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Sites Undergoing Decommissioning (by Location or Name)

The nuclear regulatory activities of the U.S. Nuclear Regulatory Commission (NRC) include decommissioning nuclear facilities. This involves safely removing a facility or site from service and reducing residual radioactivity to a level that permits the license to be terminated, with the property released either for unrestricted use or under specified restricted conditions.

Under certain conditions (as allowed by the Atomic Energy Act), the NRC enters into agreements with State governors. Those agreements authorize individual States to regulate the decommissioning of materials facilities within their borders. States that meet these conditions and agree to use the same regulatory standards as the NRC are called Agreement States. In States that do not have agreements with the NRC, the Office of Nuclear Materials Safety and Safeguards (NMSS) and the NRC's regional offices exercise regulatory authority over the decommissioning of materials facilities. In addition, the NRC retains regulatory authority over decommissioning in certain portions of Agreement States that are subject to "exclusive Federal jurisdiction," including most American Indian reservations and certain areas of military bases.

The following map depicts the locations of sites that are currently decommissioning, while the Alphabetical List of Sites Undergoing Decommissioning (by Name) provides links to their descriptions, which include site status summaries, any major technical or regulatory issues, and the estimated date for closure of each site. For additional detail by type of facility, see Complex Materials Sites, Power Reactors, Research & Test Reactors, Uranium Recovery Sites, and Fuel Cycle Facilities.

Restarting Reactors

Alphabetical List of Sites Undergoing Decommissioning (by Name)

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | R | S | T | U | V | W

The site descriptions (site status summaries, major technical or regulatory issues, and estimated closure dates) for facilities regulated by Agreement States were provided by the respective States, and the NRC makes no claim regarding the validity of that information.

A

FacilityLocationType
AerotestSan Ramon, CAResearch & Test Reactor
Advanced Medical Systems, Inc.Cleveland, OHComplex Materials
Alameda Naval Air StationAlameda, CAComplex Materials
American Nuclear CorporationGas Hills Mining District, WYUranium Recovery
Ascend Performance MaterialsAlvin, TXComplex Materials

B

FacilityLocationType
Bear CreekPowder River Basin, WYUranium Recovery

C

FacilityLocationType
CB&I Federal Services, LLCKnoxville, TNComplex Materials
Christopher M. Crane Clean Energy Center Middletown, PAPower Reactor
Cimarron (Kerr-McGee)Oklahoma City, OKComplex Materials
Colorado Legacy Land – Schwartzwalder MineJefferson County, COComplex Materials
ConocoPhillips CompanyFalls City, TXUranium Recovery
Colorado Legacy Land (Cotter Mill) Cañon City MillCanon City, COUranium Recovery
Crystal River – Unit 3Crystal River, FLPower Reactors

D

FacilityLocationType
Dawn Mining CompanyFord, WAUranium Recovery
Dresden – Unit 1Morris, ILPower Reactor
Duane ArnoldPalo, IAPower Reactor

E

FacilityLocationType
Eberline ServicesRichmond, CAComplex Materials
ExxonMobil CorporationThree Rivers, TXUranium Recovery
ExxonMobil HighlandsConverse Co., WYUranium Recovery

F

FacilityLocationType
Fermi – Unit 1Newport, MIPower Reactor
FMRI, Inc. (Fansteel)Muskogee, OKComplex Materials
Fort CalhounFort Calhoun, NEPower Reactor

G

FacilityLocationType
General Electric Co. – GETRSunol, CAResearch & Test Reactor
Global Tungsten & Powders CorporationTowanda, PAComplex Materials

H

FacilityLocationType
Hecla Mining Company – DuritaNaturita, COUranium Recovery
HomestakeGrants, NMUranium Recovery
HoneywellMetropolis, ILFuel Cycle Facility
Hunter's Point Naval ShipyardSan Francisco, CAComplex Materials

I

FacilityLocationType
Iluka Resources, Inc.Green Cove Springs, FLComplex Materials
Indian Point – Unit 1Buchanan, NYPower Reactor
Indian Point – Unit 2Buchanan, NYPower Reactor
Indian Point – Unit 3Buchanan, NYPower Reactor
Ineos USA, LLC (formerly BP Chemical)Lima, OHComplex Materials
Intercontinental Energy CorporationThree Rivers, TXUranium Recovery

