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American Geological Services, Inc. MONITORING WELL <br /> 14847 Mono Way <br /> Sonora, CA 95370 SAMPLE LOG <br /> Tel.: (209) 532-8021 Project Name: Project Number; <br /> ' Tracy Cold Storage CA95DE-029 <br /> Well No, MW-6 page 1 of 1 Date:03-16-99 Collected By;GTW <br /> ' Quadrangle: Sec. T. R. <br /> Northing Easting Contractor: Checked By: <br /> 50975,7751 35736.7347 l3eylik Drilling RRG <br /> WELL DETAILS <br /> Date Constructed:06/24/94 Date Developed:08/25/94 Date Last Sampled:12-18-98 <br /> ' Casing Type:PVC Dia. 2.0" Screen Type:PVC Dia.. 2.0" Well Purging Method: <br /> Length: 10.0' Depth 8.0' Length: 10.0' Slot Size:0.01" 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 Level Elevation: Water Depth: Water Thickness: <br /> 45.95' 11.32' 8.88' <br /> Well Water Volume: 1.42 gallons <br /> ' (2"=0.16g/ft,4"=0.65g/ft,6"=1.47g/ft) <br /> WELL PURGING AND WATER PARAMETER TESTING <br /> Time Water Volume Temp pH Color Conductivity Dissolved Turbidity Odor Remarks <br /> Level Pumped °C (µS1cm) Oxygen <br /> (gallons) (ppm) <br /> MW 1541 0.5 16.4 7.09 Brown 2160 High None <br /> 1542 1.5 16.0 7.30 Clear 2000 Low Slight Sewery <br /> 1543 3.0 15.9 7.45 Clear 1750 Low Slight Sewery <br /> I ' 1545 4.5 15.9 7.39 Clear 1680 Low Slight Sewery <br /> SAMPLING INFORMATION <br /> ' SAMPLE NO. SAMPLING METHOD CONTAINER COLOR TURBIDITY ODOR ANALYSIS REQUESTED <br /> MW-6 Disposable Bailer 4 VOA Clear Low Slight TPH Gas <br /> BTEX <br /> ' Additional Information: <br /> i , . <br />