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Table 1 <br /> Groundwater Monitoring Data <br /> The Transmission Shop <br /> 575 West Charter Way, Stockton, Ca#tforma <br /> Top of <br /> TOC DTW FP GWE Screen TPHg B T E X MtBEI" TBA DIPE ETBE TAME <br /> Well ID Date (feet MSL) (feet btoc) (feet) (feet MSL) (feet btoc) (pig1L) (pgIL) (pglL) (pIg1L) (Ng/L) (pig1L) (pg/l-) (p,g1L) (pig1L) (ptglL) <br /> VW-2 05/17101 --- 1951 0 ---- 1050 38,600 3,230 <100 950 4,510 <5001--- --- - - - <br /> 09/17/01 - 2147 0 ---- 41,000 5,600 3,000 1,400 7,600 2801---- ---- ---- --- - <br /> 11/15101 ---- 2107 0 ---- 42,000 3,800 2,600 1,600 7,500 <5001---- ---- ---- ---- -- <br /> 2/22/02141 875 2022 0 -1147 29,000 2,800 1,400 340 5,000 <501-- ---- --- ---- -- <br /> 05/31102 875 2035 0 -1160 41,000 5,300 3,100 1,200 8,600 <25/---- ---- ---- - -- <br /> 08/23/02 875 2151 0 -1276 92,000 5,900 3,300 2,100 12,000 <251---- --- --- ---- ---- <br /> VW-3 05/17101 ---- 1944 0 --- 1200 9,930 1,570 140 400 441 <2501--- ---- ---- ---- <br /> 09117/01 ---- 2143 0 - 14,000 3,400 400 640 850 <2501---- ---- ---- ---- <br /> 11/15101 ---- 2183 0 ---- 9,600 1,200 160 360 380 1001--- ---- -- ---- - <br /> 2122/02141 864 2015 0 -1151 7,600 750 120 180 220 <2 51---- ---- - - •-- <br /> 05/31102 864 2030 0 -1166 11,000 1,900 170 450 420 <101-- ---- ---- ---- - <br /> 08/23/02 864 2178 0 -1314 9,800 1,500 110 320 230 <10f---- --- --- - - <br /> VW-4 02/22102 --- 1982 0 ---- 2000 <50 <0 5 <05 <0 5 <0 5 <0 51---- ---- --- -- - <br /> 05/31102 1991 0 ---- <50 <0 5 <0 5 <0 5 <0 5 <0 51---- ---- - -- ---- <br /> 81231021st --- ---- ---- -- --- ---- <br /> Note <br /> TOC=Top of casing TPHG=Total petroleum hydrocarbons as gasoline TPHg and BTEX analyses by EPA Method 8015MI8020 <br /> DTW=Depth to water BTEX=Benzene,toluene,ethylbenzene,xylenes Oxygenate analyses by EPA Method 8260 <br /> FP=Free product thickness MTBE=Methyl test-butyl ether I'I=MtBE by EPA Method 8020lMtBE by EPA Method 8260 <br /> GWE=Groundwater elevation DIPE=Di-isopropyl ether ISI=Non-typical gas pattern was present <br /> MSL=Mean sea level ETBE=Ethyl tent-butyl ether 1�=Sample collected on 2125100 Depth to water measured 20100 <br /> i <br /> bloc=below top of casing TBA=Teri-butyl alcohol 141=Wells on site resurveyed on 3!5!02 <br /> pig/L=Micrograms per Irter TAME=Teri-amyl methyl ether Isl=Inaccesible,station closed/gate locked <br /> N llrancfpllprojectslprofects18801039liAtQuartedys12g021table3g02 <br /> 10/14/2002 Page 2 of 2 <br />