NYC Response
Asbestos Air Sampling Results al Fixed Locations o
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Round 3 Round 4
Date Sample Mo. Sampling Location MalrlK S/rnm2 (S' F/ccP ^mZiS-F/ccf Comments
9/15-18/01 581/1401 G Air <16 (<0.0043) 18(0.0069) Chrysotile asbestos
3/15-16/01 582/1402 A Air <13.3 (<0.004fl) NA Chrysotile asbestos
9/15-18/01 563/1403 8 Air <6 (<0 0039) NA Chrysotile asbestos
9/15-16/01 [ 584/1404 C Air <16 (<0.0043) NA Chrysoftle asbestos
9/15-16/01 565/1407 D Air <B (<0.Q043) NA Chrysotile asbestos
9/15-18/01 586/1408 e Air 53.33 (0.0190) NA Chrysotile asbestos
9/15-16/01 587/1409 E-' Air 90 (0.0321) NA Chrysotile asbestos
9/15-18/01 566/1410 F Air 24(0.0085) NA Chrysptlie asbestos
9/15-18/01 569/1405 H Air <16 (< 0045) NA ChiysotHe asbestos
9/15-18rtJ1 59071406 I Air <18 (< 0043} NA Chrysotile asbestos
NA: not analyzed duo to oveloading of psrticulalas
Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) EPA 40CFR Part 763 (AHERA)
3 'Structure (S) Roughly equilvalenl to Fiber (F)
85 Standard criteria: EPA 40CFR Part 763 (AHERAJ: O.DIflbor/cc (PCM), 70S/iivn2, volume 1200L, tor 25MM fitter (TEM)
A; Intersection of Sarclay^Wesl Broadway
8 8: IniersBCtlon of Church+Dey St. Round 3; 6:00PM (9/15) - 6;00AM {9/16}
C: Inlerseclion of Liberty+Boadway Round 4: fi.OOAM (9Z15) * 6 OOPM (9716)
3 O: Intersection of Greenwldh+Aibany;
E; intersection of Liberty* South End Ave. E": Duplicate
F: fnlBrsecUonofVesey+Wesl St.
5 G: interseciion of Church and Duane
H: One Chase Plaza ERT 9/17/01 9;30AM
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NYC-WTC_000149497Source: NYC Law Department, mirrored locally
57-page lab report documenting World Trade Center environmental test results distributed to multiple federal, state, and local agencies including CDC and EPA.
57-page lab report documenting World Trade Center environmental test results distributed to multiple federal, state, and local agencies including CDC and EPA.