United States Nuclear Regulatory Commission - Protecting People and the Environment

NRC-Regulated Complex Materials Sites Undergoing Decommissioning

Of the 56 complex materials sites that are currently undergoing decommissioning in the United States, the U.S. Nuclear Regulatory Commission (NRC) currently regulates 18 sites, located in 10 States, overseen by the agency's 4 regional offices, as illustrated by the following map. The table below the map identifies these sites and 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 a quick summary in open format (Microsoft Excel), see Status of NRC-Regulated Complex Materials Sites Undergoing Decommissioning, as well as the related Data Dictionary (both in Microsoft Excel format).

Complex Materials Complex Materials    
* Materials licensees in Missouri (MO) are overseen by Region III.
** Region I oversees all materials licensees in Region II.
*** Hunter's Point Naval Shipyard and McClellan Air Force Base in California are not NRC-regulated decommissioning sites; however, the NRC staff is staying informed of the remediation at those sites.

Region I/Region II
Region I oversees all materials licensees
in Region II.
Region III Region IV
Materials licensees in MO are overseen by Region III.
State Site Name State Site Name State Site Name
CT UNC Naval Products IN Jefferson Proving Ground (Dept. of Army) CA Alameda Naval Air Station
Hunter's Point Naval Shipyard
McClellan Air Force Base
MI AAR Manufacturing, Inc. MO
Mallinckrodt Chemical Inc.
MD Beltsville Agricultural Research Center Sigma-Aldrich
NJ Picatinny Arsenal Westinghouse Electric (Hematite Facility)
Stepan Company
NY West Valley Demonstration Project OK FMRI, Inc. (Fansteel)
PA Shallow Land Disposal Area (BWX Technologies, Inc.)
Cimarron (Kerr-McGee)
Page Last Reviewed/Updated Thursday, May 22, 2014