J

FacilityLocationType
Jefferson Proving GroundMadison, INComplex Materials

K

FacilityLocationType
Karnish InstrumentsLock Haven, PAComplex Materials
KewauneeKewaunee, WIPower Station
Keystone Metals ReductionCheswick, PAComplex Materials

L

FacilityLocationType
Lead CascadePiketon, OHFuel Cycle Facility
Lead Cascade (Centrus)Piketon, OHComplex Materials

M

FacilityLocationType
McClellan Air Force BaseSacramento, CAComplex Materials
Millstone – Unit 1Waterford, CTPower Reactor

N

FacilityLocationType
Norton/St. GobainWorcester, MAComplex Materials
NFSErwin, TNFuel Cycle Facility
Nuclear Ship SavannahWashington, DCPower Reactor
Nuclear Test Reactor (NTR)Sunol, CAResearch & Test Reactor

O

FacilityLocationType
Oyster CreekForked River, NJPower Reactor

P

FacilityLocationType
PalisadesCovert, MIPower Reactor
Pathfinder – Lucky MCGas Hills Mining District, WYUranium Recovery
Pathfinder – Shirley BasinMills, WYUranium Recovery
PCC Structurals, Inc.Milwaukie, ORComplex Materials
Pearland-Manvel LandfillPearland, TXComplex Materials
Peach Bottom – Unit 1Delta, PAPower Reactor
Picatinny ArsenalPicatinny, NJComplex Materials
Pilgrim Nuclear Power StationPlymouth, MAPower Reactor

R

FacilityLocationType
RemacorWest Pittsburg, PAComplex Materials
Rio Algom – Ambrosia LakeGrants, NMUranium Recovery
Rio Algom Uranium MillSan Juan County, UTUranium Recovery
Rio Grande Resources CorporationHobson, TXUranium Recovery

S

FacilityLocationType
Safety Light Corporation (SLC)Bloomsburg, PAComplex Materials
San Onofre – Unit 1San Clemente, CAPower Reactor
San Onofre – Units 2 & 3San Clemente, CAPower Reactor
Sequoyah Fuels CorporationGore, OKUranium Recovery
Shallow Land Disposal Area (BWX Technologies, Inc.)Vandergrift, PAComplex Materials
Shieldalloy Metallurgical CorporationNewfield, NJComplex Materials
Solvay USA, Inc.Freeport, TXComplex Materials
Starmet CMIBarnwell, SCComplex Materials
Starmet Corporation (formerly Nuclear Metals)Concord, MAComplex Materials
Superbolt (formerly Superior Steel)Carnegie, PAComplex Materials

T

FacilityLocationType
TDY Industries, Inc. (dba Wah Chang)Albany, ORComplex Materials
Texas InstrumentsAttleboro, MAComplex Materials
Three Mile Island – Unit 2Middletown, PAPower Reactor

U

FacilityLocationType
Umetco UravanUravan, COUranium Recovery
Umetco Minerals CorporationGas Hills, WYUranium Recovery
UNC Naval ProductsNew Haven, CTComplex Materials
United Nuclear CorporationGallup, NMUranium Recovery

V

FacilityLocationType
Vallecitos Boiling Water Reactor (VBWR)Sunol, CAPower Reactor
Vermont YankeeVernon, VTPower Reactor

W

FacilityLocationType
West ValleyWest Valley, NYComplex Materials
Western Nuclear Inc. – Split RockGolden, COUranium Recovery
Westinghouse Electric (Waltz Mill)Madison, PAComplex Materials
Weston Solutions (Kerr-McGee)West Chicago, ILComplex Materials
Whittaker CorporationGreenville, PAComplex Materials
Wyman Gordon CompanyNorth Grafton, MAComplex Materials

Page Last Reviewed/Updated Monday, June 29, 2026

Page Last Reviewed/Updated Monday, June 29, 2026