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ri v <br /> GROUNDWATER• ATER SAM LING PROTOCOL <br /> ► RO `OCOL <br /> Sampling of groundwater is performed by <br /> RESNA Industries, Inc. sampling <br /> technicians. Summarized field sampling procedures are as follows: <br /> 1. <br /> Proceed to first well with clean and decontaminated equipment. <br /> Measurements of liquid surface(s) in the well, and total depth of <br /> 2. te presence of silt accumulation. <br /> monitoring well. No <br /> 3, Field check for presence of floating product', measure apparent <br /> thickness. <br /> purge well prior to collecting <br /> volumes) samples; purge volume (casing <br /> 4, volames} calculated prior to removal- <br /> Monitor Monitor groundwater for temperature, pH, and spectftc conductance <br /> ding purging. Allow well to recover. <br /> { <br /> les using Environmental Protection Agency (EPA) <br /> b• Collect same <br /> approved sample collection devices, i.e., teflon or stainless steel <br /> bailers or pumps. <br /> 7. Transfer samples into laboratory-supplied EPA-approved containers, <br /> S. Label <br /> samples and log onto chain-of-custody form. <br /> 9. <br /> Store samples in a chilled ice chest for shipment to a state-certified <br /> analytical laboratory. <br /> 10 Decontaminate equipment prior to sampling next well- <br /> -- <br /> RF-SNA INDUSTRIES. INC. <br /> Groundwater Sampling Protocol <br /> Latest Revision, October 23, 1991 <br />