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A; MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> & ASSOCIATES <br /> EX 6INFFRIM6 6FRlR6Y <br /> C YIl XFFR IX6 <br /> 6RRXXR,WRXiEEfR X1RRRlO6Y <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-21 Date: 04/02/2018 <br /> Project No: 010107.10 Task 2 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Mea ring Method: 2-wire electric sounder Reference Point Elevation: 57.56 <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 _ <br /> 45 I�a 28 .86/ X 0.04 0.16 04+16.aa <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure Depth: '- 4-4- <br /> Time I D 9 0q ;u <br /> Volume Purge <br /> al O 4 1 J <br /> Gallons Per <br /> Minute m o1 <br /> pH 9 AA <br /> Temperature(C) 1/, 90IL,go 0 <br /> ,o <br /> E.C.(pmhos) 3 2 l 0 30 3 <br /> Turbidity/Color IAF Z <br /> Odor(Y/N) 716 N <br /> Casing Volumes 87 -f <br /> Dewatered(Y/N) Na No <br /> Comments/Observations: <br /> Global ID: STL 5SJO23566 <br /> Total Purge Volume: Z (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 />