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Groundwater sampling was conducted in accordance pro assess changes in groundwater levels and concentrations of TPH-D in groundwater at the <br /> Work Plan dated September 14, 1998 The sampled moi Site The scope of work was expanded to include the analysis of groundwater samples for <br /> ' submersible pump, which was steam cleaned prior to w �T fuel additives, in accordance with a verbal instruction from the PHS/EHD on August 10, <br /> minimum of three casing volumes were removed 2000 Fuel additives have been added to the monitoring program in order to screen the site <br /> field-measured temperature, pH, and specific conductive [a' as part of site closure procedures <br /> was temporarily stored in a polyethylene holding tank <br /> the American Molding and Mill Works sanitary sewer <br /> 1.3 Scope of Work <br /> Special Permit for Wastewater Discharge P 106 984 104 <br /> March 10, 1999 <br /> Monitoring activities conducted during the third quarter of 2000 included the following <br /> i activities <br /> Water samples were collected using disposable polyetl­ <br /> used at each well One duplicate groundwater sample ( • Measurement of water levels in all seven monitoring wells on August 25, 2000, <br /> The duplicate sample was collected in the same manner 0 Sampling of groundwater in seven monitoring wells (DMW-1 through DM-7 <br /> p P g ), <br /> collection of the primary sample • Analysis of groundwater samples for TPH-D with Northwest Cleanup Procedure, <br /> a Analysis of groundwater samples for fuel additives, which include <br /> "Certified clean" one-liter glass sample containers ani ➢ Ethanol, <br /> laboratory, were used during the collection of groundv �r ➢ Tert-amyl methyl ether, <br /> placed on ice immediately following collection, and ➢ Tert-butyl ethyl ether, <br /> laboratory ➢ T-Butanol, <br /> ➢ Isopropyl ether, <br /> ➢ Methyl tert-butyl ether (MTBE), and <br /> 2.2 Laboratory Procedures C ➢ 1,2-dichloroethane <br /> Groundwater samples were analyzed by STL, Inc , locat <br /> The samples were analyzed for TPH-D using EPA Methc t" <br /> Procedure, which was included in order to rem 20 FIELD AND LABORATORY PROCEDURES <br /> interferences Samples were also analyzed for ethanol tn€ This section provides a summary of the field and laboratory procedures used during the <br /> oxygenates using EPA Method 82608 Copies of the third quarter 2000 monitoring event <br /> Appendix B <br /> �s <br /> 2 1 Sampling Methods And Procedures <br /> 3.0 RESULTS AND DISCUSSION Groundwater samples were collected by URS on August 25, 2000 Field records of <br /> This section presents the results of the third quarter 2000 sampling are attached in Appendix A Prior to sampling, the static water level was <br /> C3 1 Data Validation measured at monitoring wells DMW-1 through DMW-7 using an electric water level The laboratory report provided by STL was reviewed indicator Groundwater samples were collected from all seven monitoring wells <br /> order to ensure that the reported data results are usa' <br /> included with Appendix B All data were determined <br /> 4 3 J WFPIREPORTIQ3-2000 DOC <br />