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MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> ENGINE ERINB BEOLO BY <br /> BIY.I ENGINEERING <br /> GROUNDWATER HYDROLOGY <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-5 Date: 4/4/2016 <br /> Project No: 0 10 107.08 Task 2 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Meas ring Method: 2-wire electric sounder Reference Point Elevation: 63.71 <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 , X 1 2 4 6 {� <br /> 2�sq = 141 o.� 0.64 1.6 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time 14 01-Ma 0q 19, Q 7.6 <br /> Volume Purge <br /> al d 3 <br /> Gallons Per <br /> Minute m ; <br /> pH 7It - FT4 ,4 <br /> Temperature(C) 1,1 e- l L$� q n 6 <br /> E.C. (pmhos) 114-1 1 13 ( <br /> Turbidity/Color6° •5 ( <br /> Odor(YIN) <br /> Casing Volumes <br /> Dewatered(YIN) <br /> Comm ents/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 />