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�7Z MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> IX61N FFRIX6 Bf OIOBY <br /> XIYIIFXXI XFFR IXG <br /> ARXYXO-XXiFR XYDRO IOBY <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-4 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: 69.39 <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 /> CALCULATIONq . <br /> as 7-7,5 = t8.41 X oo< zfi 6< 3 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure Depth: ^� <br /> Time IV 43 Io45 l04-} lo4-9 t05,1 <br /> Volume Purge <br /> (gal) 1L 16 <br /> Gallons Per <br /> Minute m 7/ <br /> pH ?.C 2- <br /> Temperature(C) <br /> _Temperature(C) I g° / 19,L <br /> Ig.Sa <br /> E.C.(pmhos) 2 l 4 2,D2$ <br /> Turbidity/Color <br /> ( LR Gt <br /> Odor(Y/N) n r6 <br /> Casing Volumes t13 S ¢ ,c <br /> Dewatered(Y/N) <br /> 11.E <br /> Com ments/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 />