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I <br /> h Place all purged groundwater into the 55-gal drums and label the <br /> • '^? drums Purged groundwater from MW-2 is placed in the oil collection <br /> bin <br /> i Wait for the well to recover to 80% of the original depth for collecting <br /> the sample <br /> J Record the results in Table 9 Recharge Depth <br /> E } <br /> k The depths should be recorded to the nearest 0 01 foot <br /> Table 9 Recharge Depth <br /> ' Well Number DTW (ft 1 <br /> MW-1 <br /> y . - MW-2 <br /> r ; <br /> MW-3 <br /> 1 MW-2 is to be purged using a disposable weighted bailer to prevent <br /> i - w motor oil contamination of the purge pump Follow the above steps <br /> and record as indicated Recalculated the CDTW <br /> a� ty <br /> New CDTW: <br /> 5 Sample Collection <br /> a While the wells are recovering, complete the Chain of Custody <br /> Include the following analyses <br /> ' 1 TPH-gasoline per 8260B <br /> 2 TPH-motor oils and TPH-diesel per LUFT GC/MS <br /> ' 3 BTEX per 8260B <br /> 4 Oxygenates including MTBE, TBA, TAME, DIPE, ETBE, <br /> 1,2-DCA and EDB per 8260B <br /> ' b Each well should have the following number and type of sample <br /> containers <br /> 5 2-1000 amber bottles <br /> 6 2-40 mL VOA vials with HC1 preservative <br /> c Label each sample container with <br /> 7 Well Number <br /> 1 8 Sample Number <br /> 9 Sampling Date and Time <br /> d Samples from each well are to be collected using a disposable bailer (a <br /> weighted one for MW-2) <br /> 7 <br /> II <br />