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American Geological Services, Inc. MONITORING WELL <br /> Mono Way <br /> Sonora, CA 9 370 SAMPLE LOGS <br /> Tel.: (209) 532-8021 Project Name: Project Number; <br /> Tracy Cold Storage CA95DE-029 <br /> ' Well No. MW-9 Page 1 of 1 Date:09-22-98 Collected By:GTW <br /> Quadrangle: Sec. T. R. <br /> Northing Easting Contractor: Checked By: <br /> 50970.2483 35731.3479 V&W Drilling RRG <br /> WELL DETAILS <br /> Date Constructed:03/08/96 Date Developed:03/15/96 Date Last Sampled:06-19-98 <br /> Casing Type:PVC_pia. 2.0' Screen Type: PVC •Dia:. 2.0" Well Purging Method: <br /> Lengft 40..0' epth 40.0, Length:_ 5.0' Slot Size:0,01" Submersible Pump <br /> Ground Surface Elevation: <br /> Well Depth:44.86' <br /> Collar(datum)Elevation: <br /> ' 56.60' Total Column Thickness: <br /> Total Column Elevation Product Depth: Product Thickness: <br /> NA NA <br /> Water Level Elevation: Water Depth: Water Thickness: <br /> 46.15' 1 10.45' 34.41' <br /> Well Water Volume: 5.50 gallons <br /> (2"-0.16g1ft,4"=0.65g/ft,6"=1.47g1ft) <br /> WELL PURGING AND WATER PARAMETER TESTING <br /> ' Time Water Volume Temp pH Color Conductivity Dissolved Turbidity Odor Remarks <br /> Level Pumped C (pSlcm), Oxygen <br /> (gallons) (ppm) <br /> 1403 1.0 19.1 6.96 Clear 1890 Law None <br /> 1406 6.0 18.3 7.06 Clear 1860 Low None <br /> 1410 12.0 18.1 7.04 Clear 1870 Low None <br /> 1414 18.0 18.1 7.07 Clear 1880 Low None <br /> _T <br /> SAMPLING INFORMATION <br /> SAMPLE NO, SAMPLING METHOD CONTAINER COLOR TURBIDITY ODOR ANALYSIS REQUESTED <br /> MW-9 Disposable Bailer 2 VOA Lt Brown Low None TPH Gas <br /> BTEX <br /> Additional Information: <br /> 1 , <br /> I <br />