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4 <br /> Date-10/11/96 <br /> WF—$71'VzRr &UT, oCATO u <br /> " " , 4 `-f Setup trine 13 05 <br /> v� w Weather Clear <br /> .�,�, °�'3,9PTESIJ M.Wrs " } Samplers DEM/CFH <br /> WELL # MW-4A <br /> HISTORIC CONCENTRATIONS <br /> Location Construction Depth 25 ft bgs <br /> Construction 2 Inch pvc/ Measured Depth 2124' <br /> Groundwater Zone Pump Intake <br /> Screened Interval 13-24 5 ft b s <br /> Purge Setting Discharge / Refill Depth to Water 9 53' <br /> Sam le Settu Discharge Height of Water Column 1171' <br /> Volume of one casing 191 gallons <br /> Packer Pressure <br /> Purge Start Time 1500 Pine calculations <br /> Discharge Rate 1 gpm 1171 ft x 163 gals / ft x 3= <br /> Purge End Time 15 06 5 73 gallons <br /> Time Gallons Temp° F pH EC Water clarity <br /> 1502 2 7d 1 709 1300 turbid <br /> 1504. 4 735 71 1230 clear <br /> 1506 6 721 708 1220 clear <br /> ANALYSES REQUIRED SAMPLE TIME CONTAINER TYPE FILTRATION? <br /> �a 1520 <br />' FIELD OBSERVATIONS(Well condition,repairs needed) <br />' PID reading when well cap opened 0 0 ppm Disposal method or purge water Drummed on site <br />' Dissolved Oxygen reading 0 76 mg/l Deco ntarrunation procedure Alconox/DI Rinse <br /> Redox Measurement:124 9 mV <br /> Other notes <br />' SamplerSrgnature(s) j�� <br />