Laserfiche WebLink
TABLE 2 <br /> Groundwater Analytical Results <br /> First Quarter 1995 Monitoring Event <br /> 7759 S. Airport Way <br /> Stockton, California <br /> t Monitor Well Benzene Toluene Ethylbenzene Xylene TPH-D <br /> ID µg/L µgIL µgIL µgIL IAg/L <br />' MW-1 NDm s) NDm-S) NDm sa NDm* NDcm) <br /> MW-2 ND(05) NDro 3) NDm 5) NDro r NDOO) <br /> MW-3 NDro 5) NDm s) ND(o s) NDm,,) NDcsq <br /> MW-4 ND(o3) ND(O s) ND(05) NDm 5) NDcsm <br />' ND - Not detected above laboratory quantification limit indicated in parenthesis <br /> 'MW4 is a blind duplicate sample of MW-3 <br /> As shown in the table, none of the constituents were detected at the respective detection levels <br /> in all wells BTEX and TPH-D were not detected in either the primary sample from MW-3 or <br /> the blind duplicate sample (MW-4). <br /> 4.0 SInDfARY AND RECOMMENDATIONS <br /> The following is a summary of the results of the First Quarter 1995 groundwater sampling event <br /> at 7759 South Airport Way, Stockton. <br /> • Groundwater flow in the vicinity of the former USTs has shown a slight rotation <br /> toward the north by northeast <br /> • Quantifiable chemical concentrations were not detected in groundwater samples <br /> collected from all of the monitor wells including MW-1 which is located <br />' downgradient within 10 feet of the former UST location <br /> Based on the above summary of results, W ESTON recommends <br />' • Groundwater monitoring continue for two additional quarters (third calendar <br /> quarter 1995) after which the monitoring program can be re-evaluated to <br />' determine the necessity for future activities at the site, if any <br />' 6 21 Apel 19" <br /> LSPROJECfS15MI10QITMAD-IST QTR .ac <br />