1648.3 MW Sub. Coal operating in Pottawattamie, IA — Midcontinent Independent Transmission System Operator, Inc..
1,648.3 MW
Nameplate Capacity
2
Generators
units
Conventional Steam Coal
Technology
1978
Operating Since
Coordinates
41.1800, -95.8408
County
Pottawattamie, IA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | MidAmerican Energy Co | — | — |
| Owner(s) | Atlantic Municipal Utilities, Cedar Falls Utilities, Central Iowa Power Cooperative, City of Alta - (IA), City of New Hampton - (IA), City of Spencer - (IA), City of Sumner - (IA), City of West Bend, Corn Belt Power Coop, Eldridge City Utilities, Lincoln Electric System, MidAmerican Energy Co, Municipal Energy Agency of NE, Town of Montezuma - (IN), Waverly Municipal Elec Utility | — | — |
| Status | Operating | — | — |
The Walter Scott Jr Energy Center is a 1648.3 MW coal-fired power plant located in Pottawattamie County, Iowa. It began operating in 1978 and is owned and operated by MidAmerican Energy Co. The plant utilizes conventional steam coal technology and subbituminous coal (SUB) as its primary fuel source. It consists of two generating units.
The Walter Scott Jr Energy Center operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the MRO NERC region. In the most recent year with available data, the plant generated 5,979,018 MWh of electricity, achieving a capacity factor of 41.4%. It is the largest of 9 coal plants in Iowa, and ranks 17th out of 75 coal plants nationally.
Generated from EIA, GEM, and public data sources
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
345 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
646.5K MWh
Latest Month
6.0M MWh
Annual Generation
41.4%
Capacity Factor
No financial data available for this plant.
Market Position
ISO/RTO Market
MISO
LMP Node
MEC.WSEC4
Pricing Hub
MINN.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
Red Flag Warning: Monona; Harrison; Shelby; Pottawattamie; Mills; Montgomery; Fremont; Page; Knox; Cedar; Thurston; An
Red Flag Warning issued March 21 at 1:04PM CDT until March 22 at 4:00AM CDT by NWS Omaha/Valley NE
EPA Moves to End Greenhouse Gas Reporting Program
EPA Administrator Lee Zeldin said the reporting is not mandated under the Clean Air Act and has no bearing on the environment.
Research says Council Bluffs plant caused several hundred deaths over past 70 years
Since it began burning coal in 1954, emissions from the Walter Scott Jr. Energy Center in Council Bluffs have led to between 790 and 950 deaths,...
New documentary focuses on Iowa's coal plants
A short documentary focusing on the public health and environmental impacts of MidAmerican Energy's five Iowa coal plants premieres Wednesday at Varsity Cinema.
Last updated 2026-03-21
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