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	Jan 2026
Annual Generation	301.5 TWh
Power Plants	835
Utilities	440
Ranked #5 out of 65 in terms of net annual generation
Ranked #3 out of 32 in terms of annual generation from wind
Power Plant Types	Wind \| 36.8% Coal \| 28.8% Natural Gas \| 25.1% Nuclear \| 5.4% Water \| 2.9% Solar \| 0.8% Other Fuel \| 0.2%

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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
Waynesville Solar Farm (MO)	Missouri Jnt Muni.Pwr Elec. Ut. Comm.	Waynesville, MO	5 GWh	Jul 2016	Dec 2024	Solar
Fayetteville Public Schools (Ozarks)	Nabholz Solar FPS Ozarks, LLC	Elkins, AR	2 GWh	May 2023	Dec 2024	Solar
Ainsworth Wind	Nebraska Public Power District	Ainsworth, NE	61 GWh	Sep 2005	Dec 2024	Wind
Cooper Nuclear Station	Nebraska Public Power District	Brownville, NE	7 TWh	Feb 1974	Oct 2025	Nuclear
Sheldon	Nebraska Public Power District	Hallam, NE	683 GWh	Dec 1960	Oct 2025	Subbituminous Coal : 99.6%
Beatrice	Nebraska Public Power District	Beatrice, NE	590 GWh	Dec 2004	Sep 2024	Natural Gas
Gerald Gentleman	Nebraska Public Power District	Sutherland, NE	7 TWh	Mar 1979	Oct 2025	Subbituminous Coal : 99.5% Natural Gas : 0.5%
North Platte	Nebraska Public Power District	North Platte, NE	65 GWh	Dec 1934	Dec 2024	Water
Mobile	Nebraska Public Power District	York, NE	45 MWh	Dec 1979	Dec 2024	Distillate Fuel Oil
McCook	Nebraska Public Power District	McCook, NE	4 GWh	May 1973	Dec 2024	Distillate Fuel Oil
Hallam	Nebraska Public Power District	Hallam, NE	3 GWh	May 1973	Dec 2024	Distillate Fuel Oil : 71.2% Natural Gas : 28.8%
Canaday	Nebraska Public Power District	Lexington, NE	36 GWh	Dec 1957	Dec 2024	Natural Gas
Kearney	Nebraska Public Power District	Kearney, NE	416 MWh	Dec 1920	Sep 2024	Water
Hebron	Nebraska Public Power District	Hebron, NE	5 GWh	May 1973	Dec 2024	Distillate Fuel Oil
Majestic 1 Wind Farm	NextEra Energy Majestic Wind	Panhandle, TX	365 GWh	Dec 2008	Dec 2024	Wind
Majestic II Wind	NextEra Energy Majestic Wind	Panhandle, TX	157 GWh	Jul 2012	Dec 2024	Wind
Breckinridge Wind Project LLC	NextEra Energy Resources Breckinridge	Enid, OK	362 GWh	Jul 2015	Dec 2024	Wind
Ensign Wind LLC	NextEra Energy Resources Ensign Wind	Montezuma, KS	464 GWh	Oct 2012	Dec 2024	Wind
Seiling Wind II	NextEra Energy Seiling Wind	Seiling, OK	356 GWh	Nov 2014	Dec 2024	Wind
Seiling Wind I	NextEra Energy Seiling Wind	Seiling, OK	669 GWh	Nov 2014	Dec 2024	Wind
Ninnescah Wind Energy, LLC	Ninnescah Wind Energy LLC	Cunningham, KS	790 GWh	Nov 2016	Oct 2025	Wind
North Bend Wind Project, LLC	North Bend Wind Project, LLC	Highmore, SD	885 GWh	Nov 2023	Oct 2025	Wind
North Fork Solar Project	North Fork Solar Project, LLC	Snyder, OK	284 GWh	Apr 2024	Oct 2025	Solar
Harrison County Power Project	Northeast Texas Elec Coop, Inc	Marshall, TX	3 TWh	May 2003	Oct 2025	Natural Gas
