Marshall County, Iowa has 7 power plants totaling 1,189 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.
| Plant | City | Fuel | Capacity | Operator |
|---|---|---|---|---|
| Marshalltown Generating Station | Marshalltown | Natural Gas | 709 MW | Interstate Power And Light Co |
| Marshalltown | Marshalltown | Natural Gas | 189 MW | Interstate Power And Light Co |
| Vienna Wind Farm | Marshalltown | Wind | 150 MW | Midamerican Energy Co |
| Laurel Wind Farm | Laurel | Wind | 123 MW | Midamerican Energy Co |
| Alliant Sbd 9107 Jbs Usa | Marshalltown | Oil | 11.4 MW | Industrial Energy Applications Inc |
| State Center | State Center | Oil | 6.3 MW | City Of State Center - (Ia) |
| Sutherland | Marshalltown | Natural Gas | — MW | Interstate Power And Light Co |
Marshall County, Iowa has 7 power plants totaling 1,189 MW of nameplate capacity. Natural Gas is the dominant fuel source at 76% of installed capacity, followed by Wind (23%) and Oil (1%). The largest facility is Marshalltown Generating Station at 708 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.
To find plants closer to a specific address in Marshall County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.