NYC-WTC_000232482

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: 07-25-02

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 NIOSH 7082

ANALYSIS RESULTS

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

01 20635 Rm 401 at Entrance <3.6 3.6

02 20635 Rm 403 at Entrance <3.6 3.6

03 20635 Rm 404 at Entrance <3.6 3.6

04 20635 Rm 405 at Entrance <3.6 3.6

05 20635 Rm 407 at Entrance <3.6 3.6

06 20635 Rm 411 at Entrance 5.2 3.6

07 20635 Rm 413 at Entrance <3.6 3.6

08 20635 Rm 911 at Entrance <3.6 3.6

09 20635 Rm 401 at Entrance <3.1 3.1

10 20635 Rm 403 at Entrance 6.1 4.2

11 20635 Rm 404 at Entrance 4.7 3.1 12 20635 Rm 405 at Entrance <4.2 4.2 13 20635 Rm 407 at Entrance <3.1 3.1

14 20635 Rm 411 at Entrance <3.1 3.1 15 20635 Rm 413 at Entrance <3.1 3.1

CITY_21MC100_010245450

NYC-WTC_000232482