Laserfiche WebLink
4 <br />\ � 1280 Graphics Drive <br /> Modesto California <br /> 95351 <br /> 209 579 2221 <br /> Fax 209 579 2225 <br /> milk <br /> i A S S O C I A T E S I N C <br /> OZ 1i'' 1311 07 <br /> June 10, 1998 <br /> 62514 <br /> Mr Michael Inf ima <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> P O Box 2009 <br /> Stockton, CA 95201 <br /> Subject First Quarter 1998 Groundwater Monitoring Report for King Island Resort, 11530 <br /> West Eight Mile Road, Stockton, California Site Code 1557 <br /> Mr Infurna <br /> This letter report is presented to update site activities performed during first quarter 1998 at 11530 <br /> West Eight Mile Road, Stockton, California (Figure 1) Site activities included quarterly <br />• groundwater monitoring and sampling <br /> GROUNDWATER MONITORING <br /> The first quarter groundwater monitoring and sampling of monitoring wells MWI through MW6 <br /> was conducted by ATC Associates personnel on March 19, 1998 Water level measurements were <br /> collected from all monitoring wells prior to purging and sampling In addition, a grab water sample <br /> was collected from the domestic well on site <br /> Subsequent to monitoring, each well was purged by extracting a minimum of three well casing <br /> volumes of groundwater While purging, groundwater parameters (temperature, conductivity, and <br /> pH) were monitored and allowed to stabilize before water samples were collected Samples were <br /> collected using dedicated, disposable bailers with bottom emptying devices to reduce volatilization <br /> All purged groundwater was contained in 55-gallon drums approved for hazardous liquid storage <br /> on-site pending appropriate disposal Groundwater well purge and sample logs are contained in <br /> Attachment 1 <br /> The groundwater samples collected from each well were placed on ice and transported under <br /> chain-of-custody documentation to American Environmental Network (AEN) Laboratory (DOHS <br /> #1172) in Pleasant Hill, California The groundwater samples were analyzed for total petroleum <br /> hydrocarbons as diesel (TPHd), total petroleum hydrocarbons as gasoline (TPHg), benzene, <br /> toluene, ethylbenzene, and xylenes (BTEX) utilizing EPA methods 8015/8020, and oxygenate <br /> fuel additives by EPA method 8260 <br /> w 1625 i 4lquartly\1 qr-1998 doc I <br />