Compare power plants

Registry, engineering, and operating metrics shown on a consistent EIA basis.

Metric	John P Madgett Buffalo County	Muscatine Plant #1 Muscatine County
Capacity	387 MW	275.5 MW
Technology	Conventional Steam Coal	Conventional Steam Coal
Operator	Dairyland Power Coop	Board of Water Electric & Communications
Operating units	1	4
Latest 12-month generation	1.09 TWh	743.1 GWh
Latest complete-year capacity factor	37.9% (2025)	31.0% (2025)
National technology rank	#135 of 206	#147 of 206
Latest EIA report	2026-06	2026-06

Generation comes from EIA-923. Capacity, unit counts, technology, and reporting relationships come from EIA-860. Incomplete reporting years are excluded from capacity-factor comparisons.

Compare power plants

Registry, engineering, and operating metrics shown on a consistent EIA basis.

Metric	John P Madgett Buffalo County	Muscatine Plant #1 Muscatine County
Capacity	387 MW	275.5 MW
Technology	Conventional Steam Coal	Conventional Steam Coal
Operator	Dairyland Power Coop	Board of Water Electric & Communications
Operating units	1	4
Latest 12-month generation	1.09 TWh	743.1 GWh
Latest complete-year capacity factor	37.9% (2025)	31.0% (2025)
National technology rank	#135 of 206	#147 of 206
Latest EIA report	2026-06	2026-06

Generation comes from EIA-923. Capacity, unit counts, technology, and reporting relationships come from EIA-860. Incomplete reporting years are excluded from capacity-factor comparisons.