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Document / 63 pages

Water analysis results, Bronx sample, Oct 2001

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Laboratory report detailing chemical analysis of drinking water samples collected on September 29, 2001.

NYC-WTC_000026955–000027017

Folder label: “23900

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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:Now York City DEP DWQC Sample BRONX Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample BX 58 Dr. Ian Hurley ID of Source: Received FP Collection 9/30/2001 AT 8:50:00 Bottle cl 91,8994,8991,7529,7363,7393, Submitted 9/30/2001 AT 9:55:00 Collected By: RIBANDO Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD23909 Method Test Description Results Units MDL Analyzed on Validator EPTC < MDL ug/L 1.0 10/10/2001 DLV Hexachlorobenzene <MDL ug/L 0.10 10/10/2001 DLV Hexachlorocyclopentadiene < 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 e recoveries for three of the eighteen compounds in the LCS Standard were outside of their acceptance ranges. GCMS Scan For Unknowns Other unknown compounds ug/L 10/23/2001 DLV A scan of the extract prepared for the 508 analysis, from 35-550 amu using a mass spectrometer, does not reveal the presence of non-target compounds. Stat charge for VOLATILE organic Completed 10/1/2001 12:02 AM SV

Approved Pam Dilsizian QA Officer Date Approved: 11/5/2001

Environmental Laboratories emailed Original 11/5/2001

NYS ELAP # 10108 Page 7 of 7

NYC-WTC_000027010

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NYC-WTC_000027010Source: NYC Law Department, mirrored locally

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Westchester County Department of Labs and Research chain of custody form for environmental samples submitted by the City DEP.

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