ARCHIVED REPORTS XR0000289 - Laserfiche WebLink

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i All drilling and sampling equipment was washed prior to drilling In addition, the probe casing, probe tips, screen, and bailer were decontaminated by steam cleaning between each sample Soil cuttings were not generated during CPT drilling operations Wash water generated during the field investigation was placed into 208-11ter (55-gallon) drums approved by the United Nations for transport of liquid and solid wastes, stored in a secure area at the site pending laboratory analysis The cone penetration test data is included in Appendix A 2.4 Laboratory Analyses The groundwater samples were submitted to Creek Environmental Laboratories, Inc , and Precision Enviro-Tech, Inc , California-certified analytical laboratories, for analysis Chain-of-custody procedures, including the use of chain-of-custody forms, were used to document sample handling and transport from the time of collection to delivery to the laboratory for analysis The chain-of-custody forms and laboratory analytical reports are included in Appendix C Electronic laboratory data will be submitted to the State Water Resources Board GeoTracker Site The confirmation number will be provided at that time ' The analyses were conducted on a normal turn-around basis in general accordance with U S Environmental Protection Agency (EPA) specified holding times The analyses were performed in general accordance with the following EPA methods Matrix Analyses Water Gasoline Analysis Package EPA Method 8015/8020 Water Total Petroleum Hydrocarbons as Diesel Modified EPA Method 8015 Water Aromatic and Halogenated Volatile Organics EPA Method 8021 B Water GC/MS Fuel Oxygenate Compounds EPA Method 82608 2.5 Investigation-Derived Waste Disposal Drill cuttings were not generated during this investigation Wash water generated during the field investigation was contained for disposal in 208-liter (55-gallon) drums, approved by the United Nations for transport of liquid and solid wastes The drums were stored at the site pending disposal The drums were removed from the site for disposal following receipt of the laboratory results !nlannaeonrechnobgyasaCRFpaticoMMow�acn�oozwanr� ta�szna�adoc 2-3 aaoz