9 shared non-person entities · 1 shared topics · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗Document / 6 pages
NYC-WTC_000199878
Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000199878–000199883Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
DRAFT
Indoor Ambient Air Sampling
Agency Date Location N N above N above Comment Maximum samples 0.01 OSHA (fibers/cc) fibers/cc * PEL@ NYCDEP 9/16-9/18 Perimeter of 2 2 0 0.022 PCM Highest Value taken at the 2"“ controlled zone (City Floor of City Hall. No TEM given.. Hall) Neighborhood (400 6 1 0 0.014 PCM Highest value sampled at 400 Chambers St.) Chambers St Lobby. No TEM given. Perimeter of 2 2 0 0.044 PCM Highest value sampled at 225 controlled zone (225 Rector PI Lobby. No TEM given. Rector Pl) 9/22/01 Inside controlled 4 0 0 0.003 PCM One sample was 0.003 but the other zone (?)(101 3 were non-detects. Murray)
* Equivalent to indoor clearance level for residences or schools; NYC-DEP by PCM @ 0.1 fibers per cc by PCM method; US-OSHA permissible exposure limit for 8 hour time weighted average.
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NYC-WTC_000199881
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NYC-WTC_000199881Source: NYC Law Department, mirrored locally
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