The Marine Corps Air Station (MCAS), Yuma Drug Demand Reduction (DDR) Program objective is to provide Marine Corps plans, policy and resources to improve and sustain the capabilities of commanders to provide opportunities to prevent problems which detract from unit performance and readiness.

The Primary goal of the DDR Program is to reduce health and social cost to the military of illegal drug use. DDRP provides extensive drug testing for Marines, education and awareness programs focused on maintaining military readiness.