ACU-1

Assault Craft Unit ONE (ACU-1) is a United States Navy unit established in 1959 and based at Naval Amphibious Base Coronado, California. ACU-1 specializes in operating and maintaining Landing Craft Utility (LCU), providing essential ship-to-shore movement of troops, equipment, and supplies during amphibious operations. The unit has supported numerous major military exercises and real-world contingencies, including deployments to the Persian Gulf and humanitarian missions worldwide. ACU-1 continues to play a vital role in enabling the Navy and Marine Corps team to conduct expeditionary and amphibious warfare operations.