345 CHAMBERS STREET; Block: 16; Stuyvesant HS

NYC 9/11 Public Portal Document

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

REPORT DATE: 08-07-02

CLIENT: Taylor Environmeftal Group, Inc.

PROJECT NAME: SCA/Stuyvesant HS 7th Floor & 202,260

I PROJECT NUMBER:

SAMPLED BY: M477-15217/29851

Client

I SAMPLE DATE DATE RECEIVED: 08-06-02 08-07-02 08-07-02 DATE ANALYZED:

SAMPLE MEDIA: Air Samples ANALYSTS REQUIRED: Method NIOSH 7082 -_-r

A.NAI VSTS RESULTS DETECTION SAMPLE BATCH SAMPLE DESCRIPTION LEAD CONCENTRATION LIMIT ly NO. ( Jm) I

3.6 01 20983 F.C dle SS#IL.......-. PII .Room 207) <3 G <3.6 36 02 20983 T.Bunay SS# ._.-.-.-.- PII _ ;(Room 260) ' <3.1 3.1 03 20983 F.We SS#.......-. PII _;(Room 207) ._._ C .J 3.1 04 20983 T.Bunay SS# ;-._._._.PII_ - _ (Room 260) <1.5 µg 1.5 ug FB-05 20983 Field Blank <].5 1.5 µA FB-06 20983 Field Blank

I NOTE t: TTTE REPORTING LIMIT (RL) IS 3.0 Ng NOTE 2: cr, OSHA has At the present time there arc no regulator)' levels or requirements for Indoor airborne .cad in~ area +personal samples. (l EL) of 50 F+S/ for l established an anion level of 30 ug/nt and a prsmissible exposure level NULL 3: Blank units are in µg

CERTIFICATION AND SIGNATURES

ANALYSIS PERFORMED BY: J

I REPORT PREPARED BY: analysis. of results obtained from the laboratory ATC certifies that this report is an accurate and authentic rep I QUALITY ASSURANCE COORDINAT

LABORATORY DIRECTOR: the American I Environmental Laboratory Approval Program (ELAP) and by ATC is accredited by the New York State Department of Health in paint, dust wipes, air and soil samples. (ELr1P #10379), (Al1IA #10O229). tndusrrial Hygiene Association (All-MA) to perform tnalysi: of lead

NYC-WTC 000107150