NYC 9/11 Public Portal Document
Environmental Cnnsultin9 Servi
(
al Lab ` November 28, 2001.
Duane Street Associates
c/o Hudson River Management, LLC.,
40 Harrison Street
New York, NY.
10013
Attn.: Ms. Deborah Dolan.
Manager.
Street, NY, NY.
RE: TEM Air quality monitoring conducted at 51 Harrison
Location: Townhouses apartments.
Dear Ms. Dolan,
referenced address, show that.
The results of the air monitoring conducted at the above
below 70 structures/mm2 at
the asbestos fibers airborne concentration levels were
in each of the townhouses
testing time. The scope of work was the air quality testing
our professional judgment.
chosen, in two (2) randomly areas of the townhouse as per
The samples were collected during regular activities.
and EPA Federal Guidelines
The air monitoring was conducted following all City, State
basis in each of the areas
and Regulations. An inspection was conducted on a daily
make sure that the tests
tested to verify the absence of any suspicious materials and to
had been performed properly.
November 6, 7 2001.
The air monitoring and inspection was conducted on
Microscopy (TEM) Technique
The samples were analyzed by Transmission Electron. Escalona, NYS DOL
following the EPA 40 CFR 763 Final Rule for AHERA. Victor
# AH 98-01434 and
Certificate # AH 90-16572, Maria Escalona, NYS DOL Certificate
conducted the air monitoring.
Segundo Jofat, NYS DOL Certificate # AH 89-09474
90-16572 and NYC DEP
Victor Escalona, NYS DOL Inspector Certificate # AH of the tested areas.
Investigator Certificate # 78125 conducted the inspections in each
Analytical, Inc., NYS DOH ELAP
The TEM air samples were analyzed by EMSL
The results meet NYC
Certificate #: 11506 and NVLAP TEM Certificate #: 101048-9.
DEP, NYS DOL, OSHA and EPA Federal Standards.
The areas are safe for occupancy.
NYC-WTC 000108337
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