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n 31 October 2002 it AGE-NC Project No 96-0232 Page 2 of 3 During the September 2002 sampling event,none of the analyzed volatile organic compounds(EPA Method 624) or semi-volatile organic compounds (EPA Methods 610 and 625) were detected by laboratory analysis Laboratory results of the volatile organic and semi-volatile organic analysis are summarized in Tables 10 and 11 The laboratory reports (Caltest Analytical Laboratory No C090171) and chain-of-custody forms are presented as Appendix A Laboratory analysis of inorganic compounds detected 4 9 micrograms per liter(µg11) Arsenic, 100 µg11 Banum, 1 5 µg/1 Copper,0 5 µg/1 Fluoride,0 78 µg/1 Lead,0 0005 p.g/l Mercury,2 6µg/1 Nickel and 3 µg/1 Zinc Cyanide and Selenium were not detected below the laboratory reporting limits, however the laboratory estimated concentrations were above the method detection limits at 0 9 µg/1 and 0 8 µg/l, respectively Hexavalent chromium was detected at a concentration of 0 30 µg/1 on 11 September 2002, however, a confirmation sample collected on 25 September 2002 was not detected below the laboratory reporting limit of 0 5 µg/1 Laboratory results of the inorganic analysis are summarized in Table 12 The laboratory reports and chain-of-custody forms for Caltest Analytical Laboratory No C090171,BSK Analytical Laboratories Sample I D No 247175,EMSL Laboratory Reference No CA023792, Severn Trent Laboratones Report No 108522 and GeoAnalytical Laboratories Inc ID No N309966 are presented in Appendices A, B, C, F and G . Pesticides and PCBs were not detected below any laboratory reporting limits,however,the laboratory estimated the concentration of Dalapon was above the method detection limit at a concentration of 2 06 µg/1 The laboratory results of the pesticides and PCBs analysis are summarized in Tables 13 The laboratory report(Caltest Analytical,LaboratoryNo C090171 and BSK Analytical Laboratories Sample I D No 245597)and chain-of-custody forms are presented as Appendix A and Appendix B Laboratory analysis of general minerals detected 24 milligrams per liter (mg/1) Chloride, 270 mg/1 hardness as CaCO ,20 mg/1 Nitrate(as N), 0 08 mg/1 Nitrite(as N),pH was detected at 7 7, specific conductance at 940 µmhos/em, sulfate at 31 mg/l, temperature at 20 5 degrees Celsius and total dissolved solids at 580 mg/l Laboratory results of the general minerals analysis are summarized in Table 14 The laboratory report (Caltest Analytical Laboratory No C090171 and Sierra Environmental Monitoring Inc I D No S200209) and chain-of-custody forms are presented in Appendix A and Appendix D Dioxins and dibenzofuran congeners were not detected by laboratory analysis,the laboratory results of the dioxins and dibenzofuran analysis are summarized in Table 15 The laboratory reports (Alta Analytical Laboratory Inc I D No 2279 1)and chain-of-custody forms are presented as Appendix E Advanced GeoEnvironmental,Inc