NYC-WTC_000223252

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC 104 E 25th Street, 10th Floor New York, NY 10010 Tel. 212-353-8280 Fax 212-353-8306

14 9856 Rm 801 E. Floor <9.0 9.0

15 9856 Rm 801 E. Window Sill <6.0 6.0

16 9856 Rm 739 S. Floor <9.0 9.0

17 9856 Rm 739 Window Sill <4.6 4.6

18 9856 Blank <9.0 pg 9.0 ng 19 9856 Blank <9.0 pg 9.0 pg

NOTEI: THE REPORTING LIMIT (RL) IS J 8.0 pg NOTE 2: HUD Guidelines for final clearance dust wipe samples: Floor 40 pg/ft\ Window sills 250 pg/ft’. Window wells 400 pg/fi’, Exterior surfaces 800 ng/ft/ NOTE 3: Blank units are in pg

CERTIFICATION AND SIGNATURES

ANALYSIS PERFORMED BY:

.... REPORT PREPARED BY:

ATC certifies that this report is an accurate and authentic report of results obtained from the laboratory analysis.

QUALITY ASSURANCE COORDINATOR:

LABORATORY DIRECTOR:

ATC is accredited by the New York State Department of Health Environmental Laboratory Approval Program (ELAPj and by the American Industrial Hygiene Association (AIHA) to perform analysis of lead in paint, dust wipes, air and soil samples. (ELAP #10879), (AIHA #100229).

CITY_21MC100_002890266

NYC-WTC_000223257