NYC 9/11 Public Portal Document
10/31/2002 13:34 FAX 212 353 8303 ATC 002/008
ATC ASSOCIATES,INC
104 E 25th Street, 10th Floor
New York,NY 10010
Tel. 212-353-8280
Fax 212-353-8306
REPORT DATE: 10-16-02
CLIENT: ATC Associates,Inc.
PROJECT NAME: DEP Dust Clean-Up
PROJECT ADDRESS: 125 Cedar Street, NY,NY
PROJECT NUMBER: 15-22906-00015
SAMPLED BY: T. Lee
SAMPLE DATE 10-16-02
DATE RECEIVED: 10-16-02
DATE ANALYZED: 10-16-02
SAMPLE MEDIA: Dust Wipe Sample
ANALYSIS REQUIRED: Method EPA 3050/7420
ANALYSIS RESULTS
SAMPLE BATCH SAMPLE DESCRIPTION LEAD DErEC (ON
ID NO. CONCENTRATION LIMIT
(g/ ) WP1f
01 10054 12N-L-F 25.5 9.0
02 10054 11N-L-F . 34.8 9.0
03 10054 10S-L-F k 56.3 9.0
04 10054 12N-LF- ;j t C N <9.0 9.0
05 10054 8S-L-F 10.1 9.0
06 10054 8N-L-\V <9.0 90
07 10054 Blank <9.0 µg 9.0 µg
08 10054 99-L-F 23.3 9.0
09 10054 9N-L-F 23.7 9.0
10 10054 3S-L-F <9.0 9.0
11 10054 2S-L-F 21.4 9.0
12 10054 Blank <9.0 µg 9.0 µg
NOTE 1:
THE REPORTING UNIT(RL)IS 18.0 j.;g
NOTE 2:
HUD Gaidctine for final ctcaTsnce dust wipe samples: Poor 40 µg/R2, Window sills 250 µg'lt2,
Window wells 400 µg/t1, Exterior surfaces 800
NOTE 3: Blank untu arc in ag
S
NYC-WTC 000107241
OCR can misread numbers and units. Confirm readings against the page image before using them.