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u-7 <br /> MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASS 0 C I A T E 5 <br /> EN BIN EER I N6 RERIO@Y <br /> CIVL ENO IN EE RI,0 <br /> OROONO.WATER RYOROLOOY <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-4 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: 69.39 <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 46 _ 12 4 6 <br /> 30,S0 J)4 (W0.64 i.aa Zrs �•L� <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time }30`4 1901 lilt 1313 <br /> Volume Purge <br /> al 3 ( °1 <br /> Gallons Per <br /> Minute m s� <br /> pH I U- 6.90 &113 <br /> Temperature(C) V ° <br /> E.C.(pmhos) 1630 <br /> a 10°I <br /> Turbidity/Color <br /> Odor(YIN) <br /> Casing Volumes <br /> Dewatered(YIN) <br /> Comm entsl0 bservations: <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 />