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	Jun 2025
Annual Generation	297.0 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 \| 37.2% Natural Gas \| 27% Coal \| 26.4% Nuclear \| 5.6% Water \| 3.1% Solar \| 0.6% 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
Western Plains Wind Farm	Evergy Kansas Central, Inc	Spearville, KS	1 TWh	Feb 2017	Mar 2025	Wind
Ironwood Wind	Duke Energy Renewables Services	Spearville, KS	514 GWh	Jul 2012	Dec 2023	Wind
Earl F Wisdom	Corn Belt Power Coop	Spencer, IA	6 GWh	Mar 1960	Dec 2023	Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Ozarks Natural Energy Community Solar	Ozarks Electric Coop Corp - (AR)	Springdale, AR	1 GWh	Mar 2016	Dec 2023	Solar
John Twitty Energy Center	City Utilities of Springfield - (MO)	Springfield, MO	2 TWh	May 1976	Mar 2025	Subbituminous Coal : 93.4% Natural Gas : 6.6%
James River Power Station	City Utilities of Springfield - (MO)	Springfield, MO	135 GWh	May 1957	Mar 2025	Natural Gas : 95.1% Distillate Fuel Oil : 4.9%
Springview	Bluestem LLC	Springview, NE	7 GWh	May 2011	Dec 2023	Wind
St Joseph Landfill Generating Station	Evergy Missouri West	St Joseph, MO	3 GWh	Nov 2011	Dec 2023	Landfill Gas
Lake Road (MO)	Evergy Missouri West	St Joseph, MO	54 GWh	Jun 1950	Mar 2025	Natural Gas : 93.7% Distillate Fuel Oil : 4.8%
St John	City of St. John - (KS)	St. John, KS	17 MWh	Aug 1965	Dec 2023	Distillate Fuel Oil
Sweetland Wind Farm, LLC	Sweetland Wind Farm, LLC	St. Lawrence, SD	880 GWh	Sep 2023	Mar 2025	Wind
Jeffrey Energy Center	Evergy Kansas Central, Inc	St. Mary's, KS	6 TWh	Jun 1978	Mar 2025	Subbituminous Coal : 99.8%
Leland Olds	Basin Electric Power Coop	Stanton, ND	3 TWh	Dec 1965	Mar 2025	Lignite Coal : 99.5%
Sterling	City of Sterling - (KS)	Sterling, KS	157 MWh	Jul 1950	Dec 2023	Distillate Fuel Oil : 51.1% Natural Gas : 48.9%
Osborn Wind Energy	Osborn Wind Energy LLC	Stewartsville, MO	725 GWh	Nov 2016	Mar 2025	Wind
Stillwater Energy Center	Stillwater Utilities Authority	Stillwater, OK	88 GWh	Jun 2016	Dec 2023	Natural Gas
Springfield Solar 1 LLC	Strata Manager, LLC	Strafford, MO	8 GWh	May 2014	Mar 2025	Solar
McCartney	City Utilities of Springfield - (MO)	Strafford, MO	96 GWh	Jun 2002	Dec 2023	Natural Gas
Filet Wind (5) LLC	UPC Power Solutions	Stratford, TX	2 GWh	Oct 2006	Dec 2023	Wind
Stuart (NE)	City of Stuart - (NE)	Stuart, NE	6 MWh	Dec 1951	Dec 2023	Natural Gas : 54.7% Distillate Fuel Oil : 45.3%
Glass Sands Wind Facility	Southern Power Co	Sulphur, OK	425 GWh	Oct 2021	Mar 2025	Wind
Diamond Spring, LLC	ALLETE Clean Energy	Sulphur, OK	734 GWh	Nov 2020	Mar 2025	Wind
Dakota Range III Wind Project	Engie North America	Summit, SD	543 GWh	Apr 2021	Mar 2025	Wind
Flat Iron Wind (7) LLC	UPC Power Solutions	Sunray, TX	2 GWh	Mar 2008	Dec 2023	Wind
Tri-Tip Wind (9) LLC	UPC Power Solutions	Sunray, TX	8 GWh	Mar 2008	Dec 2023	Wind
