345 CHAMBERS STREET; Block: 16; Stuyvesant HS

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

I REPORT DATE: 07-24-02

I CLIENT: Taylor EnvironnicnW Group, Inc.

PROJECT NAME: SCA/Stuyvesant HS

I PROJECT NUMBER: 6th Floor

M477-15217

I SAMPLED BY: Client

SAMPLE DATE 07-23-02

I DATE RECEIVED: DATE ANALYZED: 07-23-02 07-23-02

SAMPLE MEDIA: Air Samples I ANALYSIS REQUIRED: Method NIOSH 7082

fl ANALYSIS RESULTS

I SAMPLE ID BATCH NO. SAMPLE DESCRIPTION LEAD CONCENTRATION (µg/&) DETECTION LIMIT (P 3)

01 20577 Jose Perez SS# PII 3.5 3.1

02 20577 Martha Caiza SS# PII <3.1 3.1 _., 03 20577 Silvia Castillo SS# PII ------- <3.1 3.1

04 20577 Gil Calle SS# PII....... <3.1 3.1

I 05 20577 Pablo Urgiles SS#! PII <3.1 3.1

06 20577 Ramiro Bastidus SS# P11 I <3.1 3.1

I 07 20577 Maria Ortega SSA PII <5.7 5.7

08 20577 Julio Bastidas SS#! P11 <4.1 4.1

[I] 09 20577 Martha Caiza SS# ! PII <4.2 4.2

10 20577 Luis Rodriguez SS# PII <4.2 4.2

I 11 20577 Pablo Urgiles SS#x PII <6.3 6.3

12 20577 Gil Cafc SW P11 <6.3 6.3

20577 Field Blank <1.5 µg 1.5 µg 13 20577 Field Blank <1.5 µg 1.5 µg 14

I NYC-WTC 000106981