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OSHA WTC air sampling results, Oct 20, 2001

Machine-extracted title · confidence 95%

Area air sampling results for benzo(alpha)pyrene and volatile organic compounds collected on the west side of WTC-1 on October 20, 2001.

NYC-WTC_000178367–000178376
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NYC 9/11 Public Portal Document

US Department of Labor/OSHA WTC Air Sampling Activity grouped by sector and date sampled and sorted by sampling # and submission #

Sample Inspection ANALYTE TWA SAMPLING If Submission If ff LAB # DESCRIPTION Type Area TASK/OPERATION TIME UOM RESULT RESULTS PEL SEVERITY

AMEC

Date Sampled 10/20/01 914453345 1020JB01 20011020 PI 0004 Molybdenum (as Personal WEST IRON WORKER- 152 M 0 0 15 0 Mo), Insoluble BURNER/CUTTER. w Compounds (Total G Dust) K G M 914453345 1020JB01 20011020 PI0004 Nickel, Metal and Personal WEST IRON WORKER- 152 M 0 0 1 0 O H Insoluble BURNER/CUTTER. compounds (as Ni) G o 914453345 1020JB01 20011020 PI 0004 Vanadium fume (as Personal WEST IRON WORKER- 152 M 0 0 0.1 0 3 V2O5) BURNER/CUTTER. 3 O 914453345 1020JB01 20011020 PI 0004 Zinc Oxide Fume Personal WEST IRON WORKER- 152 M 0 0 5 0 G M BURNER/CUTTER. O O H O 914453352 1020JB02 20011020 PI 0023 Antimony and Personal WEST IRON WORKER- 120 M 0 0 0.5 0 3 Compounds (as Sb) BURNER/CUTTER. 3

a 914453352 1020JB02 20011020 PI 0023 Beryllium and Personal WEST IRON WORKER- 120 M 0 0 0.002 0 O M Beryllium BURNER/CUTTER. 3 □ H Compounds (as Be)

3 914453352 1020JB02 20011020 PI 0023 Cadmium Personal WEST IRON WORKER- 120 M 0 0 0.005 0 G BURNER/CUTTER. 3 O 914453352 1020JB02 20011020 P10023 Chromium, Metal Personal WEST IRON WORKER- 120 M 0 0 1 0 and Insoluble Salts BURNER/CUTTER. to 914453352 1020JB02 20011020 PI 0023 Cobalt, Metal, Dust Personal WEST IRON WORKER- 120 M 0 0 0.1 0 W and Fume (as Co) BURNER/CUTTER. M 3 914453352 1020JB02 20011020 PI 0023 Copper Fume (as Personal WEST IRON WORKER- 120 M 0.0139688 0.014 0.1 0.139688 H Cu) BURNER/CUTTER. to 914453352 1020JB02 20011020 PI 0023 Iron Oxide Fume Personal WEST IRON WORKER- 120 M 2.9434402 2.9 10 0.2943440 o o BURNER/CUTTER. co o 914453352 1020JB02 20011020 PI 0023 Lead, Inorganic (as Personal WEST IRON WORKER- 120 M 0 0 0.05 0 Pb) BURNER/CUTTER. H Kl 914453352 1020JB02 20011020 PI0023 Manganese Fume Personal WEST IRON WORKER- 120 M 0.0325571 0.033 5 0.0065114 to (as Mn) BURNER/CUTTER.

S 914453352 1020JB02 20011020 P10023 Molybdenum (as Personal WEST IRON WORKER- 120 M 0 0 15 0 O Mo), Insoluble BURNER/CUTTER. o Compounds (Total o Dust) o o co Wednesday, December 05, 200i Page 102 of 592 co co co oo wo

NYC-WTC_000178369

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NYC-WTC_000178369Source: NYC Law Department, mirrored locally

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OSHA WTC air sampling results, Sep 30, 2001

NYC-WTC_000178341

Personal air sampling results for asbestos and other contaminants from operating engineers and excavator operators on September 30, 2001.

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