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Z" MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> ENG,NEERING GEOLOGY <br /> CIVIL EN2I N EE RI NG <br /> GROUNDWATER NYORO LOG Y <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-26 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: 67.19 <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 44 }� = 1 4 6 _ Q <br /> la *>O .1.04 0.64 1.44 t ` <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time 0830 0832- 0183¢ 0 36 <br /> Volume(gal) <br /> ® 3 41E, <br /> Gallons Per <br /> Minute m 5' <br /> pH 71575 E S <br /> Temperature(C) ( 19.9 <br /> E.C.(pmhos) 6 780 <br /> Turbidity/Color 1319? ��4 <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 />