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

REPORT DATE: 07-26-02

CLIENT: Taylor Environmental Group, Inc-

PROJECT NAME: SCA/Stuyvesant HS 4th Floor

PROJECT NUMBER: M477-15217/29881

SAMPLED BY: Client

SAMPLE DATE 07-25-02 DATE RECEIVED: 07-25-02 DATE ANALYZED: 07-25-02

SAMPLE MEDIA: Air Samples ANALYSIS REQUIRED: Method NIOSFI 7082

ANALYSIS RESYILIS

SAMPLE DESCRIPTION LEAD DETECTION SAMPLE BATCH LIMIT ID NO. CONCENTRATION (I~gfm' ) (1 ✓c'm3)

20672 Inside Classroom 433 Near Entrance to Hallway <3.1 3.1 AL-01 20672 Inside Classroom 435 Near Entrance to Hallway 4.1 3.1 AL-02 Inside Classroom 437 Near Entrance to Hallway <3.1 3.1 AL-03 20672 Inside Classroom 439 Near Entrance to Hallway <3.1 3.1 AL-04 20672

20672 Inside Classroom 451 Near Entrance to Hallway 2.6 3.1 AL-05 Inside Classroom 450 Near Entrance to Hallway 2.8 3.1 AL-06 20672 Inside Classroom 307 Near Entrance to Hallway 3.8 3.1 AL,-07 20672 Inside Classroom 315 Near Entrance to Hallway 2.8 3.1 AL-0S 20672

AL-09 20672 Inside Classroom 433 Near Entrance to Hallway 3.3 4.2 <3.1 3.1 AL-10 20672 Inside Classroom 435 Near Entrance to Hallway

Inside Classroom 437 Near Entrance to Hallway <3.1 3.1 AL-11 20672 <3.1 3.1 AL-12 20672 Inside Classroom 439 Near Entrance to Hallway Inside Classroom 451 Near Entrance to Hallway <6.0 6.0 AL-13 20672 Inside Classroom 450 Near Entrance to Hallway <3.6 3.6 AL-14 20672 <3.1 3.1 AL-15 20672 Inside Classroom 307 Near Entrance to Hallway

NYC-WTC 000107115