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LAWRENCE MONITORING WELL PURGE AND SAMPLE SHEET <br /> &A35OC1ATE!S <br /> ENS INEENINO NEOLOGY Project Name: Diamond Pet, Ripon, CA Well No: OB-22 Date: 1/11/2016 <br /> SIYIL ENBINEERINN <br /> 6R0 UNO.WATER NYPROLu6Y <br /> Project No: 010107.08 Task 1 Personnel: DKIDJ <br /> GAUGING DATA <br /> Water Level Measuring Method: 2-wire electric sounder Reference Point Elevation: 57.59 <br /> Water Casing Total Purge <br /> WELL PURGE Total Depth Depth to Water Multiplier far <br /> Column Volume Volume <br /> VOLUME (feet) (feet) feet Casing Diameter al al <br /> CALCULATION , 1 2 4 6 _ <br /> 45 ?3.3d — ,�� X o.oa a.tis 0.64 1.44 4-.43 <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time ��,© �4a t b1 �^ <br /> Volume Purge 3 <br /> al <br /> Gallons Per <br /> Minute m I I S <br /> pH I 71 <br /> Temperature(C) <br /> E.C.(pmhos) <br /> Turbidity/Color Ibz <br /> Odor(YIN) <br /> Casing Volumes Z,b 3 <br /> Dewatered(YIN) N <br /> Com ments/Observations: <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 />