345 CHAMBERS STREET; Block: 16; Stuyvesant HS

NYC 9/11 Public Portal Document

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

1 REPORT DATE: 07-29-02 I CLIENT: Taylor Environmental Group, Inc.

SCA/Stuyvesant HS I PROJECT NAME: 3rd Floor

M477-15217/29881 PROJECT NUMBER

SAMPLED BY: Client

07-28-02 SAMPLE DATE 07-28-02 DATE RECEIVED: 07-28-02 DATE ANALYZER:

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

I ANALYSIS ICES T• - I SAMPLE ID ID BATCIi NO. SA1tiIPLE DESCFTPTIQN LEAD CONCENTRATION (.L8/m3) DETECTION LIMIT (;Lzin )

4.4 3.4 01 20722 Inside Rm 301A by Entrance 5.9 3.4 Entrannee 02 20722 Inside Rm 303 by 4.0 3.4 I 03 20722 Inside Rm 305 by Entrance

Inside Rm 325 by Entrance 5.4 3.4 04 20722 4.4 3.6 Q5 20722 Inside Rm 301A by Entrance <3.6 3.6 06 20722 Inside Rm 303 by Entrance <3.6 3.6 Q7 20722 Inside Rut 305 by Entrance <3.6 3.6 08 20722 Inside Rm 325 by Entrance <1.5 µg 1.5 µg 09 20722 Field Blank <1.5 yg 1.5 ug 10 20722 Field Blank

NOTE 1: I THE REPORTING LIMIT (RL) IS NOTE 2: time chore 3.0 µg

are no tt gulacory levels or requin-ments for indoor sirbotne 1caclin oea stsonal same e«K ' OSHA hus At the present able expo ure level (PEI.. of 50 ltg!n A catablished an action level of 30 µg/m' and a pcn I NOTE 3: Blank units are in µg I . NYC-WTC 000107120