 By late May it had become clear that 30 June departure date was unrealistic and so in late June HMM-364 turned over their helicopters to the new VNAF 217th Squadron, HMM-162 returned to Da Nang.On 21 September the USMC evacuated Da Nang AB as Typhoon Tilda approached, the Marines returned to their damaged base on 23 September.On 29 September 1/9 Marines was replaced by a platoon from Company E 2nd Battalion 9th Marines.