 GWh	Sep 1982	Dec 2023	Other Gas : 99.5%
OREG 1 Inc	Ormat Nevada Inc	Culbertson, MT	146 GWh	Jun 2006	Feb 2025	Waste Heat
OREG 2 Inc	Ormat Nevada Inc	Culbertson, MT	110 GWh	Nov 2008	Feb 2025	Waste Heat
Osborn Wind Energy	Osborn Wind Energy LLC	Stewartsville, MO	722 GWh	Nov 2016	Feb 2025	Wind
Osceola Windpower LLC	Osceola Windpower LLC	Harris, IA	417 GWh	Jun 2008	Feb 2025	Wind
Ozarks Natural Energy Community Solar	Ozarks Electric Coop Corp - (AR)	Springdale, AR	1 GWh	Mar 2016	Dec 2023	Solar
Palmer's Creek Wind Farm, LLC	Palmer's Creek Wind Farm, LLC	Granite Falls, MN	134 GWh	Nov 2018	Feb 2025	Wind
Palo Duro Wind	Palo Duro Wind	Perryton, TX	921 GWh	Nov 2014	Feb 2025	Wind
Pantex	Pantex (NNSA)	Amarillo, TX	24 GWh	May 2014	Jan 2025	Wind
Post Rock Wind Power Project, LLC	Pattern Operators LP	Ellsworth, KS	387 GWh	Aug 2012	Feb 2025	Wind
Perennial Windfarm	Perennial Wind, LLC	Fairmont, NE	33 GWh	Jun 2018	Dec 2023	Wind
Pleasant Hill Wind Energy Project	Pleasant Hill Wind Energy LLC	Lorenzo, TX	32 GWh	Sep 2015	Dec 2023	Wind
Plum Creek Wind Project (NE)	Plum Creek Wind, LLC	Winside, NE	860 GWh	May 2020	Feb 2025	Wind
POET Bioprocessing- Mitchell	POET Bioprocessing- Mitchell	Mitchell, SD	18 GWh	Sep 2021	Dec 2023	Natural Gas
Polk County Renewables, LLC	Polk County Renewables, LLC	Osceola, NE	8 GWh	Nov 2018	Dec 2023	Wind
Ponderosa Wind II	Ponderosa Wind II, LLC	Balko, OK	104 GWh	-	Feb 2025	Wind
Ponderosa Wind Energy Center	Ponderosa Wind, LLC	Beaver, OK	951 GWh	Oct 2020	Feb 2025	Wind
Beloit Solar LLC	PPM Solar LLC	Beloit, KS	5 GWh	May 2022	Dec 2023	Solar
Prairie Queen Wind Farm	Prairie Queen Wind Farm LLC	Moran, KS	572 GWh	Apr 2019	Feb 2025	Wind
Pratt Wind, LLC	Pratt Wind, LLC	Andover, KS	922 GWh	Nov 2018	Feb 2025	Wind
Tulsa	Public Service Co of Oklahoma	Tulsa, OK	214 GWh	Oct 1956	Dec 2023	Natural Gas
Northeastern	Public Service Co of Oklahoma	Oologah, OK	4 TWh	Mar 1961	Jan 2025	Natural Gas : 68.3% Subbituminous Coal : 31.7%
Southwestern	Public Service Co of Oklahoma	Anadarko, OK	1 TWh	Jun 1952	Dec 2023	Natural Gas
Comanche (OK)	Public Service Co of Oklahoma	Lawton, OK	512 GWh	Apr 1962	Dec 2023	Natural Gas
Riverside (OK)	Public Service Co of Oklahoma	Jenks, OK	1 TWh	Mar 1974	Feb 2025	Natural Gas
Weleetka	Public Service Co of Oklahoma	Weleetka, OK	7 GWh	Sep 1963	Dec 2023	Natural Gas : 99.9%
Sundance Wind Project, LLC	Public Service Co of Oklahoma	Alva, OK	642 GWh	Mar 2021	Feb 2025	Wind
Maverick Wind Project, LLC	Public Service Co of Oklahoma	Meno, OK	934 GWh	Aug 2021	Feb 2025	Wind
Rock Falls Wind Farm LLC	Public Service Co of Oklahoma	Braman, OK	517 GWh	Nov 2017	Feb 2025	Wind
Ralls Wind Farm	Ralls Wind Farm LLC	Ralls, TX	11 GWh	Jun 2011	Dec 2023	Wind
