Directory of Power Plants in Iowa
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Davenport Water Pollution Control Plant | Davenport, City of - (IA) | Davenport, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.4 GWh | Apr 1995 | Dec 2025 | Other Biomass Gas : 63.5% Natural Gas : 36.5% |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| Wilton | City of Wilton - (IA) | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1991 | 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 |
| Lime Creek | Interstate Power and Light Co | Mason City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Apr 1991 | Dec 2025 | Distillate Fuel Oil |
| Pleasant Hill | MidAmerican Energy Co | Pleasant Hill, IA | Midcontinent Independent System Operator, Inc. (MISO) | 48.7 GWh | May 1990 | Dec 2025 | Natural Gas |
| 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 |
| 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 |
| Archer Daniels Midland Cedar Rapids | Archer Daniels Midland Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 TWh | Oct 1988 | May 2026 | Subbituminous Coal : 60.7% Natural Gas : 23.3% Bituminous Coal : 16.0% |
| Archer Daniels Midland Des Moines | Archer Daniels Midland Co | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 1988 | Dec 2024 | Natural Gas |
| Panora | City of Panora - (IA) | Panora, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1987 | 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% |
| 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 |
| Louisa | MidAmerican Energy Co | Muscatine, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 TWh | Sep 1983 | May 2026 | Subbituminous Coal : 99.3% Natural Gas : 0.7% |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 24.1 GWh | Oct 1982 | May 2026 | Natural Gas : 71.2% Petroleum Coke : 20.2% Bituminous Coal : 8.4% |
| Ottumwa | Interstate Power and Light Co | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 TWh | Apr 1981 | May 2026 | Subbituminous Coal : 99.6% |
| George Neal South | MidAmerican Energy Co | Salix, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 TWh | Jun 1979 | May 2026 | Subbituminous Coal : 99.1% Distillate Fuel Oil : 0.9% |
| Marshalltown | Interstate Power and Light Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 20.3 GWh | May 1978 | Dec 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 |
| Electrifarm | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 GWh | Apr 1975 | Dec 2025 | Natural Gas |
| 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 |
| Sycamore (IA) | MidAmerican Energy Co | Johnston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 30.5 GWh | Jul 1974 | Dec 2025 | Natural Gas |
| Hopkinton | City of Hopkinton - (IA) | Hopkinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 54.0 MWh | Aug 1973 | 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% |
| 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 |
| 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% |
| Durant | City of Durant - (IA) | Durant, IA | Midcontinent Independent System Operator, Inc. (MISO) | 29.4 MWh | Jun 1970 | Dec 2025 | Distillate Fuel Oil |
| Coralville GT | MidAmerican Energy Co | Coralville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | May 1970 | Dec 2025 | Natural Gas |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 86.0 MWh | Dec 1969 | Dec 2025 | Kerosene |
| Merl Parr | MidAmerican Energy Co | Charles City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Apr 1969 | Dec 2025 | Natural Gas |
| 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% |
| Burlington (IA) | Interstate Power and Light Co | Burlington, IA | Midcontinent Independent System Operator, Inc. (MISO) | 26.5 GWh | May 1968 | May 2026 | Natural Gas |
| Ames Electric Services Power Plant | City of Ames - (IA) | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 285.0 GWh | Apr 1968 | Dec 2025 | Natural Gas : 91.0% Other Biomass Solids : 9.0% |
| Rock Rapids | Rock Rapids Municipal Utility - (IA) | Rock Rapids, IA | Southwest Power Pool (SWPP) | 20.0 MWh | Mar 1968 | Dec 2025 | Distillate Fuel Oil |
| Gas Turbine (IA) | Cedar Falls Utilities | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Dec 1967 | Dec 2025 | Natural Gas |
| New Hampton | City of New Hampton - (IA) | New Hampton, IA | Southwest Power Pool (SWPP) | 920.0 MWh | Mar 1967 | Dec 2025 | Distillate Fuel Oil : 61.4% Natural Gas : 38.6% |
| Atlantic | Atlantic Municipal Utilities (IA) | Atlantic, IA | Midcontinent Independent System Operator, Inc. (MISO) | 115.0 MWh | Aug 1966 | Dec 2025 | Natural Gas |
| River Hills | MidAmerican Energy Co | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Apr 1966 | Dec 2025 | Natural Gas |
