345 CHAMBERS STREET; Block: 16; Stuyvesant HS

NYC 9/11 Public Portal Document

ATC ASSOCIATES,INC 1 104 E 25th Street; 10th Floor New York,IVY 10010 Tel.212-353-8280 I Fax 212-353-8306

REPORT DATE: 07-29-02

Taylor Environmental Group, Inc. I CLIENT:

PROJECT NAME: SCAIStuyvesant HS 345 Chambers Street, NY

I PROJECT NUMBER.: M477-1521729881

SAMPLED BY: Client I SAMPLE DATE: 07-26-02 DATE RECEIVED* 07-26-02

I DATE ANALYZED: 07-26-02

Dust Wipe Sample SAMPLE MEDIA: ANALYSIS REQUIRED: Method EPA 3050!7420 I ANALYSIS RESULTS I SAMPLE BATCH SAMPLE DESCRIPTION LEAD CONCENTRATION DETECTION LIMIT ID NO. (lefv) (uglf) 1 15.7 9.0 DW-01A 20697 10th Floor Supply Rm Duct by Rm 1006

I FBL-1 20697 Field Blank <9.0 µg

<9.0 µg 9.0 µg

9.0 µS FBL-2 20697 Field Blank

I NOTE 1: THE REPORTING LIMIT (RL) IS 18.0 µg

I NOTE 2: arce dust wtpc samples: Floor 40 µ,/it , Window sille Z:0 HUD Geidelincs for final elem Window weIIS 400 µmkt', Lxteriorsurfaces 800 µg/ft. µaft ,

I NOTE 3: Blank unite sec in µg CERTIEICATTON AND STGNAT L

I ANALYSIS PERFORMED BY: i- I REPORT PREPARED BY:

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

iLi QUALITY ASSURANCE COORDINATOR:

LABORATORY DIRECTOR: ' 4L I ATC is ac=edited by the Now York State Deparaneat of Health Environmental Labotato'y Approval lead in paint, dust wipes• air and soil Program (El-A?) and by the American sample. (ELAP 10S79), (A1HA s 100229). Industrial Hygiene association (AIHA) to perfonn analysis of

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NYC-WTC 000106898