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Decontamination Waste Water <br /> Collection (specify Decon water will be collected in 55-gallon drum, labeled, and stored on <br /> how): site. <br /> Direct Discharge (specify how and where): NA <br /> Pre-Treatment (specify): NA <br /> Disposal (specify how and NA <br /> where): <br /> J. AMBIENT AIR MONITORING (1910.120(b)(4)) <br /> Activily & Contaminant Instruments Action Level Frequency <br /> Half face PID 20 ppm Every 5 minutes <br /> respirator/Organic. <br /> vapors <br /> Evacuate PTD >200 ppm Every 5 minutes <br /> site/Organic vapors <br /> Comments: Benzene is not specifically monitored for with a OVM so any vapor reading at <br /> 20 ppm must require 1/2 face respirator. <br /> • Appendix 7-4 (Form H5 003) <br /> Page 8 of 11 <br /> Revised: 10105 <br />