Table 3
Ongoing Air Monitoring
New York City Law Department
100 Church Street
New York
Sample ID : TDM0201 TDM0301 TDM0001 TDMFB01
Lab Sample ID : OSHA 1 2 3 4
Sample Date : Permissible 9/3/2002 9/3/2002 9/3/2002 9/3/2002
Start Time: Exposure Limit 10:55 11:03 10:05
Sample Type : (PEL) mg/m^ Air Air Air Air
Floor: 2 3 Roof
Location: Room 2-102 Room 3-114 Field Blank
CONSTITUENTS
TOTAL METALS (mg/rr?)
Aluminum 5 <0.00521 U 0.00681 0.0311 0.0662 U
Antimony <0.00104 U <0.00104 U <0.00104 U <0.001 U
Arsenic <0.000417 U <0.000417 U <0.000417 U <0.0004 U
Barium <0.00521 U <0.00521 U <0.00521 U <0.005 U
Beryllium <0.000208 U <0.000208 U <0.niBB208 U <0.0002 U
Cadmium <0.000208 U <0. [iiiiil208 U <0.000208 U <0.0002 U
Calcium 5 <0.0521 U <0.0521 U 0,0645 B 0.149 B
Chromium 1 0.000589 B 0.000909 B 0,000815 B 0.000662 B
Cobalt <0.000521 U <0.000521 U <0.000521 U <0.0005 U
Copper <0.00104 U <0.00104 U <0.00104 U <0.001 U
Iron <0.00521 U <0.00521 U <0.00521 U <0.005 U
Lead <0.000521 U <0.000521 U <0.000521 U <0.0005 U
Magnesium <0.0521 U <0.0521 U <0.0521 U <0.05 U
Manganese <0.000781 U <0.000781 U <0.000781 U <0.00075 U
Nickel <0.00104 U <0.00104 U <0.00104 U <0.001 U
Potassium <0.0521 U <0.0521 U <0.0521 U <0.05 U
Selenium <0.00104 U <0.00104 U <0.00104 U <0.001 u
Silver <0.000521 U <0.000521 U <0.000521 U <0,0005 U
Sodium <0.0521 U <0.0521 U <0.0521 U <0.05 U
Thallium <0.000521 U <0.000521 U <0.000521 U <0.0005 U
Vanadium <0.000521 U <0.000521 U <0.000521 U <0.0005 U
Zinc <0.00104 U <0.00104 U <0.00104 U <0.001 U
U = Analyzed for but Not Detected
O
B = Compound found in method blank
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NYC-WTC_000174459
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000174459Source: NYC Law Department, mirrored locally