Brisket Wind (8) LLC	UPC Power Solutions	Sunray, TX	4 GWh	Mar 2008	Dec 2023	Wind
Iowa Lakes Superior Wind Farm	Iowa Lakes Electric Coop	Superior, IA	35 GWh	Mar 2009	Dec 2023	Wind
Gerald Gentleman	Nebraska Public Power District	Sutherland, NE	6 TWh	Mar 1979	Mar 2025	Subbituminous Coal : 99.5%
Elk City LLC	Elk City LLC	Sweetwater, OK	504 GWh	Nov 2009	Mar 2025	Wind
Diamond Vista Wind Project, LLC	Enel Green Power Diamond Vista Wind Project, LLC	Tampa, KS	915 GWh	Nov 2018	Mar 2025	Wind
Rock Creek Wind Project	Enel Green Power NA, Inc.	Tarkio, MO	1 TWh	Oct 2017	Mar 2025	Wind
Sterling I Wind Farm	AEM Wind LLC	Tatum, NM	113 GWh	Jun 2017	Mar 2025	Wind
Burt County Solar Hybrid	BCSB, LLC	Tekamah, NE	1 GWh	May 2021	Dec 2023	Solar
Tenderloin Wind (6) LLC	UPC Power Solutions	Texhoma, TX	3 GWh	Dec 2006	Dec 2023	Wind
Lindahl Wind Project, LLC	Enel Green Power NA, Inc.	Tioga, ND	541 GWh	Feb 2017	Mar 2025	Wind
Aurora Wind Project	Aurora Wind Project, LLC	Tioga, ND	1 TWh	Dec 2020	Mar 2025	Wind
Harry D Mattison Gas Plant	Southwestern Electric Power Co	Tontitown, AR	180 GWh	Jun 2007	Nov 2023	Natural Gas
Waste Management Rolling Meadows LFGTE	WM Renewable Energy LLC	Topeka, KS	45 GWh	Dec 2009	Dec 2023	Landfill Gas
FreeState Crooked Post Solar I	Evergy Kansas Central, Inc	Topeka, KS	3 GWh	Feb 2023	Dec 2023	Solar
Trenton Solar Farm (MO)	Missouri Jnt Muni.Pwr Elec. Ut. Comm.	Trenton, MO	5 GWh	Oct 2015	Dec 2023	Solar
Trenton North	Trenton Municipal Utilities - (MO)	Trenton, MO	54 MWh	May 1974	Dec 2023	Distillate Fuel Oil
Trenton South	Trenton Municipal Utilities - (MO)	Trenton, MO	59 MWh	Jun 2000	Dec 2023	Distillate Fuel Oil
Beethoven Wind	NorthWestern Energy - (SD)	Tripp, SD	275 GWh	Apr 2015	Dec 2023	Wind
Quay County	Southwestern Public Service Co	Tucumcari, NM	858 MWh	Sep 2013	Dec 2023	Distillate Fuel Oil
Tulsa	Public Service Co of Oklahoma	Tulsa, OK	214 GWh	Oct 1956	Dec 2023	Natural Gas
Tuttle	Western Farmers Elec Coop, Inc	Tuttle, OK	5 GWh	Feb 2017	Mar 2025	Solar
Redbed Plains Wind Farm	Redbed Plains Wind Farm LLC	Tuttle, OK	362 GWh	Jun 2017	Mar 2025	Wind
Rubart	Sunflower Electric Power Corp	Ulysses, KS	70 GWh	Aug 2014	Dec 2023	Natural Gas
SPPW1, LLC	SPPW1, LLC	Upland, NE	24 GWh	Jun 2022	Dec 2023	Wind
Valentine Wind, LLC	Valentine Wind, LLC	Valentine, NE	5 GWh	Aug 2014	Dec 2023	Wind
International Paper Valliant OK	International Paper - Valliant	Valliant, OK	449 GWh	Sep 1971	Mar 2025	Black Liquor : 57.3% Natural Gas : 28.5% Other Biomass Solids : 14.3%
Ellis Hydro	Arkansas Electric Coop Corp	Van Buren, AR	124 GWh	Nov 1988	Dec 2023	Water
Wildorado Wind LLC	Wildorado Wind, LLC	Vega, TX	643 GWh	Mar 2007	Dec 2023	Wind
Spinning Spur Wind LLC	EDF Renewable Asset Holdings, Inc.	Vegas, TX	346 GWh	Oct 2012	Dec 2023	Wind
Spirit Mound	Basin Electric Power Coop	Vermillion, SD	5 GWh	May 1978	Feb 2025	Distillate Fuel Oil
