Largest nuclear power plants in MISO

10 ranked plants with 12.4 GW of EIA nameplate capacity; the largest is Arkansas Nuclear One at 1,845 MW.

Nuclear power plants ranked by EIA-reported nameplate capacity. Rankings use EIA-anchored plant records in MISO.

Nuclear capacity ranking

10 matching plants · ranked by nameplate capacity

Rank	Plant	Capacity	Type	Operator	Location
1	Arkansas Nuclear OneEntergy Arkansas LLCDetailed profile	1,845 MW	Nuclear	Entergy Arkansas LLC	Pope County
2	Grand GulfSystem Energy Resources, IncDetailed profile	1,440 MW	Nuclear	System Energy Resources, Inc	Claiborne County
3	Point Beach Nuclear PlantNextEra Energy Point Beach LLCDetailed profile	1,311 MW	Nuclear, Petroleum Liquids	NextEra Energy Point Beach LLC	Manitowoc County
4	FermiDTE Electric CompanyDetailed profile	1,281 MW	Petroleum Liquids, Nuclear	DTE Electric Company	Monroe County
5	CallawayUnion Electric Co - (MO)Detailed profile	1,235.8 MW	Nuclear	Union Electric Co - (MO)	Callaway County
6	Waterford 3Entergy Louisiana LLCDetailed profile	1,199.8 MW	Nuclear	Entergy Louisiana LLC	St Charles County
7	Prairie IslandNorthern States Power Co - MinnesotaDetailed profile	1,186.2 MW	Nuclear	Northern States Power Co - Minnesota	Goodhue County
8	Clinton Power StationConstellation NuclearDetailed profile	1,138.3 MW	Nuclear	Constellation Nuclear	DeWitt County
9	River BendEntergy Louisiana LLCDetailed profile	1,035.9 MW	Nuclear	Entergy Louisiana LLC	West Feliciana County
10	Monticello Nuclear FacilityNorthern States Power Co - MinnesotaDetailed profile	685 MW	Nuclear	Northern States Power Co - Minnesota	Wright County

Capacity is EIA-reported nameplate capacity, not seasonal capability or available operating capacity. A plant can include multiple generators and technologies; hybrid plants may appear in multiple peer groups.