NYC-WTC_000209709

NYC 9/11 Public Portal Document

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

REPORT DATE: 07-17-02

CLIENT: Taylor Environmental Group, Inc.

PROJECT NAME: SCA/Stuyvesant HS 345 Chambers St., NY

SAMPLED BY; Client

SAMPLE DATE 07-16-02 DATE RECEIVED: 07-16-02 DATE ANALYZED: 07-16-02

SAMPLE MEDIA: Dust Wipe Sample ANALYSIS REQUIRED: Method EPA 3050/7420

ANALYSTS RESULTS

sample BATCH SAMPLE DESCRIPTION LEAD DETCCnON ID NO. CONCENTRATION LIMIT (MS/ff)

LW-Ol 20410 Rm 925 South Side Left Univent (Back Wall) 23,2 9.0 LW-02 20410 Rm 925 South Side Right Univent (Back Wall) 22.3 9.0

LW-03 20410 Rm 913 South Side Right Univent (Back Wall) 26.2 9.0

FBL-1 20410 Field Blank <9.0 ng 9.0 MS

FBL-2 20410 Field Blank <9.0 pg 9.0 Mg

NOTEI: THE REPORTING LCVTIT (HL) IS 18.0 jig NOTE 2; HUD Guidelines for final clearance dust wipe samples; Floor 40 pg/fr, Window sill: 250 pg/lF, Window wcll.s 400 Exlcnor surfaces 800 Mgi'fe. NOTE 3; Blank units are in pg

certittcation and signatures

.AN.ALYSIS PERFORMED BY:

REPORT PREPARED BY:

ATC ccrrif!e.s that this report is an accurate and authentic report of results obtained from the laboratory analysis.

quality assurance COORDINATOR:. ^4^2- LABORATORY DIRECTOR:

.^TC is accredited by the blew York State Department of Health Ensoronmencal Laboratory Approval Ptogrum fEI-AP) and by the American Indtistiial Hygiene Association (AJHA) to perioim analysis of lead in paint, dust wipes, air and soil samples. (ELAP it 1 OB 79), (.AIHA #100228),

CITY_DEP WORBY CANNATA SUBP 0000C3576 NYC-WTC_000209709