Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

Attn: Fred Burkhardt • Received: 9/16,02 4:30:00 PM ATC Associates Inc. ATC Group #: 8845 104 East 25th Street Analysis Date: 9/19/02 New York NY 10010

Fax: (212)353-3599 Phone: (212)353-8280

Project: DEP Cleaan-up Project #: 22906-0002 125 Cedar Street, New York. NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TENT) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical . tsbestos Area :Von Asbestos # Structures Sensitivity Coneeutratiott Sample t blame Analv:ed Asb Type(s) 0.5p-5 Sp (S/cc) (S/inns') (S/cc) ,Votes

29 2600.00 0.0450 0 None Detected 0 0 0.0033 <22.24 <0.0033 8845 -26

10 None Detected ' 600.00 0.0450 0 0 0 0.0033 <22.24 <0.0033 8845 -2'

2600.00 0.0450 0 None Detected 0 0 0.0033 <22.24 <0.0033 SSJ5 -28

•

MICHAEL A GORY'CKI. Ph D MARK PEYS.•\KHOV Analysed by A Approved by

Cisclaimer The :aboratory is not responsible for data reposed in structures/cc. which is dependent on volume colt/,ed non•laboratory personnel. This . is only :esoonsioie or data reported in stnicturesimm'. This report may not be reproduced, except in full, without whiten approval by ATC Associates Inc. This report may not be used to claim product endorsement by NVLAP or any other agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 95'0 confidence limits and laboratory and analysis' accuracy and precision) is available upon request.

Accredited Icr NVLAP PLMITEM #101187-0, NY State ELAP #10879

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NYC-WTC 000129878