To learn more about the Rocky Mountain Arsenal, please contact the site in one of the following ways:


RMA Public Affairs Office

To speak to an RMA representative, please call 303-289-0200, or email


Regulatory Agency Contacts

U.S. Environmental Protection Agency 
Contact: Ryan Kloberdanz, Community Involvement Coordinator, 303-312-6078.

 Colorado Department of Public Health and Environment 
Contacts: Susan Newton, Rocky Mountain Arsenal Project Manager, 303-692-3321; or Laura Dixon, Community Involvement and Communications Manager, 303-692-3373.

 Adams County Health Department 
Contact: Joseph Chisholm, RMA Field Specialist, 720-375-1242


Document Requests

The Rocky Mountain Arsenal maintains an extensive administrative record containing documents related to the environmental investigation, cleanup and transition of the site.

Community members can review or request those documents in a number of ways. To learn more about which documents are available online—or how you can review documents in person or submit Freedom of Information Act requests, please visit our Documents Request page here.


Rocky Mountain Arsenal National Wildlife Refuge

For questions about refuge programs and conservation efforts, please contact the U.S. Fish and Wildlife Service at 303-289-0930 or visit the Refuge online.