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LAWRENCE MONITORING WELL PURGE AND SAMPLE SHEET <br /> &ASSOCIATES <br /> ENGINEERING GEOLNGY Project Name: Diamond Pet, Ripon, CA Well No: OB-19 Date: Jul 8, 2013 <br /> GIVIL ENRIREERING <br /> ,......ATE.NYGRGIGGY <br /> Project No: 010107.04 Task 3 Personnel. DK/DJ <br /> GAUGING DATA <br /> Water Level Meas ring Method: 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 al <br /> CALCULATIONa�+� _ 9� X 1 2 4 6 <br /> 45 ^49. 4'1 L� ,oc., 0.04 .16 0.64 1.44 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: Purge Depth: <br /> Time 4— <br /> ol <br /> Volume Purge <br /> gal) 0 4 <br /> Gallons Per <br /> Minute m <br /> pH �>, r� qL 2,93 <br /> Temperature(C) ; o <br /> E.C. (pmhos) 4 0 <br /> Turbidity/Color i �1 <br /> Odor(Y/N) <br /> Casing Volumes <br /> Dewatered(YIN) <br /> Comments/Observations: <br /> Total Purge Volume: (gal) Disposal: 4-0 <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 />