MWPowerPlantFacts
PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/1068
EIA plant 1068

Marshalltown · Marshall · IA

Marshalltown

Operated by Interstate Power and Light Co

Annual generation79,031 MWhSum of represented EIA-923 rows
Fuel codesNGCodes retained from EIA records
Grid contextMidcontinent Independent Transmission System Operator, Inc..Balancing authority or NERC region

Published location

Where is Marshalltown?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

42.047400, -92.859444

Open the interactive map ↗

Map data © OpenStreetMap contributors

Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.

2024 monthly net generation

MonthNet generation
110,360 MWh
21,803 MWh
32,741 MWh
44,655 MWh
52,804 MWh
65,534 MWh
727,935 MWh
810,602 MWh
93,379 MWh
101,905 MWh
111,645 MWh
125,668 MWh

Operating generators

IDTechnologyFuelMWStatus
1Natural Gas Fired Combustion TurbineNG63OP
2Natural Gas Fired Combustion TurbineNG63OP
3Natural Gas Fired Combustion TurbineNG63OP

Continue exploring

Similar-capacity plants in the same state

IA

Exira

IA

Archer Daniels Midland Clinton

IA

Pleasant Hill

IA

Turtle Creek Wind Farm LLC

IA

Whispering Willow Wind Farm - East

IA

Golden Plains

Identity, technology and limitations
EIA plant ID
1068
Sector
Electric Utility
Water source
Unavailable
Data edition
2024-final