Rattlesnake Creek Wind Project	Rattlesnake Creek Wind Project, LLC	Dixon, NE	980 GWh	Nov 2018	Feb 2025	Wind
Red Dirt Wind Project	Red Dirt Wind Project, LLC	Hennessy, OK	764 GWh	Nov 2017	Feb 2025	Wind
Redbed Plains Wind Farm	Redbed Plains Wind Farm LLC	Tuttle, OK	364 GWh	Jun 2017	Feb 2025	Wind
Rock Rapids	Rock Rapids Municipal Utility	Rock Rapids, IA	13 MWh	Mar 1968	Dec 2023	Distillate Fuel Oil
Rockhaven Wind Project, LLC	Rockhaven Wind Project, LLC	Hennepin, OK	499 GWh	Nov 2021	Feb 2025	Wind
Rocky Ridge Wind Project	Rocky Ridge Wind Project LLC	Hobart, OK	364 GWh	May 2012	Dec 2023	Wind
Roswell Solar, LLC	Roswell Solar, LLC	Roswell, NM	147 GWh	Jul 2016	Feb 2025	Solar
Rush Springs Wind	Rush Springs Wind Project	Marlow, OK	913 GWh	Nov 2016	Feb 2025	Wind
Boiling Springs Wind Farm	RWE Renewables Americas, LLC	Woodward, OK	608 GWh	Nov 2020	Feb 2025	Wind
Seven Cowboy Wind Project, LLC	Seven Cowboy Wind Project, LLC	Gage, OK	1 TWh	Feb 2023	Feb 2025	Wind
Seward Wind Farm	Seward Wind LLC	Seward, NE	7 GWh	Nov 2017	Dec 2023	Wind
Sholes Wind Energy Center	Sholes Wind Energy Center, LLC	Randolph, NE	727 GWh	Oct 2019	Feb 2025	Wind
Shooting Star	Shooting Star Power Partners, LLC	Mullinville, KS	192 GWh	Aug 2012	Dec 2023	Wind
Borger Plant	Sid Richardson Carbon Ltd	Borger, TX	46 GWh	Jan 1985	Dec 2023	Blast Furnace Gas : 77.0% Natural Gas : 23.0%
Skeleton Creek Energy Center Hybrid	Skeleton Creek Energy Center	Carrier, OK	962 GWh	Nov 2020	Feb 2025	Wind
Smoky Hills Wind Project Phase I	Smoky Hills Wind Farm I LLC	Lincoln, KS	272 GWh	Dec 2007	Dec 2023	Wind

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#26	Associated Electric Cooperative, Inc.	22.9 TWh	47
#46	El Paso Electric Company	6.7 TWh	31
#3	Electric Reliability Council of Texas, Inc.	474.5 TWh	1,139
#2	Midcontinent Independent System Operator, Inc.	645.5 TWh	2,653
#20	Public Service Company of Colorado	48.6 TWh	201
#35	Public Service Company of New Mexico	15.1 TWh	108
#51	Southwestern Power Administration	4.2 TWh	31
#8	Tennessee Valley Authority	158.9 TWh	170
#23	Western Area Power Administration - Rocky Mountain Region	35.8 TWh	170
#64	Western Area Power Administration - Upper Great Plains West	471.1 GWh	24

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#2	Midcontinent Independent System Operator, Inc.	645.5 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	474.5 TWh	1,139
#5	Southwest Power Pool	296.3 TWh	762
#6	Southern Company Services, Inc. - Trans	252.3 TWh	393
#7	California Independent System Operator	189.5 TWh	1,943
#8	Tennessee Valley Authority	158.9 TWh	170
#10	Florida Power & Light Co.	148.5 TWh	159
#12	New York Independent System Operator	130.9 TWh	1,100
#13	Duke Energy Carolinas	111.3 TWh	556
#15	ISO New England	103.6 TWh	1,487