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MONITORING WELL PURGE AND SAMPLE SHEET <br /> s <br /> LAWRENCE <br /> & ASSOCIATES <br /> fN81NFf Alx6 6101101 <br /> ..... WAM Ff RIN6 <br /> NROYNO�WNIfR NYOf10100Y <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-7 Date: 07/05/2017 <br /> Project No: 010107.09 Task 3 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Mea ring Method: 2-wire electric sounder Reference Point Elevation: 69.55 <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 491 4 6 444 0 13 32 <br /> 21. 26 = Z7--- 4 x 0.oa .i6 0.61 1.44 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure Depth: �} <br /> Time <br /> Volume Purge <br /> al 4 y <br /> Gallons Per <br /> Minute m 7i <br /> pH �f 7, 14- 7, 13 <br /> Temperature(C) q n g o I Oa <br /> E.C.(pmhos) <br /> Turbidity/Color CIS( atu/ 2. <br /> Odor(YIN) <br /> Casing Volumes <br /> Dewatered(Y/N) <br /> Comments/Observations: <br /> Global ID: STL 5SJO23566 <br /> Total Purge Volume: 2 t (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 />