United States United States · 41.960, -83.258

Fermi

Fermi, nuclear power plant in United States, operates one boiling water reactor with 1,115 MW net installed capacity and has been in service since 1966.

Unit Fermi 2 has been operating for 38 years, since 1988. Its 1,115 MW net are enough to supply about 3,510,000 households.

Country
United States
Units
2
Technology
FBR · BWR
Net capacity
1,115 MWe
First grid connection
1966
Operator
Detroit Edison
Owner
Power Reactor Development Company (PRDC) (Consortium Of 34 Public Utilities) · DTE Electric Co
Status
Operating
Operating capacity
1,115 MWe
net electrical
Units
2
1 operating
First start-up
1966
Fermi
Photo: Wikimedia Commons · author and license

Units

UnitTypeModelStatusMWeMWtConstruction startGrid connectionClosureLicence untilLoad factor
Fermi 1Fast breeder (FBR)Liquid-metal-cooled FBR (Liquid Metal FBR)Shut down60200Aug 1956Aug 1966Nov 1972——
Fermi 2Boiling water (BWR)GE BWR/4, Mark I containment (BWR-4 (Mark 1))Operating1,1153,486Sep 26, 1972Sep 21, 1986—Mar 20, 204584.4 % (2024)

Data: IAEA PRIS · Wikipedia · updated on Sep 17, 2026

Fermi 1, a 60 MWe FBR (Liquid-metal-cooled FBR (Liquid Metal FBR)), started construction in 1956 and operated from 1966 to 1972.

Fermi 2, a 1,115 MWe BWR (GE BWR/4, Mark I containment (BWR-4 (Mark 1))), started construction in 1972, was connected to the grid in 1986 and is still operating, with a 84.4% load factor in 2024.

Operator: Detroit Edison.

Owner: Power Reactor Development Company (PRDC) (Consortium Of 34 Public Utilities) (Fermi 1) · DTE Electric Co (Fermi 2).

More information

Related plants