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-7;zw MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> ER6INEERIR6L RRY GERl <br /> CIVIO EIREFRI <br /> 6ROUN0 WR1- FR HYDROLOGY <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-21 Date: 04/04/2017 <br /> Project No: 010107.09 Task 2 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Measurin Method: 2-wire electric sounder Reference Point Elevation: 57.56 <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 (gal) <br /> CALCULATION 45 9 ' 1 2 4 6 <br /> l 3 'O X o.oa 1 r16jjosa 1 taa <br /> PURGING AND SAMPLING DATA � <br /> Purge Method: 12-volt um Pur a De the <br /> Time 4 2 ¢ I¢ 4 6 )418 14to <br /> Volume Purge <br /> al p A $ Z 16 <br /> Gallons Per <br /> Minute m <br /> pHIAZ 7-k I <br /> Temperature(C) l8 d I L$R L' <br /> E.C.(pmhos) (a }$f coos 579 <br /> Turbidity/Color <br /> f <br /> Odor(Y/N) <br /> �D <br /> Casing Volumes <br /> Dewatered(Y/N) no <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 Samplin <br /> Comments: <br /> Relace.. lock <br /> f' 11CX� <br />