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1 <br /> American Geological Services, Inc. MONITORING WELL <br /> SS 0 Mono Way SAMPLE LOGS <br /> Sonora, CA 95370 <br /> Tel.: (209) 532-8021 Project Name: Project Number; <br /> Tracy Cold Storage CA95DE-029 <br /> Well No.MW-7 Pae I of I Date:6/19198 Collected By:GTW <br /> Quadrangle: Sec. T. R. <br /> ' Northing Easting Contractor: Checked By: <br /> 50841.7391 35786.8098 V 8 W Drilling RRG <br /> WELL DETAILS <br /> ' Date Constructed:03108/96 Date Developed:03/15/96 Date Last Sampled:3130198 <br /> Casing Type:}?r__Dia. 2.0" Screen Type:-EY-(L-Pia.. 2.0" Well Purging Method: <br /> ' Length: .7-0! Dapth 4.0 Length: 20.0'blot S[ze;,0.01" Submersible Pump <br /> Ground Surface Elevation: <br /> Well Depth:20.06' <br /> Collar(datum)Elevation: <br /> 56.15' Total Column Thickness: <br /> Total Column Elevation Product Depth: Product Thickness: <br /> NA NA <br /> ' Water Level Elevation: Water Depth: Water Thickness: <br /> 48.19' 7.96' 18.10' <br /> Well Water Volume:2.89 <br /> (2"=0.16g1ft.4"=0.65g/ft,6"-1.47 Ift) <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 /> ' <br /> (gallons) {ppm) <br /> 1212 1.0 21.0 7.01 Brown 2110 High None <br /> 1213 3.0 20.0 6.89 Brown Light 2140 Moderate None <br /> 6.0 19.8 6.87 Light 2080 Moderate None <br /> 1215 Brown <br /> ' Very Very <br /> 1216 9.0 19.9 6.89 Light 2140 Low Slight <br /> Brown HC <br /> 1 <br /> t SAMPLING INFORMATION <br /> SAMPLE NO. SAMPLING METHOD CONTAINER COLOR iTURBIDITY ODOR ANALYSIS REQUESTED <br /> MW-7 Disposable Bailer 1 VOA Clear Low None TPH Gas <br /> ' B <br /> MW-7 Disposable Sailer 2 VOA Very Light Brown Low None TPH Gas <br /> BTEX <br /> ' <br /> Additional Information: <br />