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Water analysis results, NYC DEP sample, Oct 2001

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Laboratory report detailing chemical analysis of drinking water samples collected on September 30, 2001.

NYC-WTC_000027070–000027105

Folder label: “23993

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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

Agency: NYCDEP Bureau Water Sample NYC DEP 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample CRO GH Attention: Steve Schindler ID of Source: Received EP Collection 10/1/2001 AT 11:10:00 Bottle q9600,9588,9602,p9590,9594,95 Submitted 10/1/2001 AT 1:17:00 Collected By: SCOTT Sample Type: POT_DW Comment: PWS No.: Source Code: 000 Type Descriptor: Sample chilled on arrival? : yes Report

Sample No. AD23996 Method Test Description Results Units MDL Analyzed on Validator 524.2 cis-1,3-dichloropropene < MDL ug/L .5 10/2/2001 SV 524.2 Dibromomethane <MDL ug/L .5 10/2/2001 SV 524.2 Dichlorodifluoromethane <MDL ug/L .5 10/2/2001 SV 524.2 Ethylbenzene <MDL ug/L .5 10/2/2001 SV 524.2 Hexachlorobutadiene <MDL ug/L .5 10/2/2001 SV 524.2 Isopropylbenzene < MDL ug/L .5 10/2/2001 SV 524.2 Methyl iso-butyl ketone (MIBK) < MDL ug/L 1.0 10/2/2001 SV 524.2 Methyl tert-butyl ether (MTBE) < MDL ug/L 1.0 10/2/2001 SV 524.2 Methylene Chloride < MDL ug/L .5 10/2/2001 SV 524.2 N-butylbenzene < MDL ug/L .5 10/2/2001 SV 524.2 N-propylbenzene < MDL ug/L .5 10/2/2001 SV 524.2 Naphthalene < MDL ug/L .5 10/2/2001 SV 524.2 O-xylene < MDL ug/L .5 10/2/2001 SV 524.2 P & M-xylene < MDL ug/L .5 10/2/2001 SV 524.2 P-isopropyltoluene <MDL ug/L .5 10/2/2001 SV 524.2 SEC-butylbenzene <MDL ug/L .5 10/2/2001 SV 524.2 Styrene < MDL ug/L .5 10/2/2001 SV 524.2 TERT-butylbenzene < MDL ug/L .5 10/2/2001 SV 524.2 Tetrachloroethene < MDL ug/L .5 10/2/2001 SV 524.2 Toluene < MDL ug/L .5 10/2/2001 SV 524.2 trans-1,2-dichloroethene < MDL ug/L .5 10/2/2001 SV 524.2 trans-1,3-dichloropropene <MDL ug/L .5 10/2/2001 SV

Approved Pam Dilsizian QA Officer Date Approved: 11/14/2001

Environmental Laboratories emailed Original 11/14/2001

NYS ELAP # 10108 Page 4 of 6

NYC-WTC_000027091

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NYC-WTC_000027091Source: NYC Law Department, mirrored locally

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