Constellation Nuclear

4300 Winfield Road Warrenville, IL 60555

Company Summary Information

Constellation Nuclear is ranked #1 out of 4,643 utilities nationwide in terms of total annual net electricity generation, and they are ranked #1 out of 29 utilities in terms of total annual net electricity generation from nuclear.

Constellation Nuclear generated 61.5 TWh during the 3-month period between December 2023 to March 2024.

Company NameConstellation Nuclear
Location4300 Winfield Road Warrenville, IL 60555
EIA Utility TypeIndependent Power Producer
EIA Utility DatesJan 2001 to Mar 2024
EIA Annual Generation 196.4 TWh
EIA Power Plants14
Fuel Types Nuclear
Ranked #1 out of 4,643 Utilities Nationwide by Annual Generation
Ranked #1 out of 29 Utilities Nationwide in terms of Nuclear Generation

Map of Constellation Nuclear Locations

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Monthly Electricity Generation by Type

Monthly electricity generation by source as reported by the EIA

Power Plants Operated by Constellation Nuclear

PlantLocationAnnual GenerationInitial Operation DateLast UpdateFuel Types
Braidwood Generation StationBraceville, Illinois22 TWhJun 1988Mar 2024 Nuclear
Byron Generating StationByron, Illinois21 TWhAug 1985Mar 2024 Nuclear
Calvert Cliffs Nuclear Power PlantLusby, Maryland16 TWhApr 1975Mar 2024 Nuclear
Clinton Power StationClinton, Illinois9 TWhOct 1987Mar 2024 Nuclear
Dresden Generating StationMorris, Illinois17 TWhJul 1970Mar 2024 Nuclear
James A FitzpatrickLycoming, New York8 TWhJul 1976Mar 2024 Nuclear
LaSalle Generating StationMarseilles, Illinois21 TWhDec 1983Mar 2024 Nuclear
LimerickSanatoga, Pennsylvania21 TWhJan 1986Mar 2024 Nuclear
Nine Mile Point Nuclear StationLycoming, New York16 TWhNov 1969Mar 2024 Nuclear
Oyster CreekForked River, New Jersey-Nov 1969Sep 2018
Peach BottomDelta, Pennsylvania24 TWhJun 1974Mar 2024 Nuclear
Quad Cities Generating StationCordova, Illinois16 TWhNov 1972Mar 2024 Nuclear
R E Ginna Nuclear Power PlantOntario, New York5 TWhJun 1970Mar 2024 Nuclear
Three Mile IslandMiddletown, Pennsylvania-Jul 1974Sep 2019

Other Companies Listed Alphabetically

A list of companies close to Constellation Nuclear when arranged alphabetically. They do not neccessarily have any association with Constellation Nuclear.

Company NameCompany LocationEIA Annual
FERC 2023 Q4
Consolidated Edison Co-Ny IncNew York, NY3.3 TWh-
Consolidated Edison Company Of New York, Inc.New York, NY-$37.44M
Consolidated Edison Development Inc.Valhalla, NY8.2 TWh-
Consolidated Edison Energy, Inc.Valhalla, NY23.8 GWh$4.27M
Consolidated Edison Solutions Inc.Valhalla, NY54.2 GWh-
Consolidated Water Power CoWisconsin Rapids, WI175.5 GWh$3.97M
Constellation Energy Generation, LLCBaltimore, MD-$5.17B
Constellation Fitzpatrick, LLCBaltimore, MD-$48.95M
Constellation Mystic Power LLCBaltimore, MD1.9 TWh-
Constellation New Energy Inc.New York, NY172.4 GWh$2.20B
Constellation Power Source Generation, LLCBaltimore, MD16.5 TWh$2.00M
Constellation Solar Horizons LLCBaltimore, MD19.7 GWh-
Consumers Energy CoJackson, MI20.1 TWh$388.34M
Contango Oil And GasPowell, WY8.4 GWh-
Converse Energy IncConverse, SC4.3 GWh-
Coogee Solar, LLCAsheville, NC11.1 GWh-
Cool Springs Solar, LLCJuno Beach, FL506.1 GWh$2.38M
Coolangatta Solar LLCOakland, CA12.0 GWh-
Coolidge Solar I, LLCJuno Beach, FL28.6 GWh$352.38k
Cooper Hatchery Inc.Van Wert, OH15.5 GWh-