Persimmon Creek Wind Farm 1, LLC	Evergy Kansas Central, Inc	Vici, OK	858 GWh	Aug 2018	Mar 2025	Wind
Wahoo	City of Wahoo - (NE)	Wahoo, NE	58 MWh	Jul 1936	Dec 2023	Natural Gas : 81.9% Distillate Fuel Oil : 18.1%
Wakefield	City of Wakefield - (NE)	Wakefield, NE	14 MWh	Dec 1914	Dec 2023	Distillate Fuel Oil
Washington	City of Washington - (KS)	Washington, KS	35 MWh	Oct 1953	Dec 2023	Natural Gas : 88.8% Distillate Fuel Oil : 11.2%
Watertown Power Plant	Missouri Basin Muni Power Agny	Watertown, SD	5 GWh	Dec 1977	Dec 2023	Distillate Fuel Oil
Oak Leaf - CSG Portfolio (OL 39)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	May 2021	Dec 2023	Solar
Oak Leaf - CSG Portfolio (OL 44)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	Nov 2020	Dec 2023	Solar
Oak Leaf - CSG Portfolio (OL 38)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	May 2021	Dec 2023	Solar
Oak Leaf - CSG Portfolio (OL 37)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	Nov 2020	Dec 2023	Solar
Oak Leaf - CSG Portfolio (OL 36)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	May 2021	Dec 2023	Solar
Sharpe	Kansas Electric Power Coop Inc	Waverly, KS	1 GWh	Jun 2002	Dec 2023	Distillate Fuel Oil
Waverly Wind Farm LLC	Waverly Wind Farm LLC	Waverly, KS	712 GWh	Dec 2015	Dec 2023	Wind
Wayne IC	City of Wayne	Wayne, NE	45 MWh	Dec 1946	Dec 2023	Distillate Fuel Oil
Waynesville Solar Farm (MO)	Missouri Jnt Muni.Pwr Elec. Ut. Comm.	Waynesville, MO	5 GWh	Jul 2016	Dec 2023	Solar
Traverse Wind Project, LLC	Southwestern Electric Power Co	Weatherford, OK	3 TWh	Mar 2022	Mar 2025	Wind
Weatherford Wind Energy Center	FPL Energy Weatherford, LLC	Weatherford, OK	572 GWh	Mar 2005	Dec 2023	Wind
Weleetka	Public Service Co of Oklahoma	Weleetka, OK	7 GWh	Sep 1963	Dec 2023	Natural Gas : 99.9%
WPWP	Wild Plains Wind Project, LLC	Wellington, KS	222 GWh	-	Mar 2025	Wind
Wellington 1	City of Wellington - (KS)	Wellington, KS	3 GWh	Jul 1972	Dec 2023	Natural Gas : 99.9%
Wellington 2	City of Wellington - (KS)	Wellington, KS	3 GWh	Dec 1988	Dec 2023	Natural Gas
Wessington Springs	Wessington Wind	Wessington Springs, SD	239 GWh	Jan 2009	Mar 2025	Wind
West Plains Solar I	Evergy Kansas Central, Inc	West Plains, MO	15 GWh	Feb 2022	Dec 2023	Solar
City of West Plains Power Station	City of West Plains - (MO)	West Plains, MO	4 GWh	Apr 2000	Dec 2023	Natural Gas : 81.4% Distillate Fuel Oil : 18.6%
West Point Municipal	City of West Point - (NE)	West Point, NE	139 MWh	Apr 1947	Dec 2023	Distillate Fuel Oil : 80.3% Natural Gas : 19.7%
Atchison County Wind	Union Electric Co - (MO)	Westboro, MO	966 GWh	Feb 2021	Mar 2025	Wind
Milligan 1 Wind Farm	Milligan 1 Wind, LLC	Western, NE	1 TWh	Nov 2020	Mar 2025	Wind
Iatan	Evergy Metro	Weston, MO	5 TWh	Apr 1980	Mar 2025	Subbituminous Coal : 98.9% Distillate Fuel Oil : 1.1%
Llano Estacado Wind Ranch	Llano Estacado Wind Ranch	White Deer, TX	102 GWh	Nov 2001	Dec 2023	Wind
