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i <br /> PARKER ENVIRONMENTAL SERVICES <br /> LOG OF WELL SAMPLING ACTIVITIES <br /> Cheaper Store#37 <br /> Well Identification MW-2 Project Name 15 East Grantline Road Tracy CA Date 6/27/99 <br /> Sampled by James Lowe Weather Conditions <br /> Well Location Well Casing Diameter Depth of Well Casing 2530 <br /> Measuring Point Top of PVC Casing Initial Depth to Water 656 Final Depth to Water Not measured <br /> Casing Volume(1 vol'/3 vol) 3 05/9 16 Well Borehole Volume <br /> Purging Method Centrifugal Pum Penstattic Pump Sampling Method Peristaltic Pump <br /> Grundfos Submersible Pump Grundfos Submersible Pum <br /> Centrifugal Pum ES-60 Submersible Teflon Bailer <br /> ES-40/-60 Submersible Pump X ES Sub Pump @<1 Umin X <br /> Purging Rate See below Total Discharge l 1 Casing Volumes Purged 361 <br /> Comments <br /> Waste Water Disposal To drum <br /> Starting Time 902 <br /> Time Pump on <br /> Date Time Gal Purged pH T deg F Diluted S C Dil Factor S C (PS/cm) Color <br /> 6/27/99 <br /> x = <br /> 9,17 9 793 708 x = 2540 <br /> 919 95 793 707 1 x = 2550 <br /> 9 20 10 793 708 x = 2540 <br /> 9 22 105 793 708 x - 2540 <br /> x = <br /> x - <br /> x = <br /> x - <br /> x = <br /> x - <br /> Sample Identification 92/37/MW-2 Sample Time 924 <br /> TURBIDITY ANALYSIS <br /> Finishing Time Time Analyzed NTIJ Value <br />