▁ports ▁in ▁the ▁ 1 4 th ▁Naval ▁District . ▁During ▁that ▁time , ▁she ▁changed ▁design ations ▁twice . ▁On ▁ 1 7 ▁July ▁ 1 9 2 0 ▁when ▁the ▁Navy ▁first ▁adopted ▁alpha - numeric ▁h ull ▁design ations , ▁she ▁became ▁AT - 2 8 . ▁ ▁She ▁was ▁in ▁Pear l ▁Har bor ▁during ▁the ▁Japanese ▁attack ▁there ▁on ▁ 7 ▁December ▁ 1 9 4 1 . ▁On ▁ 1 5 ▁May ▁ 1 9 4 4 , ▁she ▁was ▁red es ign ated ▁A TO - 2 8 . ▁In ▁the ▁fall ▁of ▁ 1 9 4 5 , ▁S unn adin ▁was ▁ordered ▁to ▁report ▁to ▁the ▁Command ant , ▁ 1 2 th ▁Naval ▁District , ▁for ▁de comm ission ing ▁and ▁dispos al . ▁S unn adin ▁was ▁de comm ission ed ▁on ▁ 4 ▁April ▁ 1 9 4 6 . ▁Her ▁name ▁was ▁struck ▁from ▁the ▁Navy ▁list ▁on ▁ 8 ▁May ▁ 1 9 4 6 . ▁On ▁ 1 5 ▁January ▁ 1 9 4 7 , ▁she ▁was ▁delivered ▁to ▁the ▁Mar itime ▁Commission ▁at ▁Mare ▁Island , ▁California , ▁for ▁dispos al . ▁ ▁Hon ors ▁S unn adin ▁earned ▁one ▁battle ▁star ▁during ▁World ▁War ▁II . ▁ ▁References ▁ ▁External ▁links ▁ ▁Ph oto ▁gallery ▁at ▁nav source . org ▁ ▁Category : Bag adu ce - class ▁fleet ▁t ugs ▁Category : Sh ips ▁built ▁in ▁Washington ▁( state ) ▁Category : World ▁War