Beethoven Wind	NorthWestern Energy - (SD)	Tripp, SD	303 GWh	Apr 2015	Dec 2024	Wind
Bob Glanzer Generating Station	NorthWestern Energy - (SD)	Huron, SD	104 GWh	Mar 2022	Dec 2024	Natural Gas
Aberdeen CT	NorthWestern Energy - (SD)	Aberdeen, SD	30 GWh	Apr 1978	Dec 2024	Natural Gas : 93.2% Distillate Fuel Oil : 6.8%
Sleeping Bear LLC	NRG Energy Gas & Wind Holdings Inc	Woodward, OK	63 GWh	Sep 2007	Dec 2024	Wind
San Juan Mesa Wind Project LLC	NRG Energy Gas & Wind Holdings Inc	Elida, NM	245 GWh	Nov 2005	Oct 2025	Wind
Wasson CO2 Removal Plant	Occidental Permian Ltd	Denver City, TX	146 GWh	Jan 1988	Dec 2024	Natural Gas
Covington Solar Farm	Oklahoma Gas & Electric Co	Covington, OK	19 GWh	Jan 2018	Dec 2024	Solar
Choctaw Nation Solar Farm	Oklahoma Gas & Electric Co	Calera, OK	9 GWh	Jun 2020	Dec 2024	Solar
River Valley	Oklahoma Gas & Electric Co	Panama, OK	436 GWh	Aug 1990	Oct 2025	Subbituminous Coal : 90.2% Tire-derived Fuels : 5.2% Natural Gas : 4.4%
Chickasaw Nation Solar Farm	Oklahoma Gas & Electric Co	Davis, OK	11 GWh	Jun 2020	Dec 2024	Solar
Tinker	Oklahoma Gas & Electric Co	Oklahoma City, OK	31 GWh	May 1971	Dec 2024	Natural Gas
Butterfield Solar Farm	Oklahoma Gas & Electric Co	Durant, OK	11 GWh	Feb 2022	Dec 2024	Solar
OU Spirit Wind Farm	Oklahoma Gas & Electric Co	Woodward, OK	136 GWh	Nov 2009	Dec 2024	Wind
Crossroads Wind Farm	Oklahoma Gas & Electric Co	Canton, OK	348 GWh	Dec 2011	Oct 2025	Wind
Frontier	Oklahoma Gas & Electric Co	Oklahoma City, OK	576 GWh	Aug 1989	Oct 2025	Natural Gas
Redbud Power Plant	Oklahoma Gas & Electric Co	Luther, OK	5 TWh	Apr 2004	Oct 2025	Natural Gas
McClain Energy Facility	Oklahoma Gas & Electric Co	Newcastle, OK	1 TWh	May 2001	Oct 2025	Natural Gas
Horseshoe Lake	Oklahoma Gas & Electric Co	Harrah, OK	615 GWh	Mar 1958	Dec 2024	Natural Gas
Muskogee	Oklahoma Gas & Electric Co	Fort Gibson, OK	3 TWh	Nov 1977	Oct 2025	Subbituminous Coal : 50.3% Natural Gas : 49.7%
Branch Solar Farm	Oklahoma Gas & Electric Co	Branch, AR	10 GWh	Sep 2021	Dec 2024	Solar
Mustang	Oklahoma Gas & Electric Co	Oklahoma City, OK	472 GWh	Apr 1950	Oct 2025	Natural Gas : 99.1% Solar : 0.9%
Sooner	Oklahoma Gas & Electric Co	Red Rock, OK	3 TWh	Oct 1979	Oct 2025	Subbituminous Coal : 99.0% Distillate Fuel Oil : 1.0%
Seminole (OK)	Oklahoma Gas & Electric Co	Konowa, OK	2 TWh	Feb 1971	Oct 2025	Natural Gas
Centennial Wind Farm	Oklahoma Gas & Electric Co	Fort Supply, OK	170 GWh	Nov 2006	Dec 2024	Wind
Charles D. Lamb Energy Center	Oklahoma Municipal Power Authority	Ponca City, OK	212 GWh	Mar 2015	Dec 2024	Natural Gas
Ponca City	Oklahoma Municipal Power Authority	Ponca City, OK	23 GWh	Sep 1966	Dec 2024	Natural Gas
Kaw Hydro	Oklahoma Municipal Power Authority	Ponca City, OK	29 GWh	Jul 1989	Dec 2024	Water
Oliver Wind IV	Oliver Wind IV, LLC	Hannover, ND	691 GWh	Nov 2024	Oct 2025	Wind
