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lvwwj MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> ERRIXFERIRR GEOLOGY <br /> CIYIIEX6IREERINO <br /> GRORRR WRIER HYDROLOGY <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-28 Date: 04/04/2017 <br /> Project No: 010107.09 Task 2 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Mee ring Method: 2-wire electric sounder Reference Point Elevation: 71.52 <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 ]-,,l50 2 4 6 0.} <br /> 0.04 ie osa i.a4 3 6 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the 4$ <br /> Time O--5Z 0}S4 0�5 v v�Sg <br /> Volume Purge <br /> al D A- S 1L <br /> Gallons Per <br /> Minute m 2-t-e ^ <br /> pH I¢ LI ,7Z1 <br /> Temperature(C) 19 .4 )9. 6. 19,,3' <br /> E.C.(pmhos) I $ Z 15 5 I <br /> Turbidity/Color 2b I 1 <br /> Odor(Y/N) Ilo <br /> Casing Volumes (, 1 Z, Z .3 's <br /> Dewatered(Y/N) <br /> Com ments/Observations: <br /> Global ID: STL 5SJ023566 <br /> Total Purge Volume: 17— (gal) Disposal: evaporation/infiltration <br /> Weather Conditions: <br /> Condition of Well Box and Casing at Time of Sampling: O v<r cas 4- + cot 1 <br /> Well Head Conditions Requiring Correction: &r d <br /> Problems Encountered During Pulng and Sampling: "tov a. <br /> Comments: <br />