| Algona | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 449.0 MWh | Nov 1965 | Dec 2025 | Distillate Fuel Oil : 95.0% Natural Gas : 5.0% |
| George Neal North | MidAmerican Energy Co | Sergeant Bluff, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 TWh | Apr 1964 | May 2026 | Subbituminous Coal : 98.8% Natural Gas : 1.2% |
| 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% |
| 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 |
| Streeter Station | Cedar Falls Utilities | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 GWh | Aug 1963 | Dec 2024 | Natural Gas : 94.0% Bituminous Coal : 6.0% |
| Osage (IA) | City of Osage - (IA) | Osage, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Aug 1963 | Dec 2025 | Wind : 81.8% Solar : 18.2% |
| 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% |
| Iowa State University | Iowa State University | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 71.0 GWh | Sep 1960 | May 2026 | Natural Gas : 97.7% Distillate Fuel Oil : 2.3% |
| Earl F Wisdom | Corn Belt Power Coop | Spencer, IA | Southwest Power Pool (SWPP) | 4.1 GWh | Mar 1960 | Dec 2025 | Natural Gas : 98.9% |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 82.8 GWh | Sep 1958 | May 2026 | Subbituminous Coal : 62.1% Natural Gas : 37.9% |
| 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% |
| Muscatine Plant #1 | Board of Water Electric & Communications | Muscatine, IA | Midcontinent Independent System Operator, Inc. (MISO) | 765.6 GWh | Mar 1958 | May 2026 | Subbituminous Coal : 99.7% |
| Coggon | Coggon Municipal Light Plant - (IA) | Coggon, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.0 MWh | Sep 1957 | 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 |
| Sumner | City of Sumner - (IA) | Sumner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 55.0 MWh | Jul 1956 | Dec 2025 | Distillate Fuel Oil |
| 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% |
| 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 |
| Tipton | City of Tipton - (IA) | Tipton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 266.0 MWh | Oct 1955 | 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 |
| Walter Scott Jr Energy Center | MidAmerican Energy Co | Council Bluffs, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 TWh | Feb 1954 | May 2026 | Subbituminous Coal : 99.1% Distillate Fuel Oil : 0.8% |
| Cargill Corn Milling Division | Cargill Inc North America Sweetners | Eddyville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 112.1 GWh | Nov 1952 | Dec 2025 | Natural Gas |
| Rockford | City of Rockford- (IA) | Rockford, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Jul 1951 | 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 |
| Ogden | City of Ogden - (IA) | Ogden, IA | Midcontinent Independent System Operator, Inc. (MISO) | 73.0 MWh | Jun 1951 | Dec 2025 | Distillate Fuel Oil |
| Cascade | Cascade Municipal Utilities - (IA) | Cascade, IA | Midcontinent Independent System Operator, Inc. (MISO) | 31.0 MWh | Mar 1951 | Dec 2025 | Distillate Fuel Oil |
| Summit Lake | Central Iowa Power Cooperative | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 109.3 GWh | Feb 1951 | Dec 2025 | Natural Gas : 99.8% |
| Milford | City of Milford - (IA) | Milford, IA | Southwest Power Pool (SWPP) | 127.0 MWh | Dec 1948 | Dec 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 |
| Bancroft | Bancroft Municipal Utilities - (IA) | Bancroft, IA | Midcontinent Independent System Operator, Inc. (MISO) | 22.0 MWh | Dec 1947 | 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 |
| Bellevue | City of Bellevue - (IA) | Bellevue, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 MWh | Jun 1947 | Dec 2025 | Distillate Fuel Oil |
| Estherville | City of Estherville - (IA) | Estherville, IA | Southwest Power Pool (SWPP) | 199.0 MWh | Nov 1946 | Dec 2024 | Distillate Fuel Oil |
| 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 |
| McGregor | City of McGregor- (IA) | McGregor, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Nov 1941 | Dec 2025 | Distillate Fuel Oil |
| 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% |
| 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 |
| Anita | City of Anita - (IA) | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 77.4 MWh | Sep 1939 | Dec 2025 | Distillate Fuel Oil |
| Ottumwa City of | City of Ottumwa - (IA) | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Jul 1931 | Dec 2025 | Water |
| Iowa Hydro LLC | Zero6 Energy Hydro | Maquoketa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.1 GWh | Dec 1923 | May 2026 | Water |
| Keokuk | Union Electric Co - (MO) | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 961.8 GWh | Jul 1913 | Dec 2025 | Water |