Southwest Power Pool

Balancing Authority Summary Information

Southwest Power Pool is ranked #5 out of 64 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	Oct 2026
Annual Generation	314.5 TWh
Power Plants	876
Utilities	471
Ranked #5 out of 64 in terms of net annual generation
Ranked #3 out of 32 in terms of annual generation from wind
Power Plant Types	Wind \| 37.3% Natural Gas \| 26.9% Coal \| 26.5% Nuclear \| 5.1% Water \| 2.6% Solar \| 1.6% Other Fuel \| 0.2%

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

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Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Diamond Vista Wind Project, LLC	Enel Green Power Diamond Vista Wind Project, LLC	Tampa, KS	937 GWh	Nov 2018	Jul 2026	Wind
Rock Creek Wind Project	Enel Green Power NA, Inc.	Tarkio, MO	1 TWh	Oct 2017	Jul 2026	Wind
Sterling I Wind Farm	AEM Wind LLC	Tatum, NM	114 GWh	Jun 2017	Jul 2026	Wind
Burt County Solar Hybrid	BCSB, LLC	Tekamah, NE	1 GWh	May 2021	Dec 2025	Solar
Southwest Arkansas Electric	Today's Power, Inc.	Texarkana, AR	2 GWh	Jan 2020	Dec 2025	Solar
Tenderloin Wind (6) LLC	UPC Power Solutions	Texhoma, TX	16 GWh	Dec 2006	Dec 2025	Wind
Traverse Wind Project, LLC	Southwestern Electric Power Co	Thomas, OK	3 TWh	Mar 2022	Jul 2026	Wind
Lindahl Wind Project, LLC	Lindahl Wind Project LLC	Tioga, ND	315 GWh	Feb 2017	Jul 2026	Wind
Aurora Wind Project	Aurora Wind Project, LLC	Tioga, ND	943 GWh	Dec 2020	Jul 2026	Wind
Harry D Mattison Gas Plant	Southwestern Electric Power Co	Tontitown, AR	220 GWh	Jun 2007	Dec 2025	Natural Gas
Waste Management Rolling Meadows LFGTE	WM Renewable Energy LLC	Topeka, KS	48 GWh	Dec 2009	Dec 2025	Landfill Gas
FreeState Crooked Post Solar I	Evergy Kansas Central, Inc	Topeka, KS	3 GWh	Feb 2023	Dec 2025	Solar
Trenton North	Trenton Municipal Utilities - (MO)	Trenton, MO	55 MWh	May 1974	Dec 2025	Distillate Fuel Oil
Trenton South	Trenton Municipal Utilities - (MO)	Trenton, MO	64 MWh	Jun 2000	Dec 2025	Distillate Fuel Oil
Trenton Solar Farm (MO)	Missouri Jnt Muni.Pwr Elec. Ut. Comm.	Trenton, MO	4 GWh	Oct 2015	Dec 2025	Solar
Beethoven Wind	NorthWestern Energy - (SD)	Tripp, SD	282 GWh	Apr 2015	Dec 2025	Wind
Quay County	Southwestern Public Service Co	Tucumcari, NM	42 MWh	Sep 2013	Dec 2025	Distillate Fuel Oil
Twelvemile Solar 1	Leeward Asset Management, LLC	Tulsa, OK	116 GWh	-	Jul 2026	Solar
Tulsa	Public Service Co of Oklahoma	Tulsa, OK	295 GWh	Oct 1956	Dec 2025	Natural Gas
Redbed Plains Wind Farm	Redbed Plains Wind Farm LLC	Tuttle, OK	416 GWh	Jun 2017	Jul 2026	Wind
Tuttle	Western Farmers Elec Coop, Inc	Tuttle, OK	3 GWh	Feb 2017	Jul 2026	Solar
Rubart	Sunflower Electric Power Corp	Ulysses, KS	37 GWh	Aug 2014	Dec 2025	Natural Gas
SPPW1, LLC	SPPW1, LLC	Upland, NE	24 GWh	Jun 2022	Dec 2025	Wind
Valentine Wind, LLC	Valentine Wind, LLC	Valentine, NE	5 GWh	Aug 2014	Oct 2025	Wind
International Paper Valliant OK	International Paper - Valliant	Valliant, OK	420 GWh	Sep 1971	Jul 2026	Black Liquor : 57.3% Natural Gas : 27.4% Other Biomass Solids : 15.3%
