ACU-1

• Origins: Assault Craft Unit One (ACU-1) was established in 1949, making it one of the oldest continuously operating amphibious assault units in the United States Navy. • LCU Operators: ACU-1 specializes in operating and maintaining Landing Craft Utility (LCU) vessels, which are essential for transporting troops, vehicles, and cargo from ship to shore. • First West Coast LCU Unit: ACU-1 is the Navy's first West Coast unit dedicated to LCU operations, supporting Pacific Fleet amphibious forces. • Vietnam War Service: ACU-1 craft and crews participated extensively in the Vietnam War, conducting riverine and coastal operations under challenging conditions. • Operation Desert Storm: ACU-1 played a significant role in the Gulf War, supporting the movement of Marines, equipment, and supplies during Operation Desert Storm in 1991. • Humanitarian Missions: ACU-1 has participated in numerous humanitarian aid and disaster relief operations, including responses to tsunamis and typhoons in the Pacific region. • Innovations: The unit has been at the forefront of integrating new navigation and propulsion technologies into LCU platforms to enhance their operational capabilities. • Joint Operations: ACU-1 regularly conducts joint exercises with the United States Marine Corps and allied forces, strengthening interoperability for amphibious assaults and logistics. • Homeport: ACU-1 is based at Naval Amphibious Base Coronado, California, a central hub for Navy and Marine Corps amphibious training and operations. • Legacy and Motto: Known for their motto "Ready, Reliable, and Relevant," the sailors of ACU-1 uphold a legacy of excellence and adaptability in support of U.S. naval and joint operations worldwide.