80 JOHN STREET; Block: 68 Lot: 33 BIN: 1001115 19-25 Gold Street, 25-27 Platt Street

NYC 9/11 Public Portal Document

DEC.14.2001 12:39PM JLC ENVIRONMENTAL NO.449 P.10.

JLC 1 /. T ' T•' i~ Y R • .

ENVIRONMENTAL CONSULTANTS, INC

December 14, 2001

WSA Management 100 Ring Road West Garden City, NY 11530

Attention: Mr. Fred ,Oliver

Pii._._ Reference: ._._._._._._._._._. _.haw York, NY Dear Mr. Oliver: Enclosed please find the analytical results for Lead in Air sampling conducted at 80 John Street, New York, NY. All samples were analyzed by JLC Environmental Consultants, using an Atomic Absorption Spectrometer, equipped with an Air-Acetylene flame and background correction in accordance with the NIOSH 7082 Method. The current OHSA Permissible Exposure Limit (PEL) for lead (General Industrial) is 0.05mg/m3 (50ug/m3).

Any questions concerning results and/or documentation should be directed to Gulam Machhiwala, our laboratory director.

JLC Environmental Consultants, Inc. appreciates the opportunity to serve your organization. Please contact us with any further questions. We look forward to working with you again in the future.

Sincerely, JLC Environmental Consultants, Inc

i.i.:_ Gulam Machhiwala~ Laboratory Director cc:File

200 Park Ave South, .Suite 1001 New York, New York 10003 • Tel: (212) 420-8119 • Fax: (212) 420-6092

NYC-WTC 000108619