Marine Corps Base Camp Pendleton is "The West Coast's Premier Fleet Marine Force Training Base" with the responsibility of providing housing, training facilities and logistical support for the Fleet Marine Force elements and other units assigned here. In addition, the base conducts specialized schools and other such training as the Commandant of the Marine Corps may direct. Major commands are Marine Corps Base, 1st Marine Expeditionary Force, 1st Marine Division, 1st Marine Logistics Group, elements of the 3rd Marine Aircraft Wing, and many tenant units (Marine Corps Air Station Camp Pendleton, ACU-5, Naval Hospital, the Marine Corps Tactical Systems Support Activity (MCTSSA), Weapons Field Training Battalion, Naval Weapons Station Fallbrook, and the Deployment Processing Command Reserve Support Unit - West).