Asbestos air sampling results, Staten Island, Oct 1, 2001

NYC 9/11 Public Portal Document

NYC Response Asbestos Air Sampling Results for Staten Island Landfill Sampling Date and Time; 10/01/01 0800 to 1830

PCM by NIOSH 7400 TEM AHERA) Sampling Sampling Sample f/mm^ f/cc Structures (#) S/mm’ S-f/cc Date Sample No. Location Volume Matrix <5u >5u

10/1/01 01669 #1 0 Air <7.0 0 0 <6.67 10/1/01 01670 #2 533 Air <7.0 <0.005 0 0 <6.67 <0 0048 10/1/01 01671 #3 552 Air <7.0 <0.005 0 0 <6.67 <0.0046 10/1/01 #4 NS 10/1/01 01672 #5 522 Air <7.0 <0.005 0 0 <6.67 <0.0049 W 10/1/01 01673 #6 550 Air <7.0 <0.005 0 0 <6.67 <0.0047 G 3 10/1/01 01674 #7 582 Air <7.0 <0.005 0 0 <6.67 <0.0044 G 10/1/01 01675 #8 550 Air <7.0 <0.005 0 0 <6.67 <0.0047 3 O 10/1/01 #9 NS H 10/1/01 01667 #9A 493 Air <7.0 <0.005 0 0 <6.67 <0.0052 H 10/1/01 01666 #9B 492 Air <7.0 <0.005 0 0 <6.67 <0.0052 o 10/1/01 01668 #10 494 Air <7.0 <0.005 0 0 <6.67 <0.0052 3 coc# 100101 3 O ** No results because no air volumes were taken H NS: Not sampled M O n Sample volume is below recommended limit of the method: H o 'Structure (S) Roughly equivalent to Fiber (F) 3 < 3 NA: not analyzed due to overloading of particulates M a o 3 ' NIOSH 7400: Fiber Analysis of Air samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94 3 a H Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) EPA 4DCFR Part 763 (AHERA) M Standard criteria: EPA 40CFR Part 763 (AHERA): 0.01 fiber/cc (PCM), 70 S/mm/ volume 1200 L, for 25 mm filter (TEM)

3 O ERT: 10/02/01 9.50 AM to

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