Chain of custody record, Westchester County Lab, Sep 2001

NYC 9/11 Public Portal Document

From To 5 22 53 PM 10-5/2001 Page? of8

REPORT OF ANALYSIS Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York 10S95

Agency: NYCDEP Bureau Water Suppl Sample Location: NYCDEP 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample Point: CAT LEFF #6496 Attention: Steve Schindler ID of Source: NYC Received By: EP Collection Date: 9/14/2001 AT 1:30:00 P Bottle No.: catleff6496 Submitted On: 9/17/2001 AT 12:45:00 Collected By: CURCIO/SCOTT Sample Type: POT_DW Comment pws No.: Source Code: 000 Type Descriptor: Sample chilled on arrival?: yes Report To:

Sample No. AD22652 Method Test Description Results Units MDL Analyzed on Validator 524.2 O-xylene < MDL ug/L .5 9/19/2001 SV 524.2 P & M-xylene < MDL ug/L .5 9/19/2001 SV 524.2 P-isopropyltoluene < MDL ug/L .5 9/19/2001 SV 524.2 SEC-butylbenzene < MDL ug/L .5 9/19/2001 SV 524.2 Styrene < MDL ug/L .5 9/19/2001 SV 524.2 TERT-butylbenzene < MDL ug/L .5 9/19/2001 SV 524.2 Tetrachloroethene < MDL ug/L .5 9/19/2001 SV 524.2 Toluene < MDL ug/L .5 9/19/2001 SV 524.2 trans-1,2-dichloroethene < MDL ug/L .5 9/19/2001 SV 524.2 trans-1,3-dichloropropene < MDL ug/L .5 9/19/2001 SV 524.2 Trichloroethene < MDL ug/L .5 9/19/2001 SV 524.2 Trichlorofluoromethane < MDL ug/L .5 9/19/2001 SV 524.2 Vinyl chloride < MDL ug/L .5 9/19/2001 SV Organic Chemicals - 525.2 2,4-Dinitrotoluene < MDL ug/L 2.0 9/25/2001 DLV 2,6-Dinitrotoluene < MDL ug/L 2.0 9/25/2001 DLV 4,4-DDE < MDL ug/L 0.80 9/25/2001 DLV Acetochlor < MDL ug/L 2.0 9/25/2001 DLV Alachlor < MDL ug/L 0.20 9/25/2001 DLV Atrazine < MDL ug/L 0.10 9/25/2001 DLV Benzo(a)pyrene < MDL ug/L 0.20 9/25/2001 DLV bis(2-Ethylhexyl)adipate < MDL ug/L 0.60 9/25/2001 DLV

Approved By: Pam Dilsizian QA Officer Date Approved: 10/5/2001

Environ mental Laboratories Original Fax10/5/2001 NYS ELAP # 10108 (914) 593-5575 Page 6 of 7

NYC-WTC_000025650