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LAWRENCE MONITORING WELL PURGE AND SAMPLE SHEET <br /> CARS OCI AT ES <br /> ENDINEEHINO aEOLOGY <br /> CIVIL ENGINEENING <br /> GROUND-NATER HYDROLOGY Project Name: Diamond Pet, Ripon, CA Well No: OB-1 Date: July 8, 2013 <br /> Project No: 010107.04 Task 3 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Measuring Method: Reference Point Elevation: 66.91 <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 r 9 1 2__j 4 6 _ <br /> 52 �5. vT R X 0.04 0.16 0.64 1.44 4[ � <br /> PURGING AND SAMPLING DATA <br /> Pure Method: Pure De the <br /> Time [3 05 i 30 13 01 131 t <br /> Volume Purge <br /> Gallons Per <br /> Minute m <br /> pH r+ r ? rg <br /> Temperature(C) a 4e q.+0 <br /> E.C.(umhos) « 7— <br /> Turbidity/Color Turbidity/Color J�, <br /> Odor(Y/N) <br /> Casing Volumes <br /> Dewatered(YIN) <br /> Comments/Observations: <br /> Total Purge Volume: (gal Disposal: 6 <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: All water levels measured on April 8, 2013 <br />