NYC-WTC_000232466

NYC 9/11 Public Portal Document ATC ASSOCIATES, INC I 104 E 25th Street, 10th Floor New York, N^’ 10010 Tel. 212-353-8280 Fax 212-353-8306

I REPORT DATE:

CLIENT: 07-26-02

Taylor Environmental Group, Inc.

I PROJECT NAME: SCA/Stuyvesant HS 345 Chambers Street, NY

PROJECT NUMBER: M477-1O217/29881

SAMPLED BY: Client

I SAMPLE DATE: DATE RECEIVED: 07-26-02 07-26-02 DATE ANALYZED: 07-26-02

I SAMPLE MEDIA: ANALYSIS REQUIRED: Dust Wipe Sample Method EPA 3050/7420

I ANALYSTS RESULTS

I SAMPLE ID batch NO. SAMPLE DESCRIPTION LEAD CONCENTRATION DETECTION LIMIT

I LW-Ol 20671 Rm 427 South Side Left Unitvent Rear <9.0 9.0

I LW-02

LW-03 20671

20671 Rm 427 South Side Right Unitvent Rear

Rm 433 South Side Left Unitvent Rear <9.0

<9.0 9.0

9.0

LW-04 20671 Rm 433 South Side Right Unitvent Rear <9.0 9.0

LW-05 20671 Rm 437 South Side Left Unitvent Rear <9.0 9.0

I LW-06

LW-07 20671

20671 Rm 437 South Side Right Univent Rear

Rm 439 South Side Left Unitvent Rear <9.0

<9.0 9.0

9.0

I LW-08

LW-09 20671

20671 Rm 439 Soutli Side Right Unitvent Rear

Rm 451 North Side Left Unitvent Rear <9.0

<9.0 9.0

9.0

I FBL-1

FBL-2 20671

20671 Field Blank

Field Blank <9.0 Mg

<9.0 Mg 9.0 Mg

9.0 Mg

I NOTE 1: THE REPORTING LIMIT (RL) IS 18.0 Mg NOTE 2: HUD Guidelines for final clearance dust wipe saroples; Floor 40 (Jg/'ff. Window eiOa 250 Mg/fl\ Window wells 400 pg/fd, Exterior surfaces SOO pg/(I'. NOTES: Blank units are in pg

I CITY_21MC100_010238273

NYC-WTC_000232466