Region IV Agreement State Complex Materials Sites Undergoing Decommissioning

Of the 55 complex materials sites that are currently undergoing decommissioning in the United States, 17 sites in Region IV are regulated by the States of California, Colorado, Kansas, Nebraska, and Oregon, which the U.S. Nuclear Regulatory Commission (NRC) has designated as Agreement States. The map to the right illustrates the relative locations of these sites, and the tables below provide links to their descriptions, which include site status summaries, any major technical or regulatory issues, and the estimated date for closure of each site. These site descriptions were provided by the respective Agreement States, and the NRC makes no claim regarding the validity of that information. Please contact us if you have any questions or comments.

CA

Name	Location
AeroJet Ordnance Company	Chino, CA
Chevron Mining, Inc. (formerly Molycorp, Inc.)	Mountain Pass, CA
Excel Research Services, Inc.	Fresno, CA
General Atomics	San Diego, CA
Halaco	Oxnard, CA
Isotope Specialties	Burbank, CA
Magnesium Alloy Products	Compton, CA
Providencia Holdings, Inc.	Burbank, CA
The Boeing Company	Simi Valley, CA

CO

Name	Location
Clean Harbors — Deer Trail	Deer Trail, CO
Redhill Forest Mutual Water & Cattle Assn	Fairplay, CO

KS

Name	Location
Air Capitol Dial	Wichita, KS
Aircraft Instrument & Development/ RC Allen Instruments	Wichita, KS
Century Instruments Corporation	Wichita, KS

NE

Name	Location
University of Nebraska—Lincoln (LLWR Disposal Site)	Mead, NE

OR

Name	Location
PCC Structurals, Inc.	Milwaukie, OR
TDY Industries (dba Wah Chang)	Albany, OR