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← Document results/DEP Box 02/345 SOUTH END AVENUE Block: 16 Lot: 100
Document / 153 pages

Air monitoring report cover sheet, 345 South End Ave, 2001

Machine-extracted title · confidence 90%

Cover page for an air monitoring and bulk sampling report for Building #200 at 375 South End Avenue.

NYC-WTC_000095478–000095630

Folder label: “345 SOUTH END AVENUE Block: 16 Lot: 100

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NYC 9/11 Public Portal Document

ATC ENVIRONMENTAL, INC. APPR0V3) NY STATE aaR ELAP a 10279 104 East 25th Street ACCREoITCD NVLAP Lab code • 1157 New York, NY 10010

Summary of TEM Results

ALC Environmental )ATE: 10/06/01 115 W 30th Street, 11th F1. New Yark. NY 10001 Mr. Joshua Sarett

Project/Site Identification: Midstate/Lefrak, Gateway Plaza, Bldg. 200 Various Sites CONCLUSION:

STATISTICAL SUMMAR

11 Inside Samelea Arbrrtoa Qoner:nt,nt on

TEM* Protect $ Volume W R/mm'7 S/ce ram/m"3 Average- • 21 CutPidc Samples Aeb98L0s Concentration TL+DtN Proi"ct Volume d) 3/m 2 S/cc nam/m-3

6633- 60676 1 1800 0 0 0.0048 •

5633- 60577 2 1800 0.0 0.0048 - 5633- 60578 3 1800 0.0 0.0048 • 5633- 60579 1 1800 0 0 0.0048 5633- 60580 5 1800 0.0 0.0049 Average• n.0 0.0048 0

31 Blanks Asbestos concentration TEMS Protect 8 c/'mn 2 S/cc nam/m.3

5633- 60581 6 - - - - • - - - - Not Analyzed - - - - - - - - - 5633- 60582 . . • . . . . . . Not Analysed - - - - - - - - - Average• N/A Y~ N/A

a) Vn1uc of T - Statistic : N/A

• None detected. concentration equivalent to analytical eccsitivtcy assigned.

This test report relates only to the specific items cited in the analytic The analysis ass Carried out according to the approved 7811 method. The laberatory i2 in compliance with the Qvolity

• specified for the method.

This report must not be used by the client to claim product endorsement by NVLAP at any agency of the U.S. Goverrenent.

Analyzed by. Michael A. Gorycki, Ph.D. Marek Peysakhov Director of Electron Microscopy

NYC-WTC 000095583

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NYC-WTC_000095583Source: NYC Law Department, mirrored locally

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NYC-WTC_000121364 · Box DEP Box 48

Chain of custody for air samples collected at 345 South End Avenue buildings in late January and early February 2002.

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