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��--Z- <br /> LAWRENCE <br /> MONITORING WELL PURGE AND SAMPLE SHEET <br /> &ASSOCIATES <br /> ENOIGEERIkO GEOLOGY [�roect' Name: Diamond Pet, Ri on, CA Well No: OS-4 Date: 1/11/2016 <br /> CIVIL ER GINEEWIN6 <br /> GROUND-NkTER HYDROLOGY <br /> ct No:010107.08 Task 1 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Measuring Method: 2-wire electric sounder Reference Point Elevation: 69.39 <br /> Total Depth Depth to Water Water Multiplier for Casing Total Purge <br /> WELL PURGE CinVolume Volume <br /> VOLUME (feet) (feet) feet asing Diameter al al <br /> CALCULATION1 2 1 4 6 <br /> 30,2-4-' <br /> _ <br /> 46 .]0,L _�+ 15-, X 0.04 .18 0.84 1.44 Zt S r l <br /> PURGING AND SAMPLING DATA <br /> Pure Method: 12-volt pump Pure De the <br /> Time o ® ® � ® 01 1 � 0 � i -D3 Ib04-- <br /> Volume Purge <br /> al l I S 3.6 4,5 to <br /> Gallons Per <br /> Minute m , <br /> pH 3g 4- . Z 21 <br /> Temperature(C) b � ,.5 v 1-+,7 , <br /> ! 1 <br /> E.C.(Nmhos) i gIf- 5 !6 l S 47-0 <br /> Turbidity/Calor <br /> Odor(YIN) <br /> Casing Volumes 4 2-IS <br /> Dewatered(YIN) <br /> Comments/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 />