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it <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 $0%of the original depth for collecting <br /> the sample <br /> l Record the results in Table 9•Recharge Depth <br /> k The depths should be recorded to the nearest 0 01 foot. <br /> Table 8 Recharge Depth <br /> ' Well Number DTW (ft.) <br /> MW-1 <br /> ' MW-2 <br /> MW-3 <br /> ' - MW-4 <br /> ' 1 MW-2 is to be purged using a disposable weighted bailer to prevent <br /> t <br /> motor oil contamination of the purge pump Follow the above steps <br /> ' and record as indicated Recalculated the CDTW <br /> New CDTW: <br /> • S. 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 /> t���1 <br /> tP 5 2-10M amber bottles = a <br /> �• 1 <br /> 6 3Z-40 mL VOA vials with HCl preservative 12- <br /> c <br /> 2c Label each sample container with <br /> U 7 Well Number <br /> ' 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 /> 1 <br />