 Detached in April 1968, "Rowan" rejoined the 7th Fleet on 6 April 1969, and after operations in the Sea of Japan as part of Operation Formation Star, the "Rowan" again served off Vietnam, returning to San Diego in September for local operations which took her into 1970.Late in January 1970, she entered the drydock at Hunter's Point Naval Shipyard for overhaul.