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r <br /> TABLE 1 <br /> CUMULATIVE RESULTS OF GROUNDWATER SAMPLING AND ANALYSES <br /> QUIK STOP MARKET NO. 132 <br /> ' 2555 WEST HAMMER LANE <br /> STOCKTON,CALIFORNIA <br /> r <br /> Ethyl- Total Well Depth to Groundwater <br /> ' Date TPH-G Benzene Toluene benzene Xylenes MTBE CO2 Elevation Groundwater Elevation <br /> Sampled (ug/L) (ug/L) (ug/L) I (ug/L) (ug/L) NOL) (mg/L} I (ft above MSL) (feet) (ft above MSL) <br /> otes. <br /> ' ell MW-8 was installed on 11-19-99 and surveyed by Siegfried Engineering Inc.on 12-9-99;MW-2,MW-S,and MW-6 were also surveyed. <br /> ells MW-9 and MW-10 were installed on August 7,2001 and surveyed by Morrow Surveying on August 29,2001 <br /> H-G denotes total petroleum hydrocarbons as gasoline <br /> ' TBE denotes methyl-tert-butyl ether;from 12-3-98 MTBE analyses were performed by EPA Method 8260 <br /> R denotes analysis not requested. NA denotes not available <br /> ug/L denotes micrograms per liter. mg/L denotes milligrams per liter <br /> denotes not detected above listed detection limit for the method <br /> ft denotes feet <br /> MSL denotes mean sea level <br /> ' O=denotes carbon dioxide <br /> •Due to construction activities,the well MW-8 elevation has been changed,but the well could not be resurveyed prior to this monitoring event, <br /> **Because MW-8 needs to be resurveyed,the ground:.ater elevation for MW-8 could not be determined. <br /> **'MW-8 was recently paved over by the City of Stockton preventing access to it. ATC was unable to collect a sample from this well <br /> and the groundwater elevation could not be calculated for well MW-8 this quarter <br /> r <br /> r <br /> r <br /> r <br /> r <br /> r <br /> r. <br /> r <br /> r <br /> JAM Progf 10%ik Slap(615111)%QS i13 pK>tnilTabled3rdQtr2lM4s1sV{i�nrical Page I I of l l <br />