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�Iww/ MONITORING WELL PURGE AND SAMPLE SHEET <br /> 01, <br /> LAWRENCE <br /> &ASSOCIATES <br /> FNBINf ERI X6 6f OlO8Y <br /> BIYIL WXNEf RIN4 <br /> BRBRXBWATER NYRRBtB6Y <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-21 Date: 01/02/2018 <br /> Project No: 010107.10 Task 1 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 Multiplierfor Casing Total Purge <br /> WELL PURGE (feet) (feet) Column Casing Diameter Volume Volume <br /> VOLUME feet al al <br /> CALCULATIONqs r ' 6Z = �3.?B x 1 � 2 4 6 <br /> 0.04 0.16 0.64 1.44 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure Depth: <br /> Time I40 IAo 140ro 1409 JA, l � <br /> Volume aPurge O f ( $ Z <br /> L 1 <br /> Gallons Per <br /> Minute m �i <br /> pH <br /> Temperature(C) 17 ,0, 17, (6 P, Z a 17.3 <br /> E.C.(pmhos) 54- 0S 3�2 3L,4 <br /> Turbidity/Color <br /> Odor(Y/N) Iw <br /> Casing Volumes <br /> Dewatered(Y/N) rLV <br /> Comments/Observations: <br /> Global ID: STL 5SJ023566 <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 />