NYC-WTC_000203050

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I “0 o NYC Emergency Response c o CT o Asbestos Air Sampling Results NYC ER/NJ DEP KJ o' o o "0 o o tn oo 9L Date Sampling Sample PCM by NIOSH 7400 TEM (AHERAJ O Sampled Sample No. Location Volume Matrix f/mm^ flee 0.5p - 5p I 5p S/mm^ S~f/cc* o o c S{#) 3 10/13/01 02006 Liberty Park 1103 Air <7.0 <0.002 0 0 <12.92 <0.0045 CD 3 10/13/01 02007 CITGO Terminal 480 Air <7.0 <0.006 0 0 <7.75 <0.0062 10/13/01 02008 FMC Terminal 480 Air <7.0 <0.006 0 0 <7.75 <0.0062 10/13/01 02009 Shell Terminal 480 Air <7.0 <0.006 0 0 <7.75 <0.0062 COC#04192

PCM: Phase Contrast Microscopy by NIOSH 7400 TEM: Transmission Electron Microscopy (TEM) EPA 40CFR Part 763 (AHERA). Sample volume is below recommended limit of the method. *Structure (S) roughly equivalent to Fiber (f) Standard criteria: EPA 40CFR Part 763 (AHERA): 0.01 fiber/cc (PCM). 70 S/mm^ Volume 1200 L, for 25 mm filter (TEM)

Period in which samples were collected and retrived Sampling Location Sampling Times Liberty Park 1300 (10/13/01) - 0723 (10/14/01) CITGO Terminal 1345 (10/13/01) - 2145 (10/13/01) ERT: 10/15/01 09:50 AM FMC Terminal 1415 (10/13/01)-2215 (10/13/01) Shell Terminal 1430 (10/13/01) - 2230 (10/13/01)

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CD DEP-10-13-01 CD CD