.. ,4 . . . . ., . .. 239, 240PU SPECII”IC NC) ACTION < 40 pCi/g A() . 400 pCi/g > 400 pCi/g FOR ISLAND GUID.%XC E FOR .ACTIOX COXSIDERk;D coP\RzcTil’E SOILS lf’lTH OX A CASE -B Y- C.4SE BASE ~>C”lION ~\L~z~RED. 40-400 pCi/g: 10 2.. 3. 4. AhfOU>’T OF EFF03T PROP~ -.9LY GIVEN SOIL CONCEXTF.ATIOA-S I:< CREASE. IXCRE-%SES AS 5. WHEN ACTION IS T.%KEN, OBJECTWE IS TO .ACI+IEVE SU13STANTI-~. L REJ3UCTION IIi SOIL CONCENTR-+TION OF PU AND TO REDUCE TO LOIVEST PR%CTIC.4B~ LEVEL. . -+. ....___ ...—— ——..—... —.—. -----— -... ------.---—-—--L -.—.—.