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← Document results/DEP Box 38/51 HARRISON STREET; Block: 142 Lot: 50 BIN: Independence Plaza
Document / 52 pages

Air monitoring TEM analysis, 51 Harrison, Nov 2001

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Transmission electron microscopy air monitoring report for asbestos analysis at townhouses, November 2001.

NYC-WTC_000108315–000108366

Folder label: “51 HARRISON STREET; Block: 142 Lot: 50 BIN: Independence Plaza

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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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NYC-WTC_000108337Source: NYC Law Department, mirrored locally

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