Laserfiche WebLink
TABLE 3 <br /> GROUNDWATER LEVEL DATA <br /> ARCO Service Station No.6100 <br /> 25775 Patterson Pass Road <br /> Tracy,California <br /> Top of Casing Depth to Total Depth Water Floating Produc Groundwater <br /> Well Date Elevation Groundwater ofWell' Column Thickness Elevation <br /> ID Measured feet msl (feet b s feet b s (feet feet (feetmsl <br /> VW-20 10/03/00 275.08 77.79 78.00 <br /> 12/27/00 77.76 <br /> 12/29/00 77.77 Dry <br /> 02/07/01 Dry Dry <br /> 08/20/01 Dry <br /> 03/25/02 77.70 78.00 0.30 <br /> 06/20/02 77.64 78.00 0.36 <br /> 09/16/02 77.65 78.00 0.35 <br /> 12/22/02 77.71 78.00 0.29 <br /> 03/24/03 77.71 78.00 0.29 <br /> 06/16/03 77.47 78.00 0.53 <br /> 09/18/03 77.61 78.00 0.39 <br /> 12/22/03 77.64 78.00 0.36 <br /> 03/16/04 77.36 78.00 0.64 * <br /> 78.00 78.00 0.00 DD <br /> 06/21/04 Dry <br /> 09/06/04 78.00 78.00 0.00 <br /> 78.00 78.00 0.00 Dry <br /> 12/20/04 Dty <br /> 03/14/05 78.00 78.00 0.00 <br /> 06/21/05 <br /> 78.00 78.00 0.00 DD' <br /> LLmeasured <br /> mean sea level <br /> elow ground surface <br /> f casing elevations surveyed October 2001 by Morrow Surveying <br /> MW-1 is monitored on a weekly basis,and free product is measured and removed; <br /> able 1 for additional information/details. <br /> easured during sampling.g cut 0.12 feet on 3/25/02 due to a crack inthe PVC. Casing elevat on not re-surveyed. <br /> technician noted"dirt in casing". <br /> er observed in well is less than 1.0 ft.and does not appear to be groundwater from surrounding formation; <br /> ll interpretted to be dry. <br /> oundwater elevations corrected for the presence of floating product as follows: <br /> p of casing elevation-depth to water+(0.7 x product thickness)surveyed on June 8,2004 by Morrow Surveying. <br /> Arco_6100_Quarterly_Data <br /> Page 21 of 21 STRATUS <br />