This is the website for the Ground Based Strategic Deterrent (GBSD) Test Program Environmental Assessment/Overseas Environmental Assessment (EA/OEA). The final documents pertaining to the GBSD Test Program EA/OEA can be found in the Documents section. The Department of the Air Force has finalized the GBSD Test EA/OEA and signed the Mitigated Finding of No Significant Impact on 11 June 2021.

POINT OF CONTACT: The point of contact for questions, issues, and information relevant to the GBSD Test EA/OEA is Mr. Allen Holdaway, DAF C AFNWC-NXLR, 6030 Gum Lane, Bldg. 1217, Hill AFB, Utah 84056. Mr. Holdaway can also be reached by calling (801) 777-4752, or by e-mail at

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