Kammala wannan jumla: A watan Maris na 1944, "Monongahela" ya shiga cikin rukunin At-Sea-Replenishment Group for Fast Carrier Task Force 58, don sauran yakin da ke ci gaba da aiki tare da masu saurin sauri, suna shiga cikin kowane babban aikin tsakiyar Pacific daga Hollandia, New Guinea, mamayewa a watan Afrilu 1944 zuwa mamayewar Okinawa shekara guda daga baya. Oiler ya goyi bayan fuka-fuki a lokacin hare-haren na biyu a kan Truk, mamayewa na Marianas, Yakin Tekun Philippine, mamaye Palaus,
Yaƙin Leyte, da kuma 'yancin Philippines. A watan Nuwambar 1944, ta kasance daya daga cikin masu man fetur a cikin Kyaftin Jasper T. Acuff's At-Sea-Refueling Group wanda ya yi haɗari ta hanyar Surigao Strait zuwa Gabashin Tekun China don yin amfani da jirgin ruwa na 3 na Admiral William F. Halsey / TF 38 a lokacin da yake kai hare-hare a kan Indochinese da China. Har ila yau, jirgin ya goyi bayan mamayewar Iwo Jima da Okinawa, inda ya tsere daga lalacewar hare-haren iska a Kerama Retto, a ranar 16 ga Afrilu, 1945. A ƙarshen aikin Okinawa a watan Yuni, "Monongahela" ya tashi zuwa San Francisco don gyare-gyaren da ake bukata wanda har yanzu yana ci gaba lokacin da aka dakatar da tashin hankali a ranar 15 ga Agusta.