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 I Fax 212-353-8306

Lii 16

17 20600

20600 Inside Rm 511 Near Entrance to Hallway

Inside Rm 513 Near Entrance to Hallway <3.1

<3.1 3.1

3.1

I 13

19 20600

20600 Inside Rm 525 Near Entrance to Hallway

Inside Rm 531K Near Entrance to Hallway <3.1

<3.1 3.1

3.1

I 20

21 20600

20600 Inside Rm 1024A Entrance to Hallway

Field Blank <3.1

<1.5 µg 3.1

1.5 µg

I 22 20600 Field Blank <1.5 µg 1.5 µg

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

I At the present time there arc no regulatory levels or regarrements for indoor airborne lead in area sampler. However; OSHA has established an action level of 30 µgtrn3 and a permissible exposure level (PET.) of 50 µglmr for personal samples. NOTE 3:

L Stank units are is µg

n CERTIFICATION AND SIGNATURES

ANALYSIS PERFORMED BY: ..

I REPORT PREPARED BY: u~ —

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

QUALITY ASSURANCE COORDINATOR:

LABORATORY DIRECTOR: -Wl -I

I ATC is accredited by the New York State Dcparencnt of Health Environmental Laboratory Approval Program (FLAP) and by the American Industrial Hygicne Association (AXHA) to perform analysis of lead in paint, dust wipes, air and soil samples. (FLAP rf 1OS79), (AIHA #L00229).

I I I I NYC-WTC 000107102