Little Mountain Test Facility - The Boeing Company

Located at Hill Air Force Base in Ogden, Utah, Little Mountain Test Facility (LMTF) is a premier U.S. Air Force site dedicated to simulating nuclear weapon environments. Since 1974, Boeing has partnered with the Air Force Nuclear Weapons Center to provide test, evaluation, operations, and maintenance services. LMTF supports critical programs including Minuteman III sustainment, nuclear modernization, re-entry vehicles, and long-range standoff weapons. This state-of-the-art facility ensures the survivability and reliability of the U.S. nuclear deterrent throughout its lifecycle, serving both the Department of Defense and Department of Energy with unique nuclear hardness testing expertise.