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d <br /> LAWRENCE MONITORING WELL PURGE AND SAMPLE SHEET <br /> B ASSOC IAT12S <br /> ENCINEERINR OFTRY Project Name: Diamond Pet, Ripon, CA Well No: OB-2 Date: 1/11/2016 <br /> CIVIL ENRINEENINR <br /> NNRNNII-VOATEN NYOROLRBY <br /> Project No: 0 10 107.08 Task 1 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Measuring Method: 2-wire electric sounder Reference Point Elevation: 70.93 <br /> Total DepthDepth to Water Water Multiplier for Casing Total Purge <br /> WELL PURGE Column Volume Volume <br /> VOLUME (feet) (feet) feet Casing Diameter al al <br /> CALCULATION , 1 2 4 6 _ <br /> 42.5 3'2 .�.$ X 0.04 .1 0.64 1.44 SS �' <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time d g 1 L aR 4 3 0116 <br /> Volume Purge <br /> al b 15 3 4-,-5- <br /> Gallons <br /> -,SGallons Per <br /> Minute m l <br /> pH -4.°I!� 1. <br /> Temperature(C) I 6 16.0 is g a <br /> E.C.(pmhos) <br /> Turbidity/Color <br /> Odor(YIN) tv <br /> Casing Volumes ti 1,9 <br /> Dewatered(YIN) Al <br /> Comments/Observations: <br /> Total Purge Volume: (gal) Disposal: evaporation/infiltration <br /> Weather Conditions: Gq�.,r a- c o 1 I. <br /> Condition of Well Box and Casing at Time of Sampling: T <br /> Well Head Conditions Requiring Correction: <br /> Problems Encountered During Purging and Sampling: <br /> Comments: <br />