ShutdownUnited States
Three Mile Island-1
Three Mile Island Nuclear Generating Station (abbreviated as TMI), is a shut-down nuclear power plant on Three Mile Island in Pennsylvania, US, on the Susquehanna River just south of Harrisburg. It has two separate units, Unit 1 (TMI-1) (owned by Constellation Energy) and Unit 2 (TMI-2) (owned by EnergySolutions).
Technical Specifications
- Capacity
- 819 MW
- Reactor Type
- PWR
- Model
- B&W LLP (DRYAMB)
- IAEA ID
- 637
Timeline
- Construction Started
- May 18, 1968
- Operational From
- September 2, 1974
- Shutdown Date
- September 20, 2019
- Current Status
- Shutdown
Location
- Country
- United States
- Region
- Londonderry Township
- Coordinates
- 40.1540°, -76.7270°
Operator & Owner
- Operator
- Exelon
- Owner
- Exelon
Data source: WNA/IAEA • Last verified against IAEA PRIS database