NYC 9/11 Public Portal Document
Mr Bernard P Orlan December 23 2002
Wipe Samples for Dioxin Page 2
P S 150 (Manhattan) ATCProiectNo 15 19125 0289
The results of the samples are shown in the following table
DIOXIN WIPE SAMPLE RESULTS
(2 3, 7, 8 TCDD EQUIVALENTS) Nanograms per square meter (ng/m^)
November 12, 2002
LOCATION/SAMPLE NUMBER DIOXIN CONCENTRATION
1 st Floor Main Entrance- Lobby / DXl 0 00060
Blank / DX2 0 00
The New York State Department of Health (NYSDOH) established guidelines for dioxin for the
re occupancy of the Binghamton State Office Building following a PCB fire The NYSDOH
guideline for dioxin on surfaces is 25 nanograms per square meter (25 ng/m^) The dioxin
concentration in this sample (0 0060 ng/m2) is below the NYSDOH guideline
It IS not possible to determine when the 2 3 7 8 TCDD equivalents detected in this sample
was deposited Dioxin samples were not collected from this location prior to December 13
2001
It IS our pleasure to provide these indoor environmental services to the DOE If you have any
questions about this report please call (212) 353 8280 extension 212
Sincerely
TC ASSOCIA TES, INC
James R Cohn CIH CSP
Regional Manager
Industrial Hygiene Division
Attachment
CITY_21MC100_012155603
NYC-WTC_000207941
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