EPA work plan review, 133-135 and 21-23 buildings, August 2005
Machine-extracted title · confidence 75%
EPA Region 2 letter regarding revised environmental work plan submission for two buildings including asbestos, health, and safety assessment components.
PAH (benzo-a-pyrene 0.034 ug/m3 3.4 ug/m3
equivalent)
Note 1: A rolling average after the first week of sampling, except for PM-10 and PM-2.5.
Note 2: A 4-hour value.
Note 3: If a chromium value is in excess of the Target Air Quality Level (0.6 ug/m3), this will result in a
stoppage of work; and, that sample will be speciated for chromium VI to determine that its concentration
does not exceed the USEPA Site Specific Trigger Level for chromium VI, and the appropriate actions
pertaining to an exceedance of the USEPA Site Specific Trigger Level will continue to be conducted.
NYC-WTC 000134955
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000134955Source: NYC Law Department, mirrored locally