NYC Asbestos Air Sampling Results, Sept 21-22, 2001

NYC 9/11 Public Portal Document

NYC Response Aftbeftto* Air Sanipitny Rofttilln nt Fixed Location* Sampling Date and Time; 16.00 (9/21/01) to 04.00 (9/22/01)

rj I ?>'»1 PCM by NIOSH 7400 TEM byNIOSH7402 TEM I AHERAj Sampliiiti SatnpiHiH Sample r/innf t*cc AF/NAF Adjusted Structures (#| S/mnf 8~Wcc Dale Sauiple No. Location Volume F^alrix TEM l/cc <5u >511 v«- 9/22/2001 17231 A 720 Air 17 2 0.009 1/6 <0.004 0 0 0 0 9/22)2001 17232 B 720 Air 0.25 0.004 0/8 <0004 0 0 0 0 9/22/2001 17233 C 720 Air <7.0 <0 004 0'2 <0004 3 0 36 87 0.0143 A"/. 9/22.'2001 17236 D 720 Air 12.1 ,.0.OC€ 1/6 <0.004 0 0 <8.65 <0.0048 /V.s X SS272OO1 17238 E 428 Air 15.29 T'ToW 0/5 <0,«» 1 0 8.89 o..ooai 9/22/2001 17239 F 720 Air 8,92 "•Cf.'OO5 OB <0.004 0 0 <8.e§ <0.0046 H.Si' 9«2/200i 17240 FOUR 720 Air <7.0 <aoo4 0/4 <0.004 0 1 8.89 0.0048 IY NS G 9/22/2001 17234 H 720 Air <7.0 <0004 0/2 <0.004 0 0 <8.89 <0.0048 /YS’.V 9/22Z7OO1 17235 I 720 Air <70 <0.(M4 0/7 <0,004 1 1 17 78 0.0095 H.Sii 9^2/2001 17230 J 720 Air rLo <0.004 0/1 ^2521 0 2 <8.89 <0.0048 9/22/20C1 17237 . K 720 Air <7.0 <0,004 0X3 <0,004 2 0 17.78 00095 ^9. 9/22/2001 NS U NS N 9.'22/2001 NS M 9/22Z2001 17242 O 720 Air <7.0 <0004 ^0521 0 0 <8.89 <0.0048 H.n 9/22«001 17241 P 720 Air <0004 oa <0.004 0 o’ <8.89 I <0.0048

Sampling Locations: NS; Not sampled A; Intersection of BardayrWest Broadway AF/ANF Asbestos fibers/Non asbestos fibers B; Intersection of Churcb+Dey St, Sample volume is below recommended limit of the method C; Inlersectwi of Ltberty+Trinity •Structure (S) Roughly equivalent to Fiber (F) D: Intersection of Creenwidi+Albany NA; not analyzed due to uverloading of particulates E: Interseaion of LibertyrSouth End Ave NR: Analysis not requested F: Intersection of Vosey+West St. FOUR G: Intersection of Church and Duane H One Chase Plaza I; Wall Street+firoadway J: Comer of West and Warren O K' Comer of Albany and West N: West Side Highway/ near community college ERT; OS/23/01 9.50 AM H M Intersection of Liberty ♦ Broad K I 0; Pier 25 to P: Intersection of Harrison + West s o NtOSH 7400: Fiber An«ly«i* of Air «ampla«. Via NiOSH 7400, Revision 3.2. 8Z15/94 o NIOSH 7402; /Asbestos Analysis of air samples by Transmission Electron Microscopy o AsiKtston Fiber Annly»i» by Tran«mls*lcin eteclrun Microscopy (TEM) ERA 40CFR Part 763 (AMCRA) I o o Standard criteria; EPA 40CFR Part 763 {AHERAj: C.01 fiber,fee (PCM), 70S/mm2. volume 1200L. for 2SMM filter (TEM) co

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