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Document / 18 pages

Water analysis results, NYC DEP sample, Oct 2001

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

NYC-WTC_000027023–000027040

Folder label: “23913

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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 (oncy: NYCDEP Bureau Water Sample NYC DEP KENSICO LAB 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample DEL 18 Attention: Steve Schindler ID of Source: Received KM Collection 9/29/2001 AT 8:20:00 Bottle CO159.K7421,7429,7545,P9532, Submitted 10/1/2001 AT 8:47:00 Collected By: WAGNER Sample Type: POT_DW Comment: PWS No.: Source Code: 000 Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD23913 Method Test Description Results Units MDL Analyzed on Validator The recoveries for five of the eighteen compounds in the MDL and LCS Standards were outside of their acceptance ranges. Recoveries for two of the eighteen compounds in the Spiked Sample were below their acceptance ranges. The Spiked Duplicate Sample was lost due to a laboratory accident. The level of bis(2-EthylhexyI)phthaiate in the Laboratory Blank was 24 ug/L due to a laboratory accident. 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 De 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 <S ELAP , 10108 Page 6 of 6

NYC-WTC_000027028

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NYC-WTC_000027028Source: 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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