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Document / 54 pages

Chain of custody record, Westchester County Lab, Sep 2001

Machine-extracted title · confidence 95%

Document tracking the transfer and custody of environmental samples to the Westchester County Department of Labs & Research.

NYC-WTC_000025636–000025689

Folder label: “22652 - 22657”

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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 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample DEL 18 #6550 Attention: Steve Schindler ID of Source: NYC Received EP Collection 09/15/01 AT 2:30:00 Bottle del18 6550 Submitted 09/17/01 AT 12:45:00 Collected By: NEWMAN/ANTOL Sample Type: POT DW Comment: PWS No.: Source Code: 000 Type Descriptor: Chilled on arrival?: yes Report

Sample No. AD22657 Method Test Description Results Units MDL Analyzed on Validator 524.2 Isopropylbenzene <MDL ug/L .5 09/19/01 SV 524.2 Methyl iso-butyl ketone (MIBK) <MDL ug/L 1.0 09/19/01 SV 524.2 Methyl tert-butyl ether (MTBE) <MDL ug/L 1.0 09/19/01 SV 524.2 Methylene Chloride <MDL ug/L .5 09/19/01 SV 524.2 N-butylbenzene <MDL ug/L .5 09/19/01 SV 524.2 N-propylbenzene <MDL ug/L .5 09/19/01 SV 524.2 Naphthalene <MDL ug/L .5 09/19/01 SV 524.2 O-xylene <MDL ug/L .5 09/19/01 SV 524.2 P & M-xylene <MDL ug/L .5 09/19/01 SV (84.2 P-isopropyltoluene <MDL ug/L .5 09/19/01 SV 24.2 SEC-butylbenzene <MDL ug/L .5 09/19/01 SV 524.2 Styrene <MDL ug/L .5 09/19/01 SV 524.2 TERT-butylbenzene <MDL ug/L .5 09/19/01 SV 524.2 Tetrachloroethene <MDL ug/L .5 09/19/01 SV 524.2 Toluene <MDL ug/L .5 09/19/01 SV 524.2 trans-1,2-dichloroethene <MDL ug/L .5 09/19/01 SV 524.2 trans-1,3-dichloropropene <MDL ug/L .5 09/19/01 SV 524.2 Trichloroethene <MDL ug/L .5 09/19/01 SV 524.2 Trichlorofluoromethane <MDL ug/L .5 09/19/01 SV 524.2 Vinyl chloride <MDL ug/L .5 09/19/01 SV Organic Chemicals - 525.2

Approved Pam Dilsizian QA Officer Date Approved: 10/04/01

Environmental Laboratories Copy of Fax 10/04/01

NYS ELAP # 10108 Page 6 of 8

NYC-WTC_000025687

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NYC-WTC_000025687Source: NYC Law Department, mirrored locally

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Chain of custody form, Sep 2001 · Box DEP Box 19

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Record documenting the chain of custody for samples submitted to the Westchester County Department of Labs & Research.

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Chain of custody form, Sep 2001 · Box DEP Box 19

NYC-WTC_000026018

Document tracking sample custody for the Westchester County Department of Labs & Research.

20 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.995

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Chain of custody record, Aug 2001 · Box DEP Box 19

NYC-WTC_000025843

Record documenting the chain of custody for samples submitted by New York City DEP to Westchester County Department of Labs.

19 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.990

machine-extracted · confidence unavailable · Check page ↗

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