Directory of Power Plants in Iowa
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| NCAH Central Utility Plant | National Centers for Animal Health | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 439.1 MWh | May 1996 | May 2026 | Natural Gas : 82.6% Distillate Fuel Oil : 17.4% |
| Forest City Light Plant | City of Forest City- (IA) | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 392.0 MWh | Dec 1945 | Dec 2025 | Distillate Fuel Oil |
| Webster City | City of Webster City - (IA) | Webster City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 383.2 MWh | Mar 1972 | Dec 2025 | Distillate Fuel Oil |
| Iowa Lakes Community College Wind Farm | Iowa Lakes Community College | Estherville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 374.0 MWh | Jan 2005 | Apr 2026 | Wind |
| Shenandoah | MidAmerican Energy Co | Shenandoah, IA | Midcontinent Independent System Operator, Inc. (MISO) | 323.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| Story City | City of Story City - (IA) | Story City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 315.0 MWh | Dec 1963 | Dec 2025 | Distillate Fuel Oil : 87.0% Natural Gas : 13.0% |
| Tipton | City of Tipton - (IA) | Tipton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 266.0 MWh | Oct 1955 | Dec 2025 | Distillate Fuel Oil |
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 255.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| West Liberty | City of West Liberty - (IA) | West Liberty, IA | Midcontinent Independent System Operator, Inc. (MISO) | 234.0 MWh | Sep 1974 | Dec 2025 | Distillate Fuel Oil |
| Knoxville Industrial | MidAmerican Energy Co | Knoxville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 225.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| Waverly Municipal Electric North Plant | Waverly Municipal Elec Utility - (IA) | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 212.0 MWh | Jul 1958 | Dec 2025 | Distillate Fuel Oil : 67.7% Natural Gas : 32.3% |
| Estherville | City of Estherville - (IA) | Estherville, IA | Southwest Power Pool (SWPP) | 199.0 MWh | Nov 1946 | Dec 2024 | Distillate Fuel Oil |
| Alliant SBD 9106 Rockwell CR | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 185.2 MWh | May 1992 | Dec 2025 | Distillate Fuel Oil |
| Sibley One | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 174.0 MWh | Aug 1971 | Dec 2025 | Distillate Fuel Oil : 65.0% Natural Gas : 35.0% |
| Farmers Electric Cooperative - Kalona | Farmers Electric Coop - (IA) | Kalona, IA | Midcontinent Independent System Operator, Inc. (MISO) | 174.0 MWh | Feb 2001 | Dec 2025 | Distillate Fuel Oil |
| La Porte | La Porte City Utilities | La Porte City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 162.0 MWh | Nov 2000 | Dec 2025 | Distillate Fuel Oil |
| Laurens | City of Laurens - (IA) | Laurens, IA | Southwest Power Pool (SWPP) | 161.0 MWh | Jun 1951 | Dec 2025 | Distillate Fuel Oil |
| State Center | City of State Center - (IA) | State Center, IA | Midcontinent Independent System Operator, Inc. (MISO) | 153.0 MWh | Jul 1972 | Dec 2025 | Distillate Fuel Oil : 72.4% Natural Gas : 27.6% |
| Milford | City of Milford - (IA) | Milford, IA | Southwest Power Pool (SWPP) | 127.0 MWh | Dec 1948 | Dec 2025 | Distillate Fuel Oil |
| Atlantic | Atlantic Municipal Utilities (IA) | Atlantic, IA | Midcontinent Independent System Operator, Inc. (MISO) | 115.0 MWh | Aug 1966 | Dec 2025 | Natural Gas |
| Montezuma | City of Montezuma - (IA) | Montezuma, IA | Midcontinent Independent System Operator, Inc. (MISO) | 115.0 MWh | Jul 1940 | Dec 2025 | Distillate Fuel Oil : 67.9% Natural Gas : 32.1% |
| Grundy Center City Light Plant | Grundy Center Mun Light & Power | Grundy Center, IA | Midcontinent Independent System Operator, Inc. (MISO) | 109.0 MWh | Oct 1963 | Dec 2025 | Distillate Fuel Oil |
| Lake Mills | City of Lake Mills - (IA) | Lake Mills, IA | Midcontinent Independent System Operator, Inc. (MISO) | 99.0 MWh | Dec 1955 | Dec 2025 | Distillate Fuel Oil |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 86.0 MWh | Dec 1969 | Dec 2025 | Kerosene |
| Anita | City of Anita - (IA) | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 77.4 MWh | Sep 1939 | Dec 2025 | Distillate Fuel Oil |
| Des Moines Wastewater Reclamation Fac | Des Moines Metro WRF | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 74.5 MWh | Jun 1991 | Dec 2025 | Natural Gas |
