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1 <br /> ANNUAL REPORT <br /> 1996 GROUNDWATER MONITORING <br />' FORMER AMERICAN FOREST PRODUCTS COMPANY FACILITY <br /> STOCKTON, CALIFORNIA <br /> 1 0 INTRODUCTION <br /> This report, prepared on behalf of American Forest Products Company (AFPC), presents <br />' the results for the 1996 groundwater monitoring performed at the former AFPC facility in <br /> Stockton, California (Site) Annual and semi-annual monitoring is being performed at the Site <br /> in accordance with Dames & Moore's Proposed Monitoring Program dated December 15, <br /> 1995 This proposed monitoring program was confirmed in correspondence dated April 17, <br /> 1996 between Kirkland & Ellis and the San Joaquin County Public Health Services <br /> Environmental Health Division (PHS/EHD) <br />' The monitoring program outlines two tasks These tasks include semi-annual <br /> groundwater level measurements and annual groundwater sampling from five existing on-Site <br /> monitoring wells The results of this report demonstrate that the groundwater monitoring <br /> program, agreed to by PHS/EHD and AFPC, has been implemented <br /> The report has been partitioned into three sections and three appendices Section 1 0 <br /> presents this introduction Section 2 0 discusses groundwater sampling methods and <br /> analytical results, and Section 3 0 offers a summary of the data Appendix A describes the <br /> groundwater sampling protocol utilized during the sampling round Appendix B presents Field <br /> Record of Water Sample and Chain-of-Custody forms Appendix C presents the Analytical <br /> Laboratory Summary Report, and a memorandum summarizing data validation <br /> 2.0 GROUNDWATER SAMPLING AND ANALYTICAL RESULTS <br />' The groundwater monitoring program includes the measurement of groundwater levels <br /> and the collection of groundwater samples from five Site monitoring wells, DMW-1 through <br />' DMW-5 Per the approved program, the depth to groundwater is to be measured semi- <br /> annually (January and July), and groundwater sample collection is to be performed annually <br />' (July) The 1996 groundwater monitoring is the first round to have been performed since <br /> implementation of this monitoring program Future rounds will be conducted in accordance <br /> with this schedule The sections below discuss the sampling and analytical methods <br /> R\SAC1044MISC19610 04 WPD 1 <br /> DAMES & MOORE <br />