NYC 9/11 Public Portal Document
B.M.C.C. Page 11
Dust & VOC Levels December 6, 2001
OUTDOORS, Trailer W-112 0.0 87
Trailer W-112 0.2 55
Trailer W-111 0.3 58
railer W-110 0.2 59 1
OUTDOORS, Trailer W-109 0.0 . 61
railer W-109 1.0 53
railer W108 1.0 63 1
Trailer W-107 0.7 53 1
railer W106 0.3 49
railer W-105 0.0 46
OUTDOORS, Trailer W-104 0.0 57
Trailer W-104 0.3 61
railer W-103 1.5 150 2
Trailer W-102 0.0 64
OUTDOORS, Trailer W-101 0.0 58
Trailer W-101 0.0 53
Note 1 - Window open.
Note 2 - Instructor using chalk.
Note 3 - Instructor erased entire blackboard just prior to sampling.
AIR SAMPLING RESULTS FOR FINE DUST PARTICLES ON DECEMBER 5, 2001
[After The Installation of Portable Room HEPA Filtration Units]
Location Dust Particle, uglm3 Notes
Afternoon Readings 200 pm - 300 pm
OUTDOORS, North Entrance Parking Lot 31
OUTDOORS, Trailer W-112 70
Trailer W-112 37 NH
Trailer W-111 39 NH
railer W-110 37 NH
OUTDOORS, Trailer W--109 55
Trailer W-109 32 NH
Trailer W-108 13 H
Trailer W-107 14 H
Trailer W-106 6 H
Trailer W-105 4 H
OUTDOORS, Trailer W-104 42
Trailer W-104 18 H
Trailer W-103 19 H
Trailer W-102 13 H
OUTDOORS, Trailer W-101 42
Trailer W-101 15 H
H = Room has Portable HEPA Filtration Unit /// NH = Room Does Not Have Portable
HEPA Filtration Unit
NYC-WTC 000106373
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