| Ogden | City of Ogden - (IA) | Ogden, IA | Midcontinent Independent System Operator, Inc. (MISO) | 73.0 MWh | Jun 1951 | Dec 2025 | Distillate Fuel Oil |
| South Plant (IA) | Waverly Municipal Elec Utility - (IA) | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 71.0 MWh | Apr 2000 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9301 Prairie Farms | Industrial Energy Applications Inc | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 68.6 MWh | Jun 1993 | Dec 2025 | Distillate Fuel Oil |
| West Bend | City of West Bend - (IA) | West Bent, IA | Midcontinent Independent System Operator, Inc. (MISO) | 68.0 MWh | Nov 1954 | Dec 2025 | Distillate Fuel Oil |
| Traer Main | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 65.0 MWh | Dec 1962 | Dec 2025 | Distillate Fuel Oil : 98.5% Natural Gas : 1.5% |
| Little Cedar | OneEnergy, Inc. | Little Cedar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 65.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Alliant SBD 9107 JBS USA | Industrial Energy Applications Inc | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.7 MWh | Jul 1992 | May 2026 | Distillate Fuel Oil |
| Coon Rapids II | City of Coon Rapids -(IA) | Coon Rapids, IA | Southwest Power Pool (SWPP) | 57.0 MWh | Sep 2001 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9203 Profol | American Profol Incorporated | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 56.0 MWh | Aug 1996 | Nov 2025 | Distillate Fuel Oil |
| Lenox | City of Lenox - (IA) | Lenox, IA | Midcontinent Independent System Operator, Inc. (MISO) | 55.0 MWh | Aug 1948 | Dec 2025 | Distillate Fuel Oil |
| Sumner | City of Sumner - (IA) | Sumner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 55.0 MWh | Jul 1956 | Dec 2025 | Distillate Fuel Oil |
| Alta Municipal Utilities | City of Alta - (IA) | Alta, IA | Southwest Power Pool (SWPP) | 54.0 MWh | Jul 1947 | Dec 2025 | Distillate Fuel Oil |
| Hopkinton | City of Hopkinton - (IA) | Hopkinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 54.0 MWh | Aug 1973 | Dec 2025 | Distillate Fuel Oil |
| Graettinger | City of Graettinger - (IA) | Graettinger, IA | Midcontinent Independent System Operator, Inc. (MISO) | 49.0 MWh | Jul 1957 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9201 Norplex | Industrial Energy Applications Inc | Postville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.1 MWh | Nov 1988 | May 2026 | Distillate Fuel Oil |
| Lamoni Municipal Utilities | City of Lamoni - (IA) | Lamoni, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.0 MWh | Feb 1940 | Dec 2025 | Distillate Fuel Oil |
| John Deere Dubuque Works | John Deere Dubuque Works | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.0 MWh | May 1994 | May 2026 | Distillate Fuel Oil |
| Grand Junction | City of Grand Junction - (IA) | Grand Junction, IA | Midcontinent Independent System Operator, Inc. (MISO) | 41.0 MWh | Nov 1994 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD0201 Ingredion | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.2 MWh | May 2003 | Dec 2025 | Distillate Fuel Oil |
| Coggon | Coggon Municipal Light Plant - (IA) | Coggon, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.0 MWh | Sep 1957 | Dec 2025 | Distillate Fuel Oil |
| Sibley No Two | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 MWh | Nov 1987 | Dec 2025 | Natural Gas : 90.9% Distillate Fuel Oil : 9.1% |
| Winterset | City of Winterset - (IA) | Winterset, IA | Midcontinent Independent System Operator, Inc. (MISO) | 33.0 MWh | Jun 1956 | Dec 2025 | Distillate Fuel Oil : 57.8% Natural Gas : 42.2% |
| Cascade | Cascade Municipal Utilities - (IA) | Cascade, IA | Midcontinent Independent System Operator, Inc. (MISO) | 31.0 MWh | Mar 1951 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 8602 Marion Sub | Industrial Energy Applications Inc | Marion, IA | Midcontinent Independent System Operator, Inc. (MISO) | 30.4 MWh | Jul 1986 | Dec 2025 | Distillate Fuel Oil |
| Durant | City of Durant - (IA) | Durant, IA | Midcontinent Independent System Operator, Inc. (MISO) | 29.4 MWh | Jun 1970 | Dec 2025 | Distillate Fuel Oil |
| Bancroft | Bancroft Municipal Utilities - (IA) | Bancroft, IA | Midcontinent Independent System Operator, Inc. (MISO) | 22.0 MWh | Dec 1947 | Dec 2025 | Distillate Fuel Oil |
