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�W <br /> LAWRENCE MONITORING WELL PURGE AND SAMPLE SHEET <br /> &ASSOCIATES <br /> ENRINEERINR SERLORY LProject <br /> ct Name: Diamond Pet, Ripon, CA Well No: OB-11 Date: 1/11/2016 <br /> 61YIL ENOINEERINR <br /> RROUNONATER HYOROLORY <br /> No: 010107.08 Task 1 Personnel: DKIDJ <br /> PURGING AND SAMPLING DATA <br /> Water Level Measuring Method: 2-wire electric sounder Reference Point Elevation: 68.38 <br /> Total Depth Depth to Water Water Multiplier for Casing Total Purge <br /> WELL PURGE (feet) (feet) Column Casing Diameter Volume Volume <br /> VOLUME feet al al <br /> CALCULATION 12 4 6 <br /> 43.5 2-B,Bs� 14.05 X o.04 .+ 0.64 1.44 Z,3A- <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time 10 3 C> 10 3 1 +6 3 3 16 IT <br /> Volume Purge <br /> al D I, S <br /> Gallons Per <br /> Minute m 1, t <br /> pH <br /> Temperature(C) 1Q 5 <br /> E.C. (pmhos) b 5 L S <br /> Turbidity/Color I� <br /> Odor(YIN) N <br /> Casing Volumes <br /> Dewatered(YIN) <br /> Comments/Observations: <br /> Total Purge Volume: (gal) Disposal: evaporation/infiltration <br /> Weather Conditions: C c t T <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 />