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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 28, 2001.

NYC-WTC_000026926–000026943

Folder label: “23842

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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 Goncy: NYCDEP Bureau Water Sample NYC DEP 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample DEL 18 Attention: Steve Schindler ID of Source: Received LK Collection 9/28/2001 AT 9:45:00 Bottle C0165,7064,0276,7604,3178,896 Submitted 9/28/2001 AT 11:44:00 Collected By: CURCIO Sample Type: POT_DW Comment: PWS No.: STAT Source Code: 000 Type Descriptor: Sample chilled on arrival?: YES Report

Sample No. AD23843 Method Test Description Results Units MDL Analyzed on Validator 524.2 Trichlorofluoromethane < MDL ug/L .5 9/28/2020 SV 524.2 Vinyl chloride < MDL ug/L .5 9/28/2020 SV Organic Chemicals - 525.2 2,4-DinltrotoIuene <MDL ug/L 2.0 10/10/2001 DLV 2,6-DinitrotoIuene <MDL ug/L 2.0 10/10/2001 DLV 4,4-DDE <MDL ug/L 0.80 10/10/2001 DLV Acetochlor <MDL ug/L 2.0 10/10/2001 DLV Alachlor <MDL ug/L 0.20 10/10/2001 DLV Atrazine <MDL ug/L 0.10 10/10/2001 DLV Benzo(a)pyrene < MDL ug/L 0.20 10/10/2001 DLV bis(2-Ethylhexyl)adipate <MDL ug/L 0.60 10/10/2001 DLV bis(2-Ethylhexyl)phthaIate < MDL ug/L 0.60 10/10/2001 DLV Butachlor < MDL ug/L 0.40 10/10/2001 DLV EPTC < MDL ug/L 1.0 10/10/2001 DLV Hexachlorobenzene <MDL ug/L 0.10 10/10/2001 DLV Hexachlorocyclopentad lene <MDL ug/L 0.10 10/10/2001 DLV Metolachlor < MDL ug/L 0.75 10/10/2001 DLV Metribuzin < MDL ug/L 0.15 10/10/2001 DLV Molinate <MDL ug/L 0.90 10/10/2001 DLV Simazine < MDL ug/L 0.40 10/10/2001 DLV Terbacil < MDL ug/L 2.0 10/10/2001 DLV The recoveries for three of the eighteen compounds in the LCS Standard were outside of their acceptance ranges.

Approved Pam Dilsizian QA Officer Date Approved: 11/7/2001

Environmental Laboratories emailed Original 11/7/2001

NYS ELAP # 10108 Page 5 of 6

NYC-WTC_000026936

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NYC-WTC_000026936Source: NYC Law Department, mirrored locally

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Westchester County Department of Labs and Research chain of custody form documenting the transfer of environmental samples.

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