Emirau Island
"Willmarth" subsequently anchored at Blanche Harbor later on the 25th. Late the next day, she got underway on an escort assignment and convoyed to Green Island, Bougainville, arriving on the 29th to screen the transport as she unloaded. She eventually escorted the troopship to Emirau Island and Torokina, Bougainville, before proceeding independently to the Treasury Islands. She conducted training exercises over the balance of September before she performed local escort missions and the like out of her Treasury Islands' base into October.