345 CHAMBERS STREET; Block: 16; Stuyvesant HS

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC I 104 E 25th Street, 10th New York,N'Y10010 Floor

Tel. 212-353-8280 I Fax 212-353-8306

I REPORT DATE: 07-18-02 Inc. Taylor Environmental Group, I CLIENT:

PROJECT NAME: SCAStuyvesant HS Floor 345 Chambers St., 8th

I SAMPLED B'Y: Client

07-17-02 MP E DATE S Ap 07-18-02 I DATE RECEIVED: DATE ANALYZED: 07-18-02

SAMPLE MEDIA: Air Samples

I ANALYSIS REQUIRED: Method NIOSH 7052

I ANA VSiSRIi<STTL'I'S

I SAMPLE DESCRIPTION LEAD CONCENTRATION DETECTION LIMIT SAmFLE BATCH a ID NO. (µ& ) <3.1 3.1 01 20444 Room 829 at Entrance <3.1 3.1 I 02 20463 Room 833 at Entrance

Room 835 at Entrance <3.1 3.1 Q3 20463 3.1 <3.1 I 04 20463 20463 Room 837 at Entrance

Room 839 at Entrance ©.1 3.1 05 3.1 <3.1 I 06 20463 Room 840 at Entrance

Room 829 at Entrance <3.1 3.1 07 20463 <3.1 3.1 I 08 20463 Room 833 at Entrance Room 835 at Entrance <3.1 3.1 09 20463 3.1 <3.1 I 10 20463 20463 Room 837 at Entrance

Room 839 at Entrance <3.1 3.1 11 <3.1 3.1 I 12 20463 Room 840 at Entrance Room 838 at Entrance <3.1 3.1 13 20463 1.5µg <1.5µg I 14 20463 Field Blank

Field Blank <1.S µg 1.5 µg 15 20463

I NOTE 1: THE REPORTING LIMIT ( -) IS 3.0 µg w. OKRA has

I NOTE 2: e t the present time there arc no regulatory estabiished an action level of 30 µg1& and levels or ssib! a perm' exposure level (PEL) ofSo ofr µgltnl Jes. Ho personal satttplcs-

NOTE 3: Blank units are in µg

NYC-WTC 000107063