Air monitoring inspection report for 310 Greenwich Street, Oct 2001

NYC 9/11 Public Portal Document

Gnvironmcntal Consulting ti crvi_

1 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. Greenwich Street, NY, NY. RE: TEM Air quality monitoring conducted at 310 Location: Common areas and apartments.

Dear Ms. Dolan, referenced address, show that The results of the air monitoring conducted at the above were below 70 structures/mm2 at the asbestos fibers airborne concentration levels in the common areas of each testing time. The scope of work was the air quality testing apartments in each floor as per our floor of the building and in two (2) randomly chosen regular activities. professional judgment. The samples were collected during State and EPA Federal Guidelines The air monitoring was conducted following alI City, a daily basis in each of the areas and Regulations. An inspection was conducted on and to make sure that the tests tested to verify the absence of any suspicious materials had been performed properly. October 19, 22, 23, 24 2001. The air monitoring and inspection was conducted on Electron Microscopy (TEM) Technique The samples were analyzed by Transmission Victor Escalona, NYS DOL following the EPA 40 CFR 763 Final Rule for AHERA. Certificate # AH 98-01434 and Certificate # AH 90-16572, Maria Escalona, NYS DOL conducted the air monitoring. Segundo Jofat, NYS DOL Certificate # AH 89-09474 AH 90-16572 and NYC DEP Victor Escalona, NYS DOL Inspector Certificate # each of the tested areas. Investigator Certificate # 78125 conducted the inspections in Analytical, Inc., NYS DOH ELAP The TEM air samples were analyzed by EMSL 101048-9. The results meet NYC Certificate #: 11506 and NVLAP TEM Certificate #. DEP, NYS DOL, OSHA and EPA Federal Standards.

The areas are safe for occupancy.

NYC-WTC 000109435