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Xuly 1983 Laboratory, Brooks AMB T1 78235 13. HUMMER OF PAGES 14. MONITORING AGENCY NAME 6 ADDRESS(iI different heas C.eAwUroiligOfie.) IS. SECURITY CLASS. (.1 this swpod) IS.. OCCALASSI F1CATO ON/D'OWN GRADING SCHEOULEA 14. DISTRIBUTION STATEMENT (of ghd. Report) A4proved for public release; distribution %&limited 17. DISTRI §SUTlOM STATEME14T cia. Of a~efte Wr in in Blockt ". It Offwu 0u 0 0..')4PW WS SUPPLEMEN4TARY NOTES IS. KEY WORDS (Caen*b.-M~". *do* It u...umy ed iddgenify 1W Wock ""MAW) DDT, soil levels, sediment levels, biologioal Tabbs Creek. Langley AM5. ontami~astion 20. AGSTR01ACT (C^a.Aw ea r" *w* side H Uneasedr ed I.~f liphWeeknow.rJ Lh fring Phase ][!-Field Coat Lzmation Study of the Installation Restoratios Program for Langley An,. Virginia. a notable DOT eosatiziatiou was reported for a se~dimnot sample taken is Tabbs Crook whet" regS loed erosees th. creek. Am estensive biologisal. soil amid sediment sampling plan was =Mispted on 30 November 1942. Only cme sediment ample centaimed WT levels of sote. Iapproximately 25(ji-j)(psm). Dielegisal movles collected dowastreem £rf h site of WY Goutagn ties did set cotain dsetectable levels of Mer or D D F711 143 fr 90,T1o* oP I mov $51 is 0461 oosossxv SECUO"tY CILA5IPI,1CATION oP, TMW P~a fb.. D0mW ftou r 0ri y d j sc.i UNOCASSlIED •sCUOTY CLA5IPICATION OF THIS PAGUWheDate Enteu.rm")