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\o7- MONITORING WELL PURGE AND SAMPLE SHEET <br /> LAWRENCE <br /> &ASSOCIATES <br /> FN61XF EflI N6 6ER <br /> CIVIL ENE [RING N <br /> 6RRXXRWRRER NYOROlY6Y <br /> Project Name: Diamond Pet, Ripon, CA Well No: OB-17 Date: 01/02/2018 <br /> Project No: 010107.10 Task 1 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Mea ring Method: 2-wire electric sounder Reference Point Elevation: 59.79 <br /> Water Casing Total Purge <br /> WELL PURGE Total Depth Depth to Water Column Multiplier for Volume Volume <br /> VOLUME (feet) (feet) feet Casing Diameter al al <br /> CALCULATION 1212_, _ 1 2 4 6 _ <br /> Z a X 0.04 Ns 0.64 1.44 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure Depth: <br /> Time t4Z 1�L8 V43b <br /> Volume Purge <br /> al O 8 )2- <br /> Gallons <br /> ZGallons Per <br /> Minute m �i <br /> pH <br /> Temperature(C) O° 14-q° o <br /> E.C.(pmhos) 496 39 (4 399 <br /> Turbidity/Color <br /> Odor(Y/N) rib <br /> Casing Volumes 4. <br /> Dewatered(Y/N) I� <br /> Comments/Observations: <br /> Global ID: STL 5SJO23566 <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 />