▁was ▁cred ited ▁with ▁having ▁set ▁the ▁deep est ▁Coast ▁Guard ▁aid ▁to ▁navigation , ▁the ▁San ▁Pedro ▁Channel ▁Tra ffic ▁Lane ▁Bu oy ▁# 7 TL , ▁which ▁was ▁mo ored ▁in ▁ 2 , 7 0 0 ▁feet ▁of ▁water ▁off ▁the ▁coast ▁of ▁Southern ▁California . ▁On ▁ 1 2 ▁March ▁ 1 9 7 0 ▁she ▁set ▁an ▁Ocean ographic ▁Data ▁Collection ▁System ▁( OD CS ) ▁bu oy ▁in ▁the ▁Pacific ▁Miss ile ▁Test ▁Range ▁for ▁the ▁Commander , ▁Pacific ▁Miss ile ▁Range . ▁During ▁ 1 9 8 0 ▁to ▁ 1 9 8 2 ▁she ▁set ▁weather ▁information ▁bu o ys ▁for ▁NO AA ▁that ▁provided ▁information ▁for ▁off sh ore ▁oil ▁dr illing ▁off ▁the ▁coast ▁of ▁Southern ▁California . ▁On ▁ 4 ▁March ▁ 1 9 8 2 ▁she ▁fought ▁a ▁fire ▁ab o ard ▁a ▁F / V ▁off ▁Mal ib u , ▁California . ▁ ▁By ▁the ▁time ▁she ▁was ▁scheduled ▁for ▁de comm ission ing , ▁she ▁serv iced ▁the ▁following ▁" f eder al " ▁a ids ▁to ▁navigation : ▁ 7 6 ▁light ed ▁bu o ys , ▁ 5 0 ▁un light ed ▁bu o ys ▁and ▁ 7 5 ▁minor ▁shore ▁a ids . ▁She ▁also ▁serv iced ▁private ▁a ids : ▁ 5 2 0 ▁light ed ▁bu o ys ▁and ▁the ▁a ids ▁on ▁ 3 3 ▁off ▁shore ▁oil ▁platforms . ▁Wal nut ▁was ▁de comm ission ed ▁on ▁ 1 ▁July ▁ 1