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i <br /> Table 1 Wage 2 of 2 <br /> Groundwater Elevation and Analytical Data <br /> ARCO Service Station 9434 <br /> 501 W Kettleman Ln Lodc CA <br /> Well Depth Groundwater Groundwater Ethyl Xylenes <br /> Well Dale Elevation t0 Water Elevation Elevation TPI-Ig Benzene Toluene benzene (total) M15E DO 08G <br /> Number Sampled (ft MSL) (ft TOC) (ft MSL) Change(tt) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb} (rVW (mg1L) <br /> W 3 11211200D P 4246 5441 1195 <50 <0 5 <0 5 <D5 <0 5 <2 2 3 <br /> 4128/2000 P 5347 1101 094 <50 <0 5 <05 <0 5 <0 5 <2 5 1 2 <br /> 9/5/2000 P 58 02 1556 4 55 <50 <0 5 <0 5 <0 5 <0 5 <2 5 0 <br /> 1 211 512 0 0 0 P 5641 1395 161 <50 <0 5 <0 5 <0 5 <05 <2 5 123 <br /> 311512001 P 5463 1217 1 78 <50 <0 5 <0 5 <0 5 <0 5 <2 22 <br /> 511112001 P 5465 1209 0 06 <50 <05 <0 5 <0 5 <0 5 <2 0 9 <br /> 911212001 P 5992 1746 537 <50 <0 5 <0 5 405 <0 5 <2 02 <br /> 1 211 4/200 1 P 5787 1541 205 <50 <0 5 <05 <0 5 <0 5 <0 5 22 <br /> 3/11/2002 P 5553 1307 234 <50 <0 5 <0 5 <0 5 <0 5 <0 5 32 <br /> 6!2012002 NP 5797 1551 2 44 <50 <0 5 <0 5 <0 5 <0 5 <0 5 2 0 <br /> W 9 1/21/2000 P 44 40 56 16 1176 <50 <G5 <0 5 <0 5 <0 5 6 2 5 <br /> 4128!2000 P 5527 1087 089 <50 <0 5 <0 5 <0 5 <0 5 <2 5 59 <br /> 915!2000 NP 6003 1563 4 76 113 <0 5 <05 <0 5 7 <2 430 <br /> 111112000 P 59 38 1498 065 <50 <0 5 <0 5 <05 <0 5 <2 5 <5(a) <br /> 12/1512000 P 5821 1381 1 17 <50 <0 5 <0 5 <0 5 <0 5 <2 5 109 8 <br /> 3115/2001 P 5644 1204 177 <50 <0 5 <05 <0 5 <0 5 <2 1 8 <5 <br /> 5111/2001 P 5643 1203 001 <50 <0 5 <0 5 <0 5 <0 5 <2 33 <5 <br /> W1212001 P 61 85 1745 542 <50 <0 5 <05 <0 5 <0 5 <2 43 <5 <br /> 12/1412001 P 5967 1527 218 <50 <D5 <0 5 <0 5 <0 5 <05 35 <5 <br /> 3/1112002 P 5731 1251 2 36 <50 <0 5 <0 5 <0 5 <0 5 <0 5 3 5 <5 <br /> 6/20/2002 NP 5991 15 51 260 <50 <0 5 <0 5 <0 5 <0 5 <0 5 51 <5 <br /> Trip 5/1112001 <50 <0 5 <0 5 <0 5 <0 5 <2 <br /> (91ank 9/1212001 <50 <0 5 <0 5 <05 <0 5 <br /> 12/14/2001 450 <0 5 <0 5 <0 5 <0 5 <br /> 311 1/2002 <50 <0 5 <0 5 <0 5 <0 5 <br /> $12012002 _ <br /> Notes <br /> TPHg=Total petroleum hydrocarbons as gasoline mg/L=milligrama per liter <br /> WE u Methyl ten butyl ether P1NP=purged/not purged <br /> DO=Dissolved oxygen =analyzed using EPA Method B260 <br /> O&G=Oil&grease <=below given laboratory detection limit <br /> ff M feet =not measured or analyzed <br /> MSL=mean sea level (a)=sample analyzed for Total lead using EPA Method 6010 and Chlonnated hydrocarbons using EPA Method 624 analytes reported as nondetectable <br /> TOC=top 01 casing <br /> ppb=parts per billion <br /> K 115 8P ARC0100434110uanerly�2 QTR 02,Tabie i and 2 As <br />