NYC 9/11 Public Portal Document
(Page S$ of 9)
. LABOR RELATICNS Fax 212-266-3204 det 22 ‘Gl 14:32 P.C6
(*
Tor Volatile Organic Corapounds (VOC) ~The wtal VOC level was 0.29 me/m3,
which is below the recommended level of 1 mg/m3. "
Elemental Carbon - The level of clerneatal carbon was 0.031 me/m3, which is below the
NIOSH recommended limit of 0.05 mgm3.
The only cootaminant that was detected during the survey was elerrancs} carbon. This is 2
survogate for measuring soot partictes. The levels measured are a result of the smoke
from the fires. The levels of soot particles are below the NIOSH recommended limit,
however at the ume of this survey the smoke levels were reportedly less severe comparad
to other days. It is posable on some days the soot levels were above the NIOSH
recommended bmit. Instailing high efficiency {ters in the veatifation units can reduce
the levels of soot.
CITYCM3-00008945
NYC-WTC_000125822
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000125822Source: NYC Law Department, mirrored locally