Elk City Station	Omaha Public Power District	Bennington, NE	46 GWh	Mar 2002	Dec 2024	Landfill Gas
Cass County	Omaha Public Power District	Plattsmouth, NE	202 GWh	Apr 2003	Dec 2024	Natural Gas
Nebraska City	Omaha Public Power District	Nebraska City, NE	7 TWh	Mar 1979	Oct 2025	Subbituminous Coal : 99.6%
Turtle Creek	Omaha Public Power District	Springfield, NE	388 GWh	-	Oct 2025	Natural Gas : 92.2% Distillate Fuel Oil : 7.8%
Jones Street	Omaha Public Power District	Omaha, NE	16 GWh	May 1973	Dec 2024	Distillate Fuel Oil
Sarpy County	Omaha Public Power District	Bellevue, NE	192 GWh	May 1972	Dec 2024	Natural Gas : 97.3% Distillate Fuel Oil : 2.7%
North Omaha	Omaha Public Power District	Omaha, NE	2 TWh	Jun 1954	Oct 2025	Subbituminous Coal : 90.6% Natural Gas : 9.4%
Oneta Energy Center	Oneta Power LLC	Broken Arrow, OK	5 TWh	Jun 2002	Oct 2025	Natural Gas
Corvias - Fort Riley II	Onyx Asset Services Group	Fort Riley, KS	2 GWh	Jan 2022	Dec 2024	Solar
Middle Daisy	Onyx Asset Services Group	Lovington, NM	13 GWh	Oct 2017	Dec 2024	Solar
Engineered Carbons Borger Cogen	Orion Engineered Carbons	Borger, TX	80 GWh	Sep 1982	Dec 2024	Other Gas : 99.5%
OREG 1 Inc	Ormat Nevada Inc	Culbertson, MT	141 GWh	Jun 2006	Oct 2025	Waste Heat
OREG 2 Inc	Ormat Nevada Inc	Culbertson, MT	123 GWh	Nov 2008	Oct 2025	Waste Heat
Osborn Wind Energy	Osborn Wind Energy LLC	Stewartsville, MO	666 GWh	Nov 2016	Oct 2025	Wind
Osceola Windpower LLC	Osceola Windpower LLC	Harris, IA	385 GWh	Jun 2008	Oct 2025	Wind
Ozarks Natural Energy Community Solar	Ozarks Electric Coop Corp - (AR)	Springdale, AR	935 MWh	Mar 2016	Dec 2024	Solar
Palmer's Creek Wind Farm, LLC	Palmer's Creek Wind Farm, LLC	Granite Falls, MN	131 GWh	Nov 2018	Oct 2025	Wind
Palo Duro Wind	Palo Duro Wind	Perryton, TX	757 GWh	Nov 2014	Oct 2025	Wind
Pantex	Pantex (NNSA)	Amarillo, TX	10 GWh	May 2014	Oct 2025	Wind
Post Rock Wind Power Project, LLC	Pattern Operators LP	Ellsworth, KS	406 GWh	Aug 2012	Oct 2025	Wind
Little Dixie	Peoples Electric Cooperative	Centrahoma, OK	58 GWh	Jun 2019	Dec 2024	Natural Gas
Buzzard Flop	Peoples Electric Cooperative	Calvin, OK	25 GWh	Mar 2023	Dec 2024	Natural Gas
Centrahoma East	Peoples Electric Cooperative	Centrahoma, OK	87 GWh	Jun 2019	Dec 2024	Natural Gas
Centrahoma West	Peoples Electric Cooperative	Centrahoma, OK	93 GWh	Jun 2019	Dec 2024	Natural Gas
Stuart (OK)	Peoples Electric Cooperative	McAlester, OK	22 GWh	Mar 2023	Dec 2024	Natural Gas
Perennial Windfarm	Perennial Wind, LLC	Fairmont, NE	30 GWh	Jun 2018	Dec 2024	Wind
Pixley Solar Energy	Pixley Solar Energy LLC	Pixley, KS	250 GWh	-	Oct 2025	Solar
Pleasant Hill Wind Energy Project	Pleasant Hill Wind Energy LLC	Lorenzo, TX	40 GWh	Sep 2015	Dec 2024	Wind
Plum Creek Wind Project (NE)	Plum Creek Wind, LLC	Winside, NE	820 GWh	May 2020	Oct 2025	Wind
POET Bioprocessing- Mitchell	POET Bioprocessing- Mitchell	Mitchell, SD	20 GWh	Sep 2021	Dec 2024	Natural Gas
