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American Geological Services, Inc. <br /> P.O. Box 3416 MONITORING WELL <br /> Sonora, <br /> (2 CA32-80 SAMPLE LOG <br /> Tel.: (209) 532-8021 <br /> Project Name: Project Number: <br /> Tracy Cold Storage I CA95DE-029 <br /> Well No. MW-6 Page 1 of I Date:3-30-98 Collected By:GTW <br /> ' Quadrangle: Sec. <br /> Northing: Easting: Contractor Checked by: <br /> 50975.7751 35736.7347 Beylik Drilling, Inc. RRG <br /> ' WELL DETAILS <br /> Date Constructed: 08-24-94 Date Developed:08-25-94 Date Last Sampled: 12-19-97 <br /> ' Casing Type: PVC Dia. 2.0" Screen Type: PVC Dia. 2.Q' Well Purging Method: <br /> Length: 10' Depth: $. Length: 10' Slot Size0.01, Submersible Pump <br /> Ground Surface Elevation: <br /> ' 55.80' Well Depth:20.22' <br /> Collar(datum)Elevation: <br /> 57.27' Total Column Thickness: <br /> Total Column Elevation: <br /> Product Depth:NA Product Thickness: NA <br /> Water Level Elevation: <br /> 47.41' Water Depth: 9.84' Water Thickness: 10.38' <br /> Well water volume: 1.66 gallons <br /> (2"=0.16 glft,4"=0.65 g1ft,6"=1.47 glft) <br /> ' WELL PURGING AND WATER PARAMETER TESTING <br /> TIME WATER VOLUME TEMP pH COLOR CONDUCT DISSOLVED TURBIDITY ODOR REMARKS <br /> LEVEL PUMPED (°C) (units) ms/cm. OXYGEN <br /> 1547 <br /> i <br /> 1.0 17.0 6.94 Lt. Brown 2.74 Moderate Slight Old HC <br /> 1548 Very <br /> 2.0 17,0 6.99 Lt. Brown 2.36 Low Slight Old HC <br /> ' 1155 <br /> 4.0 17.0 7.00 Clear 2.22 Low Slight Old HC <br /> ' 1554 <br /> 6.0 17.0 7.01 Clear 2.15 Low Slight Old HC <br /> SAMPLING INFORMATION <br /> ' SAMPLE NO. SAMPLING METHOD CONTAINER COLOR TURBIDITY ODOR ANALYSIS REQUESTED <br /> Disposable TPH-gas <br /> MW6-Blank Bailer 1 VOA Clear Low None BTEX <br /> ' Disposable Slight TPH-gas <br /> MW-6 Bailer 2 VOA Clear Low Old HC BTEX <br /> ' Additional information: <br /> 1 <br />