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L-A W RE N C E MONITORING WELL PURGE AND SAMPLE SHEET <br /> &ASSOCIATES <br /> ENGISEENINC GEGLGGY Project Name: Diamond Pet, Ripon, CA Well No: OB-4 Date: Jul 8, 2013 <br /> GI YIL EN GINE ERING <br /> RRGNNR-NATER NYRRRLGGY <br /> Project No:010107.04 Task 3 Personnel: DK/DJ <br /> GAUGING DATA <br /> Water Level Measuring Method: Reference Point Elevation: 69.39 <br /> Total Depth Depth 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 _ _ .x 1 2 4 6 _ <br /> 46 { �/ j}� � 0.04 0.16 0.64 1.44 Z 1 a <br /> PURGING AND SAMPLING DATA <br /> Pure Method: Pure Depth: <br /> Time % o D a 4--L cr.-, 4,4- "4o <br /> Volume Purge <br /> al Z <br /> Gallons Per <br /> Minute m ?� <br /> pH �� <br /> Temperature(C) <br /> E.C.(pmhos) � *� <br /> Turbidity/Color <br /> Odor(YIN) <br /> Casing Volumes <br /> Dewatered(YIN) <br /> Comments/Observations: <br /> Total Purge Volume: (gal) Disposal: �1 _ <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 />