Polk County Renewables, LLC	Polk County Renewables, LLC	Osceola, NE	12 GWh	Nov 2018	Dec 2024	Wind
Ponderosa Wind II	Ponderosa Wind II, LLC	Balko, OK	429 GWh	Nov 2024	Oct 2025	Wind
Ponderosa Wind Energy Center	Ponderosa Wind, LLC	Beaver, OK	925 GWh	Oct 2020	Oct 2025	Wind
Fredonia Solar (KS)	PPM Solar LLC	Fredonia, KS	3 GWh	Apr 2024	Dec 2024	Solar
Beloit Solar LLC	PPM Solar LLC	Beloit, KS	5 GWh	May 2022	Dec 2024	Solar
Prairie Queen Wind Farm	Prairie Queen Wind Farm LLC	Moran, KS	440 GWh	Apr 2019	Oct 2025	Wind
Pratt Wind, LLC	Pratt Wind, LLC	Andover, KS	869 GWh	Nov 2018	Oct 2025	Wind
Maverick Wind Project, LLC	Public Service Co of Oklahoma	Meno, OK	854 GWh	Aug 2021	Oct 2025	Wind
Sundance Wind Project, LLC	Public Service Co of Oklahoma	Alva, OK	577 GWh	Mar 2021	Oct 2025	Wind
Rock Falls Wind Farm LLC	Public Service Co of Oklahoma	Braman, OK	388 GWh	Nov 2017	Oct 2025	Wind
Comanche (OK)	Public Service Co of Oklahoma	Lawton, OK	501 GWh	Apr 1962	Dec 2024	Natural Gas
Northeastern	Public Service Co of Oklahoma	Oologah, OK	5 TWh	Mar 1961	Oct 2025	Natural Gas : 68.7% Subbituminous Coal : 31.3%
Southwestern	Public Service Co of Oklahoma	Anadarko, OK	779 GWh	Jun 1952	Dec 2024	Natural Gas
Riverside (OK)	Public Service Co of Oklahoma	Jenks, OK	797 GWh	Mar 1974	Oct 2025	Natural Gas
Tulsa	Public Service Co of Oklahoma	Tulsa, OK	385 GWh	Oct 1956	Dec 2024	Natural Gas
Weleetka	Public Service Co of Oklahoma	Weleetka, OK	4 GWh	Sep 1963	Dec 2024	Natural Gas
Ralls Wind Farm	Ralls Wind Farm LLC	Ralls, TX	11 GWh	Jun 2011	Dec 2024	Wind
Rattlesnake Creek Wind Project	Rattlesnake Creek Wind Project, LLC	Dixon, NE	910 GWh	Nov 2018	Oct 2025	Wind

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#27	Associated Electric Cooperative, Inc.	23.9 TWh	47
#46	El Paso Electric Company	6.8 TWh	32
#3	Electric Reliability Council of Texas, Inc.	485.3 TWh	1,313
#2	Midcontinent Independent System Operator, Inc.	657.5 TWh	2,831
#21	Public Service Company of Colorado	46.7 TWh	210
#35	Public Service Company of New Mexico	15.2 TWh	116
#51	Southwestern Power Administration	5.0 TWh	34
#9	Tennessee Valley Authority	161.2 TWh	204
#23	Western Area Power Administration - Rocky Mountain Region	35.3 TWh	192
#62	Western Area Power Administration - Upper Great Plains West	418.6 GWh	24

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#2	Midcontinent Independent System Operator, Inc.	657.5 TWh	2,831
#3	Electric Reliability Council of Texas, Inc.	485.3 TWh	1,313
#5	Southwest Power Pool	301.5 TWh	835
#6	Southern Company Services, Inc. - Trans	250.4 TWh	417
#7	California Independent System Operator	185.5 TWh	2,075
#9	Tennessee Valley Authority	161.2 TWh	204
#10	Florida Power & Light Co.	149.5 TWh	187
#12	New York Independent System Operator	132.6 TWh	1,211
#13	Duke Energy Carolinas	111.9 TWh	565
#15	ISO New England	107.6 TWh	1,577