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_S7 MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> A A5 SO CI AT ES <br /> EXRIXEERIX6 6M.F1 <br /> CIVII E XpIX EERIX6 <br /> pRpRXpRATER XYRRpIppY <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-7 Date: 07/09/2018 <br /> Project No: 010107.10 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 49 i X 1 2 4 6 <br /> Zs.SZ = Zc>E4B o.oaI V.A Io.sa J,3 = <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time 16 29 NOT 1 to 33 0 3S <br /> Volume Purge <br /> (gal) 4— $ (z <br /> Gallons Per <br /> Minute m Z <br /> pH <br /> Temperature(C) yo sa ZA•3,0 <br /> E.C. (pmhos) 1)7-(00 L D 12- 13 <br /> Turbidity/Color 355 <br /> Odor(Y/N) <br /> Casing Volumes <br /> Dewatered(Y/N) Igo <br /> Comments/Observations: <br /> Global ID: STL 5SJ023566 <br /> Total Purge Volume: 14 (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 />