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TA E 1 <br /> GROUND WATER ANALYTICAL TESTING RESULTS <br /> 5400 and 5606 Pacific Avenue,Stockton,California <br /> concentration in pg/L <br /> [Sample ID I DTVY TPII-C BLNZENE I sec-BB I n BUTYL 1 1,2 DCA EB I IPB I N1 BL I NAPIIT n PB I IOLUENE 1,2,4 TIM 1,3,5-TNIB XYLENES Nlethil Ethanol <br /> NOTES <br /> Only compounds which were detected are shown on this table <br /> (1)Samples taken on 12 19-95 were analyzed outside of their holding time <br /> 12-0694 1,2 Dichloropropane was detected in hell MW 1(5 3 <br /> 02-0895 1 2 Dichloropropane was detected in well MW I(l 3 pg/L) <br /> 06-21 95 1,2 Dichlotopropane was detected in wells MW-1(1 b pglL)and MW4(1 3 pg/L) Methylene chloride was detected in cells MW 3(4 81rglL)and MW 4(2 4 Vg/L) <br /> 03-11 96 Chloroform was detected in wells MW-1(3 7 pg/L),MW 5(3 0 pg/L) and MW 6(1 3 pg/L) <br /> 06-19-96 1,2 Dichloropropane was detected in well MW l(1 2 pg/L) <br /> 12-05 96 Chloroform was detected in well MW-1(2 6 pg/L) <br /> 12-1097 Chloroform was detected in wells MW-1(1 6 pg/L)and MW-5(1 2 pg/L) <br /> 09-1698 1 2 Dicbloropropane was detected in hells MW-I(1 2 pg/L)and VEW 5(3 4 pg/L) <br /> 09-16-98 p-Isopropyl toluene was detected in wells MW-1(1 5 pg/L) VEW 4(8 4 pg/L),and VLW-5(62 pg/L) <br /> 09-16-99 p Isoprop)Itoluene has detected in well MW-2(i 1 pg/L) <br /> 09/19/00 Tetrachloroethene was detected in well MW 18(1 4 pg/L) p isopropyltoluene was detected in Nell MW 19D(I l pg/L) <br /> Several wells contained methylene uhlonde a laboratory contaminant <br /> 12/13/00 Methylene chloride a laboratory contaminant was detected in well MW 13(25 0 pgfL) Several wells contained chloroform in low concentrations <br /> The chloroform is believed to be derived from the tap water used to decontaminate the pump and hose system <br /> 09/25/01 Tetrachloroethene was detected in%.ells MW-27(4 1 pg/L)and MW-18(1 6 pg/L) <br /> p-lsopropyltoluene was detected in well MW 8D @ 45 (25 pgrkg) <br /> 09/22/02 Tertiary Butyl Alcohol was detected in wells MW 3(70 jig/L),MW-4(19 lig/L),MW-14A(5 6 pg1L),MW-25S(37 pg/L) and MW 25D(38 pglL) <br /> Chloroform was detected in well M vV-I(3 0 pg/L)and I etrachloroethene was detected in wells MW-I8 (0 85 pg/L) MW 21S(0 58 pg/L) and MW-27(2 3 pg/L) <br /> <=Not detected at or above concentration limit listed <br /> NA=Not Analyzed <br /> 1,2 4-TMB=1 2 4-Trrmethylbenzene <br /> 1,2 DCA=1,2-Dichloroethane <br /> 1,3 5 TMB=1,3 5 Trime(hylbenzene <br /> DTW=Depth to Water <br /> EB=Elhylbenzene <br /> IPB=Isopropylbenzene <br /> MI BE=Methyl Tertiary Butyl Ether <br /> N-BUTYL=n Butylbenzene <br /> N PB=n Propylbenzene <br /> NA=Not Anal)zed <br /> NAPHT=Naphthalene <br /> ND=Not Detected <br /> NS=Not Sampled <br /> sec-BB=sec-Butylbenzene <br /> TPH-G=Total Petroleum Hydrocarbons s Gasoline <br /> N 1232 ANALYTICALDATA <br /> 1232 ANALYTICAL DATA Page 23 of 23 ENVIRONMENTAL AUD17,INC <br />