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' American Geological Services, Inc. MONITORING WELL <br /> P.O. Box 3446 <br /> Sonora, CA 95370 SAMPLE LOG <br /> ' Tel.: (209) 532-8021 <br /> Project Name: Project Number: <br /> Tracy Cold Storage CA95DE-029 <br /> 4� ... <br /> ' Well No. MIN-8 Page--Jof 1 Date:4-16-97 Collected By: RRG <br /> Quadrangle: Sec. <br /> Northing: Easting: Contractor Checked by: <br /> 50868.9753 35700.5160 WELL DETAILS <br /> GTw <br /> Date Constructed: 03-08-96 Date Developed: 03-15-96 Date Last Sampled: 12-2-96 <br /> Casing Type: PVC Dia. 2.0" Screen Type: PVC Dia. Q Well Purging Method: <br /> Length: 7' Depth: A' Length: 20' Slot Size _ 0.01" Submersible Pump <br /> ' Ground Surface Elevation: <br /> Well Depth:24.62' <br /> Collar(datum)Elevation: <br /> 56.09' Total Column Thickness: <br /> ' Total Column Elevation: <br /> Product Depth:NA Product Thickness: NA <br /> Water Level Elevation: <br /> 47.04' Water Depth:9.05' Water Thickness: 15.57' <br /> Well water volume:2.49 gallons <br /> (2"=0.16 glft,4"=0.65 gift,6"=1.47 glfl) <br /> WELL PURGING AND WATER PARAMETER TESTING <br /> TIME WATER VOLUME TEMP pH COLOR CONDUCT DISSOLVED TURBIDITY ODOR REMARKS <br /> LEVEL PUMPED ms/cm. OXYGEN <br /> 1422 Med <br /> 0.5 19.3 6.87 Brown 3.01 4.2 Slight None <br /> 7142543.0 19.0 6.82 Lt Gy 2.54 3.0 V.Slight None <br /> 14 <br /> 6.0 18.4 6.80 Lt Gy 2.60 1.7 V. Slight None <br /> 1436 <br /> 9.0 18.5 6.82 None 2.61 1.5 Clear None <br /> SAMPLING INFORMATION <br /> SAMPLE NO. SAMPLING METHOD CONTAINER COLOR TURBIDITY ODOR ANALYSIS REQUESTED <br /> ' Disposable TPH-gas <br /> MW8-Bailer Bailer 1 VOA Clear Low None BTEX <br /> Disposable TPH-gas <br /> MW-8 Bailer 2 VOA Lt Brown Moderate None BTEX <br /> Additional Information: <br /> 1 <br />