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MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> ER6IREERIR6 REOL06Y <br /> CIVIL ERCIREERINR <br /> 6R00114-RATER HYDROLOGY <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-19 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: 66.80 <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 a! <br /> CALCULATION 45 _ 7 Q x 1 2 4 6 __ p <br /> p1S- J 0.04 I 0.64 1.44 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time ILIA!- <br /> Volume Purge <br /> al <br /> Gallons Per I 1 s <br /> Minute m <br /> pH �,2$ �, 00 G,99 <br /> Temperature(C) �[, 9' �.p13° Zp <br /> E.C.(pmhos) L4�- 83133C> <br /> Turbidity/Color 3 S <br /> Odor(YIN) <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 />