NYC-WTC_000203050

z Z o o co g NYC Response Asbestos Air Sampling Results at Fixed Locations “0 Sampling Date and Time: 10/12/01 (00:01) to 10/12/01 (12:00) c o CT o PCM by NIOSH 7400 o' o TEM ( AHERA) hJ Sampling Sampling Sample f/mm' f/cc S/mm^ "0 o Structures (#)* S-t/cc* o o Date Sample No. Location Volume Matrix 0.5p-5p >5p o CD cn o 10/12/2001 05404 A 1440 Air 20.38 0.005 0 <15.50 <0.0041 0 10/12/2001 05405 B 1440 Air 39.49 0.011 0 0 <15.50 <0.0041 o o 10/12/2001 05406 C 1 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 c 10/12/2001 05409 D 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 3 Q 10/12/2001 05412 E 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 3 10/12/2001 05413 F 1440 Air 11.46 0.003 0 0 ** lU.UKJ <0.0041 10/12/2001 05407 H 1440 Air' 10.19 0.003 0 0 <15.50 <0.0041 10/12/2001 05408 I 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 10/12/2001 05416 J 1440 Air 12.74 0.003 0 0 <15^ <0.0041 10/12/2001 05415 J Pup 1440 Air 10.19 0.003 0 0 <15.50 <0.0041 10/12/2001 05410 K 1440 Air 8.92 0.002 0 0 <15.50 <0.0041 10/12/2001 05419 L 1440 Air 10.19 0.003 0 0 <15.50 <0.0041 10/12/2001 05418 M 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 10/12/2001 05417 N 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 10/12/2001 05414 Q 1440 Air 14.01 0.004 0 <15.50 <0.0041 10/12/2001 05411 S 1440 Air 11.46 0.003 0 0 <15.50 <0.0041 10/12/2001 05402 T 1440 Air <7.0 <0.002 ,0 <15.50 <0.0041 10/12/2001 05401 U 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 10/12/2001 05403 V 1440 Air <7.0 <0.002 0 0 <15.50 <0.0041 COC 04302

Sampling Locations; NS; Not sampled A: NE corner of West Broadway & Barclay S: Rector & South End ‘Structure (S) roughly equivalent to fiber (f) B: SE comer of Church & Dey SI. T; Pier 6 Heliport NR: Not requested C; Trinity (a.k.a. Church) & Liberty U; Pier 6 Exit 2 NA: not analyzed due to overloading of particulates Cl: SW corner of Broadway & Liberty St. V: Pier 6 Bus Sign D: East end of Albany St. al Greenwich St. E: Western end of Liberty St. at South End Ave F: Northern median strip of Vesey & West St G: Church and Duane St. H: South side of Chase Manhattan Plaza at Pine St. I: SE corner of Wall St. & Broadway J: NE corner of Warren & West St. K: West St. & Albany in median strip L: On walkway toward North Park rec area (north side of StuyvesanI High), access to TAGA bus area M: Western end of Harrison St. at West St. (on tree next to bulkhead) Ml : West St. - 50 yards south of Harrison St. at bulkhead O N: South side of Pier 25 (next to volleyball court) ERT: 10/15/01 09:50 AM P: NE corner of South End Ave. & Albany H Q: Barclay & West St. (center island) in proximity to USCG command post I R: TAGA Bus Location

s n o NIOSH 7400: Fiber Analysis of Air Samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94 o Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) EPA 40CFR Part 763 (AHERA) I o Standard criteria: EPA 40CFR Part 763 (AHERA): 0.01 fiber/cc (PCM), 70 S/mm volume 1200 L, for 25 mm filter (TEM) o FL-10-12-01 (JI

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