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' On AuL�utit 29. 1996, tiNe (ieoprohc borehole~ ((J['-I thro0!,h (111-5) wvere installed at the site (yet: the figure <br /> ,iit,iclicd Io the hack of' :appendix 13 1-or horcliolr locatio(is). 1-mi-la Furkettc ot' the PHS/El ID %%as on .site to <br /> ol)scr�c Ow liekk%ork. Soll and '-,roundwater saniples were collected ditrit)', the investigation tOr 1a1)0ratory I <br /> anak scs I Ile results ot- the laboratory analyses indicated that elevated concentrations of- 'FPI i-(;. 131 T t, and <br /> \TY131: %acre detected at (iP-4. 'ilie TEPl1 Onotor oil range) concentrations detected in soil samples collected <br /> I•rrnn (tP 6P-3. and ()P-4, are questionable and arc likely to he associated with the natural or4ganic content ot' <br />' the soil (i.e.. peat), wliicl) is known to produce false positive results (ties Fables B.3 and 13.4, below). <br /> TABLE 13.3 <br />' Laboratory Results (Soil/Geoprobe) <br /> B T E \ MTBE TP11-G rE,P11 <br /> I <br />' Detection 5.0 5.0 5.0 5.0 5.0 4.0 LO-10 <br /> ~ample 1.D. Limits: µ};/k1; µ9lk1z !lt'ikt: rngikg µp/kp, mglkg <br /> I4;�-lil'I-`1 \D NI) \1l I \1) ND `1) ND <br />' I <br /> 1431-6112-11 ND \D ND \1) ND ND 45 (motor oil range") <br /> 14i'_-tit'-3-t1) \I) \D \I) I til) l4 \1) 31)(motorotl ranee') <br /> 1 1432-(il'4-i 920 1.1110 \1)I I{1111 I \I)i toll} 11.000 ,8 5i un tar oil ranuc <br /> I <br /> i <br /> l n 5 AJ. li!,I u._al <br /> ii--- k; park rcr hillion Ipphl 4I I.X hCnLCFjC,roluCnc, rth+I hcnicnc..mJ total v}Icnc, <br /> T717- ki,..parts per million Ipprttl \fllil rncthcE icniarN hut+l ether <br />' I PH-G i total petroleum irk drslcarhon.,yuanuticd.r;gasulinc <br /> tr l'll total cxtrao.lhle r L:in+lctrm h\ rrhons.quantified:IS diesel,rnoior 011.Md <br /> koro,enc. <br /> \1) nnnc dC[CC[ed at or aho%e lahoratnty d0cctson limits <br />' (Ion) -doeciion limits raved due to€.wllinc imcoctence <br /> (motor oil range'') ,Ir.anres dcteetcd within the motor nil hoacvcr <br /> do nut match the motor oil pattem <br />' TABLE B.4 <br /> Chemical Analyses (Groundwater/Geoprobe) <br /> B T E x MTBE TP11-G TEPH <br />' Detection 0.3 0.3 11.3 U.(, 1.0 0.05 0.05-0.5 <br /> ~ample I.U. !.units: µg/1 µt;11 pg/1 Itkll tri;/I µt/1 rot;/1 <br /> 14.+2-GPl-8129:9[+ NE) 0.3 ND \i) \D til) till <br /> 1412-(;1"-Rr 2 P)O 11.4 0 h till u.l, ND ;tit) ND <br /> 1432-(;P4-8i29/96 69 000 60 400 1.300 2.7 ND <br />' I432-(;1'5-8i29i9n ND til) ND ti'I) tiD ND ND <br /> l int('onvcrstons: d?a!lYt]q;ll <br />' lip-A parts per Killion(pph) 1i'fliX =henicne.toluene,etlt)l henxene,and xylene. <br /> ni ;I parts per million(ppm) 11T1![; meth}'1 tertian butyl ether. <br /> [t'11•l i total petrolcutn h}drucarhons.�ruantificd aS gasoline_ <br /> 111'l l total c\tmwtahle petrn)cuin hvdrocarhons,quantified as diesel, motor oil.and <br /> hcnncite. <br /> \I) nnnc delected at or above the rcrorled lahorah+ry detection limits. <br />