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1 <br /> 1 <br /> • <br /> 1 Introduction <br /> Y <br /> This field guide represents the sampling methods and procedures used to complete the <br /> quarterly monitoring activities at California Tank Lines, Inc Using tins field guide <br /> E will increase the confidence and reliability of the groundwater sample results <br /> collected <br /> Activities which will occur during groundwater sampling are summarized as follows <br /> Y <br /> F ■ Pre-arrangement with testing laboratory <br /> ' ■ Assembly and preparation of equipment and supplies <br /> ■ Groundwater sampling <br /> — water-levet measurements <br /> _ — immiscible material measurements(with an interface probe) <br /> — visual inspection of borehole water <br /> — well bore evacuation <br /> — sampling <br /> Sample preservation and shipment <br /> F <br /> — sample preparation <br /> • — onsite measurement of parameters <br /> ` -- sample labelmg <br /> �, ■ Completion of sample records <br /> ' ■ Completion of chain-of-custody records <br /> ■ Sample shipment <br /> ' This field guide utilizes the "Recommended Groundwater Sampling Procedures" <br /> supplied by San Joaquin County Environmental Health Department(EHD) <br /> Preparation of Sampling Event <br /> 1 Schedule a sampling date Sampling Date: 1 ZOo.S <br /> 2 Call Jack Bishop(209 466 6324)and inform him of the date <br /> 3 Within five (5) days of the sampling, notify EHD of the sampling date (Vicki <br /> McCartney 209 468 3420) <br /> ' 4. Order,pickup and organize needed supplies as indicated in Table I Supply List. <br /> r t <br /> i4 <br /> i <br /> ' 1 <br />