Aurora County Wind	Consolidated Edison Development Inc.	White Lake, SD	71 GWh	Sep 2018	Dec 2023	Wind
Deer Creek Station	Basin Electric Power Coop	White, SD	1 TWh	Jul 2012	Dec 2023	Natural Gas
Wilber	City of Wilber	Wilber, NE	33 MWh	Dec 1959	Dec 2023	Distillate Fuel Oil
Golden Spread Panhandle Wnd Rch	Golden Spread Electric Cooperative, Inc	Wilderado, TX	193 GWh	Aug 2011	Dec 2023	Wind
Noble Hill Landfill	City Utilities of Springfield - (MO)	Willard, MO	2 GWh	Apr 2006	Dec 2023	Landfill Gas
Pioneer Generation Station	Basin Electric Power Coop	Williston, ND	2 TWh	Aug 2013	Dec 2023	Natural Gas
East 12th Street	City of Winfield - (KS)	Winfield, KS	4 GWh	May 1970	Dec 2023	Natural Gas : 99.9%
West 14th Street	City of Winfield - (KS)	Winfield, KS	1 GWh	Jul 1962	Dec 2023	Natural Gas
Waste Water Plant Generator	City of Winfield - (KS)	Winfield, KS	3 MWh	Feb 1993	Dec 2023	Distillate Fuel Oil
Plum Creek Wind Project (NE)	Plum Creek Wind, LLC	Winside, NE	862 GWh	May 2020	Mar 2025	Wind
Wisner	City of Wisner	Wisner, NE	58 MWh	Apr 1969	Dec 2023	Distillate Fuel Oil
Cuming County Renewables, LLC	Cuming County Renewables. LLC	Wisner, NE	10 GWh	Nov 2019	Dec 2023	Wind
Oklahoma Wind Energy Center	FPL Energy Oklahoma Wind LLC	Woodward, OK	153 GWh	Sep 2003	Dec 2023	Wind
Sleeping Bear LLC	NRG Energy Gas & Wind Holdings Inc	Woodward, OK	75 GWh	Sep 2007	Dec 2023	Wind
Buffalo Bear LLC	Buffalo Bear, LLC	Woodward, OK	22 GWh	Nov 2008	Dec 2023	Wind
OU Spirit Wind Farm	Oklahoma Gas & Electric Co	Woodward, OK	141 GWh	Nov 2009	Dec 2023	Wind
Keenan II Renewable Energy Co LLC	CPV Keenan II Renewable Energy Co LLC	Woodward, OK	253 GWh	Nov 2010	Dec 2023	Wind

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#27	Associated Electric Cooperative, Inc.	22.8 TWh	47
#46	El Paso Electric Company	6.8 TWh	31
#3	Electric Reliability Council of Texas, Inc.	476.4 TWh	1,139
#2	Midcontinent Independent System Operator, Inc.	642.8 TWh	2,653
#20	Public Service Company of Colorado	48.7 TWh	201
#36	Public Service Company of New Mexico	14.9 TWh	108
#51	Southwestern Power Administration	4.2 TWh	31
#8	Tennessee Valley Authority	158.8 TWh	170
#23	Western Area Power Administration - Rocky Mountain Region	35.6 TWh	170
#63	Western Area Power Administration - Upper Great Plains West	476.3 GWh	24

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#2	Midcontinent Independent System Operator, Inc.	642.8 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	476.4 TWh	1,139
#5	Southwest Power Pool	297.0 TWh	762
#6	Southern Company Services, Inc. - Trans	252.0 TWh	393
#7	California Independent System Operator	190.4 TWh	1,943
#8	Tennessee Valley Authority	158.8 TWh	170
#10	Florida Power & Light Co.	148.6 TWh	159
#12	New York Independent System Operator	130.6 TWh	1,100
#13	Duke Energy Carolinas	111.4 TWh	556
#15	ISO New England	103.1 TWh	1,487