NYC-WTC_000232624

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: 07-23-02

CLIENT: Taylor Environmental Group, Inc.

PROJECT NAME: SCA/Stuyvesant HS 6th Floor

PROJECT NUMBER: M477-15217/29881

SAMPLED BY: Client

SAMPLE DATE 07-22-02 DATE RECEIVED: 07-22-02 DATE ANALYZED: 07-22-02

SAMPLE MEDIA: Air Samples ANALYSIS REQUIRED: Method NIOSH 7082

ANALYSIS RESULTS

SAMPLE BATCH SAMPLE DESCRIPTION LEAD DETECTION ID NO. CONCENTRATION LIMIT (Hg/m’) (Ug/m')

01 20541 Rm 639 Inside Classroom Near Entrance to <3.1 3.1 Corridor/Hallway 02 20541 Rm 640 Inside Classroom Near Entrance to Corridor <3.1 3.1 03 20541 Rm 638 Inside Classroom Near Entrance to Corridor <3.1 3.1 04 20541 Rm 615B Inside Classroom Near Entrance to <4.6 4.6 Corridor 05 20541 Rm 627 Inside Classroom Neat Entrance to Corridor <4.6 4.6 06 20541 Rm 629 Inside Classroom Near Entrance to Corridor <4.6 4.6

07 20541 Rm 635 Inside Classroo Near Entrance to Corridor <4.6 4.6 08 20541 Rm 636 Inside Classroo Near Entrance to Corridor <4.6 4.6

09 20541 Rm 639 Inside Classroom Near Entrance to Corridor <3.7 3.7 10 20541 Rm 640 Inside Classroom Near Entrance to Corridor <3.7 3.7 11 20541 Rm 638 Inside Classroom Near Entrance to Corridor <3.7 3.7

12 20541 Rm 615B Inside Classroo Near Entrance to Corridor <3.7 3.7

13 20541 Rm 627 Inside Classroom Near Entrance to Corridor <3.7 3.7 14 20541 Rm 629 Inside Classroom Near Entrance to Corridor <3.7 3.7

CITY_21MC100_010234511

NYC-WTC_000232624