Air monitoring inspection report for 310 Greenwich Street, Oct 2001

NYC 9/11 Public Portal Document

.C1Yla)L 1J"UlytlC[ll, I lC• Carle Place, NY 11514 Phone: (516) 997-7251 Fax: (516) 997-7528 Attn.: Commercial Lab Enterprise Thursday, October 25, 2001 270 Swinton Avenue Bronx, NY 10465 Ref Number: L10116238

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA)

Project: 01231 310 GREENWICH ST NY, NY

# STRUCTURES Analytical Volume Asbestos 0.Sµ- Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5µ > 51L Asbestos (mm') (S/cc) (S/mm') (S/cc) 163 1460.00 None Detected 0 0.0635 0.0042 <15.75 <0.0042

1164 1460.00 J None Detected I 0 I 0.0635 I 0.0042 I <15.75 <0.0042

1 165 1 1650.00 1 None Detected 1 0 1 0.0508 I 0.0046 I <19.69 <0.0046

11 166 1 1650.00 1 None Detected 1 0 1 0.0508 I 0.0046 I <19.69 <0.0046

11 167 1 1650.00 1 None Detected 1 0 1 0.0508 1 0.0046 1 <19.69 <0.0046

11 168 1 1650.00 1 None Detected 1 0 1 0.0508 1 0.0046 1 <19.69 <0.0046 1

Earl Tracey Analyst Approved Signatory Disclaimers This laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This laboratory is only responsible for data reported in slruci;rres/mm'. This report may not be reproduced, except in full. witnout written approval by ErvdSL. This report must no! be used to ciaus product endorsement by NVLAP or any agency of the U S. Government. This report relates only to the samples 2 reported above Ouakty Ixndroi data (including 95°n. confidence Emits and laboratory and analysts' accuracy and precision; is available upon request.

J daed Ion NVLAP CI M.'TFM toolo48-1Q NY ELAP 11650, CO FLAP 2311.CT PH-0245 r v _

NYC-WTC 000109425