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i <br /> TABLE B.3 <br /> Laboratory Results(Soil/Geoprobe) <br /> B T E X MTBE I PH-G I EPII <br /> Detection so 50 50 50 50 10 to-to <br /> Sample I D Limits µglkg µg/kg µg/kg µg/kg mg/kg µglkg mg/kg <br /> 1432-(,P1-9 Nle NU NI) ND Nl) ND ND <br /> 1432-(,P2-11 ND ND NI) ND NI) N1) 45 (motor o i I range') <br /> 1432-GP-3-10 ND ND ND ND 14 ND 39(motor oil rangt?) <br /> 1432-(r114-5 920 1500 N1)(loo) ND(100) 14000 28 15 (motor oil rmige?) <br /> 1132-OP5-13 T—ND ND ND ND NI) ND N1) <br /> Unit(onvcrnion,, Analytita] <br /> µg/kg p inti per billion(pph) 13T1 X=ben7cnc tOhient clhyl bcnzLnc and total ay Imes <br /> mg/kg part~ptr million(ppin) M[Br-–methyl tertiary butyl ether <br /> [1'11-(,–total petroleum hydrocarbunti qu intilied as gasolmc <br /> I 1 fit -total extractable,petrnitunt hvdrocarbons quantified as ditstl motor[it) <br /> I and ktrosene <br /> ND none detLCted at or above laboratory detection limits <br /> (100)-dctcelttin Itmt15 rd1%td dot to gauilmc mierftrenct. <br /> (motor oil rangy)–organics detected w ilhin the motor oil ruige howevtr <br /> do not match the motor nil patttrn <br /> TABLE B 4 <br /> Chemical Analyses (Groundwater/Geoprobc) <br /> B 1 P ♦ NITBE TP11-G TEPII <br /> I Detection 03 03 03 06 1 0 005 0 05-0 5 <br /> Sample I D Limits µg11 Ing/1 Ag/1 µg/1 pg/l µgll mg/1 <br /> 1432-(il'l-8/29196 ND 0 3 ND ND ND N1) ND <br /> 1432-(iP2-8/29/96 04 06 NI) 06 ND ND ND <br /> 1432-(2P4-8Q29/96 69 600 tib 400 1 300 2 7 NJ) <br /> 1432-(jP5-8129196 ND NI) ND ND ND ND NC) <br /> llnn(onytrsiom Analytical <br /> p&11 part~ptr billion(ppb) BTEX-berizent laluene abyl bin/int and xylene <br /> mg/I part%ptr million(ppm) M 1 BE=methyl tertiary butyl ether <br /> 3 PI 14,-total petroltum hydrocarbons quantified as gasolint <br /> I fl•PI I-total extractable pttroltum hydrocarbons quantifitd as diesel motor oil <br /> and kerosene <br /> ND-none detected at or above the reported laboratory detection limits <br /> Based on the results of the (reoprobe investigation, Condor recommended that monitor wells be installed at the <br /> site to Investigate and monitor the lateral ext(,nt of the gasoline and diesel contamination plume (reference - Soo! <br /> and Groundwater lnverttgation Report, prepared by Condor, dated September 30, 1996) Mr Ronald Rowe of <br /> the PIIS/EfID approved the proposal for the monitor well installation In correspondence to Condor, dated <br /> February 6, 1997 Condor subsequently prepared the Work Plan for Monitor Well Installation, dated May 30, <br /> 1997 A,, described In Section 1 0 of this r(,port, the Work Plan was approved by the PHS/EIID and the <br /> Reclamation District in July, 1997 <br /> I <br />