McAlester Army Ammunition Plant (MCAAP) is located on 45,000 acres in southeastern Oklahoma. McAlester and the surrounding area have become the regional center for commerce, retail trade, culture, recreation and heritage for Southeast Oklahoma.
MCAAP has six ammunition production, maintenance and renovation complexes and is a major ammunition storage site for all branches of the Armed Forces. With nearly 2,300 storage magazines and six million square feet of covered explosive storage space, it is the Defense Department's largest explosive storage facility.
The mission of MCAAP is to provide goods and services to ensure the war fighter is persuasive in peace and invincible in war.
Official website for McAlester Army Ammunition Plant