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Y <br /> w <br /> off' v <br /> l <br /> Fourth QuwW 1992 orouidMeaer MoNtoriip Dia Report <br /> 24Q West Kettleman Lane Lodi CW]fomka <br /> GROUNDWATER SAMPLING AND ANALYSES <br /> Aegis personnel collected groundwater samples from the four wells on <br /> November 23, 1992. The samples were collected according to the Aegis SOP included <br /> in Attachment 1, and submitted under chain-of-custody to Resna Labs, a state-certified <br /> analytical laboratory All samples were analyzed for concentrations of a) total petroleum <br /> hydrocarbons (TPH), as gasoline, by GC-FID/EPA Methods 5030/8015, and b) benzene, <br /> toluene, ethylbenzene, and total xylenes (BTEX) by GC-FID/EPA Methods 5030/602 <br /> Current analytical results, and prior 1992 analytical results only, are summarized in <br /> Table 2 The analytical laboratory reports and chain-of-custody form are included as <br /> Attachment 2. Previous analytical results are included in Attachment 4 Samples from all <br /> four wells were below detection limits for TPH, as gasoline, and BTEX <br /> Aegis recommends a copy of this quarterly monitoring report be forwarded to the <br /> following partes <br /> Mr Harlan Knoll <br /> Environmental Health Division <br /> San Joaquin Public Health Services <br /> Post Office Box 2009 <br /> Stockton, California 95201 <br /> i <br /> Mr James B Maughan <br /> Central Valley Regional Water Quality Control Board <br /> 3443 Routier Road, Suite A <br /> Sacramento, California 95827-3098 <br /> 92-734A RAT -2 <br />