Ellis Hydro	Arkansas Electric Coop Corp	Van Buren, AR	134 GWh	Nov 1988	Dec 2025	Water
Wildorado Wind LLC	Wildorado Wind, LLC	Vega, TX	672 GWh	Mar 2007	Dec 2025	Wind
Spinning Spur Wind LLC	EDF Renewable Asset Holdings, Inc.	Vegas, TX	347 GWh	Oct 2012	Dec 2025	Wind
Spirit Mound	Basin Electric Power Coop	Vermillion, SD	2 GWh	May 1978	Jul 2026	Distillate Fuel Oil
Persimmon Creek Wind Farm 1, LLC	Evergy Kansas Central, Inc	Vici, OK	851 GWh	Aug 2018	Jul 2026	Wind
Wahoo	City of Wahoo - (NE)	Wahoo, NE	42 MWh	Jul 1936	Dec 2025	Natural Gas : 64.7% Distillate Fuel Oil : 35.3%
Washington	City of Washington - (KS)	Washington, KS	24 MWh	Oct 1953	Dec 2025	Distillate Fuel Oil : 92.8% Natural Gas : 7.2%
Watertown Power Plant	Missouri Basin Muni Power Agny	Watertown, SD	2 GWh	Dec 1977	Dec 2025	Distillate Fuel Oil
Oak Leaf - CSG Portfolio (OL 38)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	May 2021	Dec 2025	Solar
Oak Leaf - CSG Portfolio (OL 37)	Distributed Solar Development, LLC	Watkins, CO	2 GWh	Nov 2020	Dec 2025	Solar
Oak Leaf - CSG Portfolio (OL 36)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	May 2021	Dec 2025	Solar
Oak Leaf - CSG Portfolio (OL 39)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	May 2021	Dec 2025	Solar
Oak Leaf - CSG Portfolio (OL 44)	Distributed Solar Development, LLC	Watkins, CO	3 GWh	Nov 2020	Dec 2025	Solar
Waverly Wind Farm LLC	Waverly Wind Farm LLC	Waverly, KS	701 GWh	Dec 2015	Dec 2025	Wind
Wayne IC	City of Wayne (NE)	Wayne, NE	141 MWh	Dec 1946	Dec 2025	Distillate Fuel Oil
Waynesville Solar Farm (MO)	Missouri Jnt Muni.Pwr Elec. Ut. Comm.	Waynesville, MO	4 GWh	Jul 2016	Dec 2025	Solar
Weatherford Wind Energy Center	FPL Energy Weatherford, LLC	Weatherford, OK	610 GWh	Mar 2005	Dec 2025	Wind
Weleetka	Public Service Co of Oklahoma	Weleetka, OK	13 GWh	Sep 1963	Dec 2025	Natural Gas
Wellington 1	City of Wellington - (KS)	Wellington, KS	6 GWh	Jul 1972	Dec 2025	Natural Gas : 99.9%
Wellington 2	City of Wellington - (KS)	Wellington, KS	3 GWh	Dec 1988	Dec 2025	Natural Gas
WPWP	Wild Plains Wind Project, LLC	Wellington, KS	1 TWh	Jan 2025	Jul 2026	Wind
Wessington Springs	Wessington Wind	Wessington Springs, SD	225 GWh	Jan 2009	Jul 2026	Wind
West Plains Solar I	Evergy Kansas Central, Inc	West Plains, MO	15 GWh	Feb 2022	Dec 2025	Solar
City of West Plains Power Station	City of West Plains - (MO)	West Plains, MO	3 GWh	Apr 2000	Dec 2025	Natural Gas : 90.4% Distillate Fuel Oil : 9.6%
West Point Municipal	City of West Point - (NE)	West Point, NE	213 MWh	Apr 1947	Dec 2025	Distillate Fuel Oil : 72.2% Natural Gas : 27.8%
Atchison County Wind	Union Electric Co - (MO)	Westboro, MO	800 GWh	Feb 2021	Jul 2026	Wind
Milligan 1 Wind Farm	Milligan 1 Wind, LLC	Western, NE	986 GWh	Nov 2020	Jul 2026	Wind
Iatan	Evergy Metro	Weston, MO	5 TWh	Apr 1980	Jul 2026	Subbituminous Coal : 99.2% Distillate Fuel Oil : 0.8%
Llano Estacado Wind Ranch	Llano Estacado Wind Ranch	White Deer, TX	77 GWh	Nov 2001	Dec 2025	Wind
