Nuclear Directory

Callaway

Power plant PWR

Operating · 1 unit

Operated by Ameren UE.

Operated by Ameren UE.

Status1 unit
Operating
Capacitynet summer (EIA)
1,190 MW
Location
Missouri
Operator
Ameren UE
Reactor developer
Westinghouse
Reactor type
PWR
Type
Power plant

Operator and developer2

Operator

Reactor developer

Units1

UnitReactorCapacityNRC docketStatusSources
Callaway PWR 1,190 MW 05000483 Operating
  1. 1 EIA-860M generator inventory, August 2026 eia.gov · checked 2026-10-12
  2. 2 EIA-860M generator inventory, September 2026 eia.gov · checked 2026-10-12
  3. 3 List of Power Reactor Units | Nuclear Regulatory Commission nrc.gov · checked 2026-10-12
  4. 4 Callaway Plant, Unit 1 | Nuclear Regulatory Commission nrc.gov · checked 2026-10-24

Source

Nuclear Directory. “Callaway.” https://nuclear-directory.org/plants/callaway. Accessed 4 November 2026.