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r� r� �r r� r rr rr r � sir r� � •�■ s! 4r ••� <br /> WELL PURGING AND SAMPLING LOG <br /> Project Name BFS-STOCKTON Date 5/11100 <br /> Project Number 11ST-3 Well Number MW-3 <br /> Location Stockton Recorded by A Drummond <br /> WELL PURGING, Depth to Water 1786 <br /> Purge Method 1" bailer Total Depth 350 <br /> Decon Method Triple rinse with DI water _ Water Column 17 14 <br /> Purge Volume 2"casing(0 16 gal/ft) 4"casing(0 65 gaVft) 6"casing(1 47 gaVft) <br /> 3 casing volumes x 016 gal/ft x 1714 ft = 82 gallons <br /> F5144DTW PURGED TEMP COND TURBIDITY <br /> 5 <br /> (feet) (gal ) (°F) (Plcm) pH (NTUs) NOTES <br /> 1786 0 789 1,120 745 786 Cloudy <br /> -- 2 778 1,136 743 205 Very murky <br /> 1788 4 775 1,127 743 180-- 6 78 1 1130 748 183 1787 8 779 1,132 745 180 Cloudy <br /> 1787 9 775 1,129 738 183 Water clearing <br /> -- -- -- -- -- -- Collected Sample MW-3 <br /> Total Purged Volume (gallons) 9 Number of Casing Volumes 33 <br /> WELL SAMPLING <br /> Sample Method New disposable bailer with new nylon line <br /> Decon Method Not applicable <br /> Sample Container _ 40-m1 glass VOA vials wl HCI <br /> Sample Identification MW-1 <br /> OBSERVATIONINOTESICALIBRMION RECORD, <br /> Verified Hydac and La Motte 2020 turbidity meter calibration _ <br /> (OR I N <br /> lS 8FSZT0CKT0ML0GW2 Xi_SI 5112100 <br />