Aurora County Wind	RWE Clean Energy	White Lake, SD	80 GWh	Sep 2018	Dec 2025	Wind
Deer Creek Station	Basin Electric Power Coop	White, SD	1 TWh	Jul 2012	Dec 2025	Natural Gas
Wilber	City of Wilber - (NE)	Wilber, NE	14 MWh	Dec 1959	Dec 2025	Distillate Fuel Oil
Golden Spread Panhandle Wnd Rch	Golden Spread Electric Cooperative, Inc	Wilderado, TX	197 GWh	Aug 2011	Dec 2025	Wind
Pioneer Generation Station	Basin Electric Power Coop	Williston, ND	2 TWh	Aug 2013	Dec 2025	Natural Gas
East 12th Street	City of Winfield - (KS)	Winfield, KS	11 GWh	May 1970	Dec 2025	Natural Gas : 99.9%
West 14th Street	City of Winfield - (KS)	Winfield, KS	2 GWh	Jul 1962	Dec 2025	Natural Gas
Waste Water Plant Generator	City of Winfield - (KS)	Winfield, KS	6 MWh	Feb 1993	Dec 2025	Distillate Fuel Oil
Plum Creek Wind Project (NE)	Plum Creek Wind, LLC	Winside, NE	784 GWh	May 2020	Jul 2026	Wind
Cuming County Renewables, LLC	Cuming County Renewables. LLC	Wisner, NE	11 GWh	Nov 2019	Dec 2025	Wind
Wisner	City of Wisner (NE)	Wisner, NE	14 MWh	Apr 1969	Dec 2025	Distillate Fuel Oil
Keenan II Renewable Energy Co LLC	CPV Keenan II Renewable Energy Co LLC	Woodward, OK	247 GWh	Nov 2010	Dec 2025	Wind
OU Spirit Wind Farm	Oklahoma Gas & Electric Co	Woodward, OK	127 GWh	Nov 2009	Dec 2025	Wind
Boiling Springs Wind Farm	RWE Clean Energy	Woodward, OK	600 GWh	Nov 2020	Jul 2026	Wind
Buffalo Bear LLC	Buffalo Bear, LLC	Woodward, OK	20 GWh	Nov 2008	Dec 2025	Wind
Sleeping Bear LLC	NRG Energy Gas & Wind Holdings Inc	Woodward, OK	84 GWh	Sep 2007	Dec 2025	Wind
Oklahoma Wind Energy Center	FPL Energy Oklahoma Wind LLC	Woodward, OK	141 GWh	Sep 2003	Dec 2025	Wind
Mobile	Nebraska Public Power District	York, NE	29 MWh	Dec 1979	Dec 2025	Distillate Fuel Oil
Flat Ridge 2 Wind Energy LLC	Clearlight Energy Holdings LP	Zenda, KS	1 TWh	Sep 2012	Jul 2026	Wind
Flat Ridge 3	Invenergy Services LLC	Zenda, KS	496 GWh	Nov 2021	Jul 2026	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	7.4 TWh	37
#3	Electric Reliability Council of Texas, Inc.	506.3 TWh	1,487
#2	Midcontinent Independent System Operator, Inc.	677.7 TWh	3,095
#20	Public Service Company of Colorado	47.6 TWh	248
#32	Public Service Company of New Mexico	16.9 TWh	137
#53	Southwestern Power Administration	3.5 TWh	37
#9	Tennessee Valley Authority	166.2 TWh	209
#34	Western Area Power Administration - Rocky Mountain Region	14.8 TWh	206
#62	Western Area Power Administration - Upper Great Plains West	168.1 GWh	24

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#2	Midcontinent Independent System Operator, Inc.	677.7 TWh	3,095
#3	Electric Reliability Council of Texas, Inc.	506.3 TWh	1,487
#5	Southwest Power Pool	314.5 TWh	876
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#7	California Independent System Operator	168.7 TWh	2,170
#9	Tennessee Valley Authority	166.2 TWh	209
#10	Florida Power & Light Co.	153.0 TWh	188
#12	New York Independent System Operator	134.1 TWh	1,334
#13	Duke Energy Carolinas	113.4 TWh	578
#15	ISO New England	112.2 TWh	1,667