Environmental sampling report, 115 Broadway, Sept-Oct 2001

NYC 9/11 Public Portal Document

New York Lab 307 West 38th Street, New York, NY 10018 Phone: 212-290-0051 Fax: 2122900058 Email:

Attn: CTSI-Consulting & Testing Services, Inc. Customer ID: CTS150 622 Georges Rd. Customer PO: North Brunswick, NJ 08902 Received: 10/17/01 3:13 PM Fax: (732) 729-1803 Phone: 732-729-1800 EMSL dOrder 030106418 Project: 116 Broadway entire bldg EMSL Project ID: Analysis Date: 10/18/2001

Fiber Analysis of Air Samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94 LOD Fibers/ Fibers/ Sample Location Sample Date Volume Fibers Fields (fib/cc) mm' cc Notes 13 19th Fl 5' of Men's 10/17/2001 1800.00 16.0 100 0.001 20.38 0.004 Room 030106418-0013

14 18th Fl Elevator 10/17/2001 1800.00 12.5 100 0.001 15.92 0.003 Lobby 030106418-0014

15 17th Fl N-W side 10/17/2001 1785.00 21.5 100 0.002 27.39 0.006 030106418.0015

16 16th Fl Center 10/17/2001 1785.00 <5.5 100 0.002 <7.0 <0.002 030106418-0016

17 15th Fl S-W side 10/17/2001 1785.00 <5.5 100 0.002 <7.0 <0.002 030106418-0017

18 14th Fl Elevator 10/17/2001 1800.00 6.0 100 0.001 7.64 0.002 Lobby 030106418-0018

19 13th Fl South Side 10/17/2001 1800.00 10.0 100 0.001 12.74 0.003 030106418-0019

20 12th Fl North side 10/17/2001 1800.00 23.0 100 0.001 29.3 0.006 030106418-0020

21 Blank 10/17/2001 0.00 <5.5 100 <7.0 Field Blank

030106418-0021

22 Blank 10/17/2001 0.00 <5.5 100 <7.0 Field Blank

030106418-0022

George William Analyst Laboratory er or other approved signatory Limit of detection s7 fibers/mm'. The laboratory is not responsible for data reported in fibers/cc, which is dependent on volume collected by non-laboratory personnel. This report relates only to the samples reported above. This report may not be reproduced, except in full, without written approval by EMSL performed byEMSLManhattan (NYState ELAP#11506)

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NYC-WTC 000133129