NYC 9/11 Public Portal Document
Sample No. Location I Asbestos Types toer►tified
L A-01 Theatre 1 None detected - _ —
A-02 Gymnasium i - None detected
A-03 +_ Trailer 101 None detected
A-04 Trailer 103 None detected
1 rau,cr ivj rrone csetectea
A-06 Trailer 107 None detected-- -
~
A-07 Trailer 109 None detected
A-08 Trailer i l l ___ None detected --- 1
A-09 Trailer Harrison St. East None detected ,
A-10 , Trailer Harrison St. West None detected
Field blank 1 I None detected —!~
FBL Field blank 2 i_ .` None detected
_ SBL-I _ Sealed blank I None detected
Table X Asbestos Air Samali sr
l WTjpeS linB
Surface wipe samples were collected December 17 from all floors of the North and Smith Buiidings.
Surface wipe samples will he analyzed by EPA Method SW846-7420. Results will be reported shortly
upon receipt of analysis from the laboratory.
Air Samlain -Nuisance Dust Silica
Air samples from each floor of the north and south buildings are being collected from within
classrooms, common corridors. escalators, the Library, select rooms,offices and Trailers. Samples will
be analyzed by NIOSH Method 7500 to determine ambient or background airborne nuisance dust and
respirable silica concentrations Results will be reported shortly upon receipt of analysis from the
laboratory.
Airborne Metal
Air samples were collected December 17 from within the Trailers. Samples will be analyzed for
airborne lead, chromium, arsenic and iron Results will be reported shortly upon receipt of analysis
from the laboratory.
Volatile O_r ansc _Compounds
Measurement of total VOC's is used to determine general quality of air associated with the level of
volatile organic compounds. Samples were collected within the north and south buildings and the
Trailers, as we'll as outside. The Indoor Air Quality Association (Standard IAQA X95-1) recommends
levels be maintained at or below 3.0 maim ppm for acceptable indoor air qua:ity. The data indicated
that total VOC's were not detectable within the areas sampled. Please refer to Table 2 for measured
results.
Sample No. - Location VOC ppm
_ V-01 _ 7`" Floor North Room 779 0.0
V-02 ,—~ - 6 ~Floor North Hallway by Room 635 ` 0.0--_—
NYC-WTC 000106381
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