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casing volume. Once the well is <br /> F4 Parameters have stabilized, a sample willgbe and indicator <br /> the water level a collected after <br /> approaches water level recvery s 80 percent of its initial <br /> t will be collected after stabilizatiis on the sample <br /> on s achieved and enou <br /> water is present to fill sample containers. 9h <br /> Cross contumination from transferring <br /> from well to well wpumps (or bailers) <br /> ill <br /> equipment. be avoided by utilizing dedicated <br /> Where this is not feasible <br /> equipment will be performed betweenthorough <br /> hin leaning of <br /> ' fling will proceed frosamug m the least contaminated rto nthe <br /> most contaminated well, if information <br /> sample collectionis available before <br /> , or if it is indicated by field evidence. <br /> Where several types of analysis will be <br /> given well, individual samples will be Performed for a <br /> following order: collected in the <br /> s� I- Vo_;.cile organics <br /> 2• Puz'geable organic carbon <br /> 3. Purgeable organic halogens <br /> 4. Total organic carbon <br /> _. <br /> S. Total organic is ha <br /> Io <br /> ens <br /> Extractable organics <br /> %. Total metals <br /> 8. Dissolved metals <br /> 9. Phenols <br /> 10. Cyanide <br /> 4 The specific analytical methods be utilized for the common <br /> volatile/semivolatile to analyses are shown on Table 2, <br /> Groundwater samples will be Collected with a teflon bailer <br /> with bottom emptying device. Duplicate samples will be <br /> transferred to vials or containers that meet Regional Board <br /> specifications (Table 1). Groundwater from the bailer will <br /> be transferred to the sample container by allowing the fluid <br /> to flow slowly along the sides of the vessel. All <br /> containers will be filled above the <br /> L form a Positive meniscus. top of the opening to <br /> No head space should he <br /> in the sample container once it is sealed. After the vialiscapped it will be inverted to check for air bubbles. If <br /> bubbles are present the sample will be discarded and <br /> replaced. If it is not possible to collect a sample without <br /> head space, the <br /> technician's sam Problem will be noted on the field <br /> pling log. <br /> Immediately following sample collection, samples will be <br /> labeled and stared in an <br /> chemical ice sealed in ice chest containing frozen <br /> contain the following information:ldata Sampleic bags. time labels will <br /> sample ID, name of sampler and t • project ID, <br /> to a samples will be transported under ch in-of-cu5�osis. All <br /> container statecertified <br /> intlabratorwit in 24 hours. Y protocol <br /> A sample <br /> laboratory with organic free water <br />