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I ABIJ B 2 Latroraton Results (Groundwater/Hydropunch - August 1995) ' 13 T L X I PH-G I[PH Detection 03 03 03 06 005 00 5 5 tmple I D Limits ttg/l FLe/I Fig/l n l mg/1 mg/l r�ii�sef I 1,'-111`141 y5 U i 1 ND 8 " ND 0 7' I Itli��el1 1 432 lil13-X „ 951u1 260 ND R 3 3h l 0 tl 't (dicul) MI t 011%Lisiuns 1naltitioZl I pai[.5 per honlon 1PP I 131 i-x -h6ri/LTIL tOluutL .tli%l bLnZLIIL Ind ev11.n1, niA I p ir[4 p,.r intllio11 Ippm) 1 PI 1-(j total pLtrnluint IivdrOL-L'bons quaoltfn.d 1s,asolim. I I MI tool Lxtrac table PLIWILU n hNdro,Irhons quantihLd as dia el 111utnr nil Ind 11Lro,L11L ' v1) 001141 dLteLtLd at or Ihov4,tlta,rrportLd lahoralory di-teLtlOn limits a dntaLtula lt0ut rued dui t0 gaso1111c inkrlLrLncL Based on the, lesults of the August 1995 investigation C ondor ri:commended additional investigation be conducted to evaluate, the extent of the hydrocarbon plume (refcrcnce Suit unci Grounclwatei Investtgation Report prLpalt-d b} ( candor dated September 26 1995) Mr Ronald Rowe of the PHS/E-11D verbally approved tli(, proposal tin additional 1nve,tlgation during a tele.phonc clmver,ation with C ondor in told-I'ebruary 1996 ()n N11gu,t 2e) 1996 tI\L (teoprobL borehole, ((rP-I through (,P--5) Wert- ln,talled A the sltc ( ,LL the. figure attached to the. back of .'Appendix 13 for bolehalc locations) I Anda l urkette of the. PHYL IM wa, on ,ite to observe the fieldwork Soil and groundwater tramples were, wllccted during the investigation for laboratory analyse, 111L ie,ults of the laboratory analysc5 Indicated that elevated concentrations of 1PH-(j BTFX, and M FBI were detected at 0P-4 1 he mpti (motoi oil range) concentrations detected in soil samplers collected from OP-2, (1P-3, and GP-4 are questionable and are likely to be associated with the natural organic content of the soil (i e peat) which is known to produce false positive results (See I abler B 3 and B 4 on the next page)