| Villisca Municipal Power Plant | City of Villisca - (IA) | Villisca, IA | Midcontinent Independent System Operator, Inc. (MISO) | 22.0 MWh | May 2003 | Dec 2025 | Distillate Fuel Oil |
| Rock Rapids | Rock Rapids Municipal Utility - (IA) | Rock Rapids, IA | Southwest Power Pool (SWPP) | 20.0 MWh | Mar 1968 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9205 A Y McDonald | Industrial Energy Applications Inc | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 MWh | Feb 1990 | Dec 2025 | Distillate Fuel Oil |
| Lake Park | City of Lake Park - (IA) | Lake Park, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.0 MWh | Mar 2005 | Dec 2025 | Distillate Fuel Oil |
| Downtown Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 MWh | Jun 2020 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9403 Aegon DC | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 14.7 MWh | Dec 1994 | Dec 2025 | Distillate Fuel Oil |
| Brooklyn | City of Brooklyn - (IA) | Brooklyn, IA | Midcontinent Independent System Operator, Inc. (MISO) | 14.0 MWh | Aug 2012 | Dec 2025 | Distillate Fuel Oil |
| South Strawberry | City of Strawberry Point -(IA) | Strawberry Point, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 MWh | Dec 2001 | Dec 2024 | Distillate Fuel Oil |
| Traer South | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil |
| McGregor | City of McGregor- (IA) | McGregor, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Nov 1941 | Dec 2025 | Distillate Fuel Oil |
| North Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Dec 2001 | Dec 2025 | Distillate Fuel Oil |
| Bellevue | City of Bellevue - (IA) | Bellevue, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 MWh | Jun 1947 | Dec 2025 | Distillate Fuel Oil |
| Preston (IA) | City of Preston - (IA) | Preston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Nov 1968 | Dec 2025 | Natural Gas : 85.1% Distillate Fuel Oil : 14.9% |
| Anderson Erickson | Anderson Erickson Dairy | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| Clinton Schools | Interstate Power and Light Co | Clinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Wilton | City of Wilton - (IA) | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1991 | Dec 2025 | Distillate Fuel Oil |
| Panora | City of Panora - (IA) | Panora, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1987 | Dec 2025 | Distillate Fuel Oil |
| West Receiving | City of Denison - (IA) | Denison, IA | Southwest Power Pool (SWPP) | 8.0 MWh | Mar 1998 | Dec 2025 | Distillate Fuel Oil |
| Earlville | City of Earlville - (IA) | Earlville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Brooklyn City North Plant | City of Brooklyn - (IA) | Brooklyn, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.0 MWh | Apr 2002 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9206 Donaldson | Industrial Energy Applications Inc | Cresco, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 MWh | Oct 1995 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBG 9802 Toyota | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.3 MWh | Nov 1998 | Oct 2025 | Natural Gas |
| Corning | City of Corning - (IA) | Corning, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | May 1975 | Dec 2025 | Distillate Fuel Oil |
| Rockford | City of Rockford- (IA) | Rockford, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Jul 1951 | Dec 2025 | Distillate Fuel Oil |
| Traer East | City of Traer - (IA) | Tracer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Feb 2004 | Dec 2025 | Distillate Fuel Oil |
| Gilliam South | City of Stuart - (IA) | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | Jan 2001 | Dec 2025 | Distillate Fuel Oil |
| Dike City Power Plant | City of Dike - (IA) | Dike, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | May 2005 | Dec 2025 | Distillate Fuel Oil |
| West Diesel Generation Unit | City of Pocahontas - (IA) | Pocahontas, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | May 2006 | Dec 2025 | Distillate Fuel Oil |
| Gowrie | Gowrie Municipal Utilities - (IA) | Gowrie, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 MWh | Dec 2012 | Dec 2025 | Distillate Fuel Oil |
| Dayton (IA) | City of Dayton - (IA) | Dayton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 MWh | Sep 2000 | Dec 2025 | Distillate Fuel Oil |
| Harlan | Harlan Municipal Utilities - (IA) | Harlan, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |