Laserfiche WebLink
3164 Gv1d Cam� '7m a <br /> Delta Suite 200 <br /> ��. Coda a Ca i o <br /> 916 63 <br /> Environmental 91 n o38 208b <br /> Consultants,Inc FAX 9.6 G36 3"85 <br /> January 12, 1996 RECEIVED <br /> MAR 0 4 1999 <br /> Ms Marla Guensler ENVIRONMENTAL HEALTH <br /> Exxon Company, U S A PERM <br /> 2300 Clayton Road, Suite 490 <br /> Concord, California 94520 <br /> Subject Quarterly Ground Water Monitoring Report, Fourth Quarter 1995 <br /> Former Exxon Service Station No 7-3708 <br /> 2705 Country Club Boulevard <br /> Stockton, California <br /> Delta Project No D093-809 <br /> Dear Ms Guensler <br /> Delta Environmental Consultants, Inc (Delta), has been authorized by Exxon Company, <br /> U S A (Exxon), to conduct quarterly ground water monitoring at former Exxon Service Station <br /> No 7-3708, located at 2705 Country Club Boulevard, Stockton, California This letter report <br /> presents the results of quarterly ground water monitoring and sampling conducted on October 5, and <br /> November_ 2995 The location of the site is shown in Figure 1 and site features are illustrated <br /> in Figure 2 The work conducted at the site by Delta was performed in accordance with the field <br /> methods and procedures described in Enclosure A <br /> Ground Water Table Elevation, Flow Direction, and Hydraulic Gradient <br /> Depth to ground water was measured in each of the eight ground water mpnitoring well$ at the site <br /> o , Depth to ground water in the monitoring wells on October 5, 1995, ranged <br /> from 11 10 (MW-5) to 13 81 (MW-2) feet below the top of the well casings Ground water table <br /> elevations have decreased approximately 2 feet since the previous monitoring event in July 1995 <br /> Cumulative ground water table measurements are presented in Table 1 A water table contour map <br /> constructed from the measurements recorded on October 5, 1995, is included as Figure 3 The water <br /> table contours indicate ground water in the area of the site generally flowed toward the northeast with <br /> hydraulic radiant less thanes O1, which is consistent with previous data Depth to ground water <br /> was remeasured in monitoring wells MW-4 through MW-6 on November 29, 1995, prior to collection <br /> of additional samples to verify the October 5, 1995, analytical results <br /> Subjective Analysis <br /> No liquid-phase petroleum hydrocarbons or hydrocarbon sheens were present in the wells during the <br /> October 1995 site visit <br /> Providing a Competitive Eoge <br />