NYC-WTC_000231727

NYC 9/11 Public Portal Document

NYC Emergency Response Asbestos Air Sampling Results NYC ER/NJ DEP

Date SampSing Sample PCM by NiOSH 7400 TEM ( AHERA) Sampled Sample No. Location Volume Matrix f/mm" f/cc 0.5p-5p I 5p S/mnf S~f/cc* S(#) 10/15/01 02016 Liberty Park 480 Air <7.0 <0.006 0 0 <6.15 <0.0049 10/15/01 02017 ITGO Termin 480 Air <7.0 <0.006 0 0 <6.15 <0.0049 10/15/01 02018 ■MC Termina 1061 Air <7.0 <0.003 0 0 <13.33 <0.0048 10/15/01 02019 Shell Termina 480 Air <7.0 <0.006 0 0 <6.15 <0.0049 C0C#04194

PCM: Phase Contrast Microscopy by NIOSH 7400 TEM: Transmission Electron Microscopy (TEM) EP.A 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 1200 (1 0/15/01) to 1120 (1 0/1 6/01) CITGO Terminal 1240 (1 0/15/01) to 1155 (1 0/1 6/01) ERT: 10/18/01 09:50 AM FMC Terminal 1305 (1 0/15/01) to 1230 (1 0/1 6/01) Shell Terminal 1325 (1 0/15/01) to 1300 (1 0/1 6/01)

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NYC-WTC_000231727