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1 <br /> � i <br /> -C eo'I'rans, Inc. WELL SAMPLING DATA SHEET <br /> 1 <br /> Project _Safeway-Stockton _Well Number MW-5 Date 4130102 <br /> Job No L499-'104 Sampler(s) Keith Hoofar <br /> d 1 Megan Scott <br /> Purge Calculation <br /> IA Depth to Water(DTW) 1457 feet <br /> B Total Well Depth (TD) 439 feet <br /> C Height of Water(B -A) 2933 feet <br /> D Casing Diameter 4-inch inches <br /> ' E Gaflons/Foot 066 gallons <br /> 2"=0 17 gift,4"=0 66 g/ft <br /> ' F Casing Volume (C x E) 194 gallons <br /> • G Purge Volume (E x 3) 58 gallons <br /> H Actual Volume Purged 60 <br /> gallons <br /> Recharge(minimal, low, medium, high) High <br /> Purge Equipment Two dis osabale bailers, transport water to 55-gallon drum storage area <br /> Field Conditions Cloud /Scattered Rain Showers throughout the da <br /> Comments Vault box sticks up above ground about 8-inches Cap intact and <br /> sealing well effective) <br />' Field Measurements <br /> Pump Rate Volume Temp EC <br /> Time (gpm) Purged (F) pH (PSlcm) Turbidity <br />' 1416 Hand Bad 20 673 704 1,520 Clear <br /> 1440 Hand Bail 40 656 714 1,467 Clear <br />' 1504 Hand Bad 60 657 1 706 1,458 Clear <br /> rDTW(pre-purge) 1460 Sample Order 2 <br /> • DTW(post-purge) 1506 <br /> P IProjects\Safeway1L4991We11Data xls1MW-5_04-30-02 <br />