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Document / 57 pages

WTC environmental lab report and data distribution, January 2002

Machine-extracted title · confidence 65%

57-page lab report documenting World Trade Center environmental test results distributed to multiple federal, state, and local agencies including CDC and EPA.

NYC-WTC_000130550–000130606

Folder label: “E-Mail 1/2/02

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Scanned page image, NYC-WTC_000130565
OCR text

OCR status: ocr · source: ours

NYC-WTC_000130565 NYC Response . Asbestos Air Sampling Results for Staten Island Landfill Sampling Date and Times: 12/23/01 0810 to 2145 Data Validation Date: 12/28/2001 PCM by NIOSH 7400 TEM ( AHERA) Sampling Sampling | Sample Structures (#) Date Sample No. {| Location | Volume*| Matrix fimm? ficc 0.5u-5u] 5p Simm’ | S~ficc™ 12/23/01 LF01753 P-1 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LFO1754 P2 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LFO1755 P-3 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LF01756 P-4 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LFO1757 P-5 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LFO1758 P-6 720 Air <7.0 <0.004 <B8.75 | <0.0047 12/23/01 LFO1759 P-7 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LFO1760 P-8 720 Air <7.0 <0.004 <B.75 | <0.0047 42/23/01 LFO1761 W-11 pew ns ns ns ns ng) ns ng) 12/23/01 LFO1762 W-12A 720 Air 15.29 0.008 <8.75 | <0.0047 12/23/01 LFO1763 W-12B 720 Air 7.64 0.004 <8.75 | <0.0047 12/23/01 LFO1764 B-13 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LF01765 B-14 720 Air <7.0 <0.004 <B.75 | <0.0047 12/23/01 LF01766 T-15 720 Air <7.0 <0.004 <8.75 | <0.0047 12/23/01 LFO1767 T-16 720 Air 26.75 0.014 <8.75 | <0.0047 12/23/01 LFO1768 0-17 ns?) Ns?) Ns®) ns?) Ns?) Ns?) ns?) 12/23/01 LF01769 0-18 720 Air <7.0 <0.004 0 <8.75 | <0.0047 12/23/01 LFO1770 MPHS-20 | 110°" Air <7.0 <0.025 0 <8.75 | <0.0306 42/23/01 LFO1771 Lot Blank 0 Air <7.0 n/a NA® NA” NA) NA”) 12/23/01 LF01772 Trip Blank 0 Air <7.0 na NA?) NA?) NA‘) NA®) S/Ol[S/O/Olo/o/o B/D[O[O]O/OlO/O/ M/C/Oyolojolo O/OsO/O/O/o Ss Hnlolo Zz Key: * Sample volume (liters) is below recommended limit for the TEM method; volume is based on pump reading ae (S) is roughly equivalent to fiber (f) wee weet E ly low sample volume collected N - Not analyzed due to overloading of particulates N - Not analyzed for TEM n/a - Not applicable NC - Sample not collected N imple not submitted due to no sample volume N mple not submitted at this time due to no access to station location NIOSH 7400: Fiber Analysis of Air samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94 Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) EPA 40CFR Part 763 (AHERA) Standard criteria: EPA 40CFR Part 763 (AHERA): 0.01 fiber/cc (PCM), 70 Simm’, volume 1200 L, for 25 mm filter (TEM) FK-12-23-01-am NYC 9/11 Public Portal Document

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NYC-WTC_000130565Source: NYC Law Department, mirrored locally

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