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MM, r r MM M rrl i■r Mao air rr MI <br /> 0 able 1 0 Z <br /> Groundwater Monitonng Data <br /> The Trammisslon Shop <br /> 515 West Charter Way,Stockton,Callfomla <br /> Tap of <br /> TOC DTW FP OWE Screen TPHg B T E X MtBEt'l TBA RIPE MTBE TAME <br /> Well ID Date feet MSL) feet bloc) (feet) (feet MSL) (feet btoc (NgIL) g/L) (/rg/L) (pg/L) gIL) A) (pg1L) (ug/L) (y g) (ag/L) <br /> VW 4 02/22/02 833 1982 0 1149 2000 <50 4 5 <05 <0 5 <0 5 <0 5/— <br /> 05/31/02 833 1991 0 1158 <50 <05 <0 5 <0 5 <0 5 <0 5/— — — — — <br /> 8/231021q 833 — — — — -- — — — — <br /> 11/13/02 833 2214 0 1381 75 29 23 13 8 7 201- <br /> 02/11/03 <br /> 0/-02/11/03 8 33 20 DO 0 1263 60 28 16 12 55 <1 0 -- — — — <br /> 05/29/03 833 2062 0 1229 100 94 45 22 11 <1 0 — — — -- <br /> 08/04/03 833 2148 0 1315 <50 <10 <10 24 <3 0 <5 0 — <br /> Note <br /> TOC=Tap of casing TPHG=Total petroleum hydrocarbons as gnaline TPHg analyses on 5/29/03 by EPA Method 80158 <br /> DTWI'=Depth to water BTEX=Benzene,tcluene,ethylbenzare,xylenes BTEX and Oxygenate analyses on 5/29/03 by EPA Method 82608 <br /> FP=Free product thickness MTBE=Methyl tett butyl ether I']=MtBE by EPA Method 80M NIBE by EPA Method 8260 <br /> GWE=Groundwater elevation DIPE=Dhisopropyl ether R1=Nm typical gas pattern was present <br /> MSL=Mean sea level ETRE=Ethyl left-butyl ether rl=Sample cdlecled on 225100 Depth to water measured V x00 <br /> btoc=below top of casing TBA=Ten butyl alcohol =Wells on site resurveyed on 3+5102 <br /> gh=Micrograms perkier TAME=Ten amyl methyl ether na=Inacoesible,station dosed/gate locked <br /> I <br /> I <br /> K\l mctplkprgectsVrgectst88M11A1QuaAmtys14g0219Q03 <br /> 10121/2003 Page 3 63 <br />