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MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> ELIBINEENINB NEB LBB, <br /> CIVIL ENBINEERINB <br /> GROUND_ <br /> WATER NYURULBBY <br /> Project Name: Diamond Pet, RUpon, CA Well No: OB-22 Date: 4/4/2016 <br /> Project No: 010107.08 Task 2 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Meas ring Method: 2-wire electric sounder Reference Point Elevation: 57.59 <br /> Total Depth Depth to Water Water Multiplier for Casing Total Purge <br /> WELL PURGE Column Volume Volume <br /> VOLUME (feet) (feet) feet Casing Diameter al al <br /> CALCULATION 45 / _ 1 4 6 <br /> (-9 A-- ?-6'i7'- X 0.04 0.16 0.64 1.44 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the ^- 11+0� <br /> Time <br /> Volume Purge <br /> al 3 40 <br /> Gallons Per <br /> Minute m <br /> pH 6 7,51, 71.34 <br /> Temperature(C) L �' j g" )7.(." <br /> E.C. (Nmhos) <br /> Turbidity/Color C r <br /> Odor(YIN) tj <br /> Casing Volumes <br /> Dewatered(YIN) <br /> Comments/Observations- <br /> Total Purge Volume: (gal) Disposal: evaporation/infiltration <br /> Weather Conditions: <br /> Condition of Well Box and Casing at Time of Sampling: <br /> Well Head Conditions Requiring Correction: <br /> Problems Encountered During Purging and Sampling: <br /> Comments: <br />