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AGE-NC-07-1517 17 March 2008 Page 4 of 7 the site by L&B Environmental under manifest to Forward Landfill for proper disposal. Approximately 37.42 tons of excavated petroleum hydrocarbon and metal-impacted soil was loaded and transported from the site by L&B Environmental under manifest to Kettlemen Hills Facility for proper disposal. Landfill manifests and weight tags are included as Appendix B. 3.0. FINDINGS The impact to the stockpiles and excavations were based on analytical results of soil samples. 3.1. ANALYTICAL RESULTS OF SOIL SAMPLES A discussion of laboratory results of soil samples collected during excavation procedures is detailed below. 3.1.1. Analytical Results of Soil Samples Collected from Excavation Stockpiles for Landfill Disposal The following analytes were reported in the soil samples collected on 06 and 07 December 2007 and O1 February 2008: • Benzene was reported in soil stockpile sample ABC-1 at a concentration of 0.008 mg/kg. • Toluene was reported in soil stockpile samples ABC-1 and C1 in concentrations of 0.012 mg/kg and 0.020 mg/kg, respectively. • Total xylenes were reported in soil stockpile samples ABC-1, ABC-2, C1 and C3 at concentrations ranging from 0.026 mg/kg (ABC-2)to 0.140 mg/kg (ABC-1). • Utilizing hydrochloric acid for extraction,chromium was reported in soil stockpile samples ABC-1, ABC-2, C1 and C3 at concentrations ranging from 36 mg/kg (0) to 43 mg/kg (ABC-1 and ABC-2). • Utilizing hydrochloric acid for extraction, lead was reported in stockpile soil samples ABC-1, ABC-2, C1 and C2 at concentrations ranging from 190 mg/kg (0) to 440 mg/kg (ABC-1). • Utilizing hydrochloric acid for extraction, nickel was reported in stockpile soil samples ABC-1, ABC-2, Cl and C2 at concentrations ranging from 19 mg/kg (0) to 31 mg/kg (ABC-1). Advanced GeoEnvironmental,Inc.