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Chain of custody record, Westchester County Lab, Sep 2001

Machine-extracted title · confidence 95%

Document tracking the chain of custody for environmental samples submitted to the Westchester County Department of Labs & Research.

NYC-WTC_000026402–000026430

Folder label: “23270

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NYC 9/11 Public Portal Document

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

@gency: NYCDEP Bureau Water Supply Sample NYC DEP W 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample CAT LEFF Attention: Steve Schindler ID of Source: Received KM Collection 09/21/01 AT 8:15:00 Bottle C7852.P241,8542,0135,Q8544,8 Submitted 09/21/01 AT 11:40:00 Collected By: WAGNER Sample Type: POT_DW Comment: PWSNo.: Source Code: 000 Type Descriptor: Chilled on arrival?: YES Report

Sample No. AD23271 Method Test Description Results Units MDL Analyzed on Validator 524.2 1,3-dichlor benzene <MDL ug/L .5 09/24/20 SV 524.2 1,3-dichloropropane <MDL ug/L .5 09/24/20 SV 524.2 1,4-dichlorobenzene <MDL ug/L .5 09/24/20 SV 524.2 2,2-dichloropropane <MDL ug/L .5 09/24/20 SV 524.2 2-butanone (MEK) <MDL ug/L 2.0 09/24/20 SV 524.2 2-chlorotoluene <MDL ug/L .5 09/24/20 SV 524.2 4-chlorotoluene <MDL ug/L .5 09/24/20 SV 524.2 Benzene <MDL ug/L .5 09/24/20 SV 524.2 Bromobenzene <MDL ug/L .5 09/24/20 SV 04.2 Bromochloromethane <MDL ug/L .5 09/24/20 SV 524.2 Bromomethane <MDL ug/L .5 09/24/20 SV 524.2 Carbon tetrachloride <MDL ug/L .5 09/24/20 SV 524.2 Chlorobenzene <MDL ug/L .5 09/24/20 SV 524.2 Chloroethane <MDL ug/L .5 09/24/20 SV 524.2 Chloromethane <MDL ug/L .5 09/24/20 SV 524.2 cis-1,2-dichloroethene <MDL ug/L .5 09/24/20 SV 524.2 cis-1,3-dichloropropene <MDL ug/L .5 09/24/20 SV 524.2 Dlbromomethane <MDL ug/L .5 09/24/20 SV 524.2 Dichlorodifluoromethane <MDL ug/L .5 09/24/20 SV 524.2 Ethylbenzene <MDL ug/L .5 09/24/20 SV 524.2 Hexachlorobutadiene <MDL ug/L .5 09/24/20 SV

Approved Donna Popp Chief of Env. Lab Services Date Approved: 10/17/01

Environmental Laboratories Copy of Fax 10/17/01

NYS ELAP # 10108 Page 5 of8

NYC-WTC_000026419

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NYC-WTC_000026419Source: NYC Law Department, mirrored locally

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Sample submission form, Aug 2001 · Box DEP Box 19

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Form used to submit environmental water samples to Westchester County Laboratories with chain of custody documentation.

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