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STANDARD PROCEDURE FOR <br /> EQUIPMENT DECONTAMINATION <br /> that could potentially contact subsurface media and compromise the integrity of. <br /> All equipmentP Y <br /> the samples is carefully decontaminated prior to drilling and sampling. Drill augers and other <br /> large pieces of equipment are decontaminated using high pressure hot water spray. Samplers, <br /> groundwater pumps, liners and other equipment are decontaminated in an Alconox scrub <br /> in clean to water rinse followed b a final distilled water rinse. <br /> and double rinsed Y <br /> solution aP <br /> The rinsate and other wastewater are contained in 55-gallon DOT-approved drums, labeled (to <br /> identify the contents, generation date and project) and stored on-site pending waste profiling' <br /> and disposal: <br />