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American Geological Services, Inc. MONITORING WELL <br /> ' 14847 Mono Way SAMPLE LOGS <br /> Sonora, CA 95370 <br /> Tel.: (209) 532-8021 Project Name: Project Number; <br /> ' Trac Cold Storage CA95DE-029 <br /> Well No. MW-6 Pae 1 0l' 1 Date:6119198 Collected B :GTW <br /> Quadrangle: Sec. T. R. <br /> Northing Easting Contractor: Checked By: <br /> 50975.7751 35736.7347 Beylik Drilling RRG <br /> WELL DETAILS <br /> Date Constructed:08/24/94 Date Developed:08/25/94 Date Last Sampled:3130/98 <br /> Casing Type:pVC Dia. 2.0 Screen Type:-EVC Dia.. 2.0" Well Purging Method: <br /> Length: 120' Depth 8.0' Length: 10.0' Slot Size::0- x___01' Submersible Pump <br /> Ground Surface Elevation: <br /> ' 55.80' Well Depth:20.20' <br /> Collar(datum)Elevation: <br /> 57.27' Total Column Thickness: <br /> Total Column Elevation Product Depth: Product Thickness: <br /> ' NA NA <br /> Water Leve!Elevation: Water Depth: Water Thickness: <br /> 47.63' 9.64' 10.57' <br /> Well Water Volume: 1.69 <br /> (2"=0.16g/ft,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 (PS/cm) Oxygen <br /> ' (gallons) Liht (ppm) <br /> 1309 1.0 17'2 7.12 Brown 1890 Moderate None <br /> 1310 2.0 16.9 7.10 Brown 1850 Moderate None <br /> Very <br /> 1311 4.0 16.5 7.10 Clear 1730 Low Slight <br /> ' HC <br /> Very <br /> 1312 6.0 16.4 7.05 Clear 1710 Low Slight <br /> ' HC <br /> ' SAMPLING INFORMATION <br /> SAMPLE NO. SAMPLING METHOD CONTAINER COLOR TURBIDITY ODOR ANALYSIS REQUESTED <br /> ' MW-6 Disposable Bailer 1 VOA Clear Low None TPH Gas <br /> BTEX <br /> MW-6 Disposable Bailer 2 VOA Clear Low Very Slight TPH Gas <br /> ' HC BTEX <br /> Additional Information: <br /> 1 <br />