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Water analysis results, Hillview Reservoir, Sept 2001

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Laboratory report detailing metal analysis of water samples collected from Hillview Reservoir on September 28, 2001.

NYC-WTC_000026872–000026920

Folder label: “23833

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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:Now York City DEP DWQC Sample QUEENS Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 40150 DEP LAB #29361 Dr. Ian Hurley ID of Source: Received KM Collection 9/27/2001 AT 11:56:00 Bottle d 51 ,k3399,7560,7724,8810,883 Submitted 9/28/2001 AT 11:17:00 Collected By: DESSOURCES Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD23838 Method Test Description Results Units MDL Analyzed on Validator EPA94 Zinc < MDL ug/L 20.0 10/3/2001 PAD Organics Chlorine Pesticides - 508 4,4-DDE <MDL ug/L 0.080 10/1/2001 DLV Aldrin <MDL ug/L 0.010 10/1/2001 DLV Chlordane <MDL ug/L 0.40 10/1/2001 DLV Dieldrin <MDL ug/L 0.016 10/1/2001 DLV Endrin < MDL ug/L 0.020 10/1/2001 DLV Heptachlor < MDL ug/L 0.020 10/1/2001 DLV Heptachlor Epoxide < MDL ug/L 0.030 10/1/2001 DLV Lindane < MDL ug/L 0.030 10/1/2001 DLV Methoxychlor < MDL ug/L 0.039 10/1/2001 DLV PCB's < MDL ug/L 0.20 10/1/2001 DLV Propachlor < MDL ug/L 0.040 10/1/2001 DLV Toxaphene <MDL ug/L 0.40 10/1/2001 DLV Volatile Organic Compounds 524.2 *THM-Bromodichloromethane 4.0 ug/L .5 9/28/2001 SV 524.2 *THM-Bromoform <MDL ug/L 2.0 9/28/2001 SV 524.2 *THM-Chloroform 33 ug/L .5 9/28/2001 SV 524.2 *THM-Dibromochloromethane < MDL ug/L 2.0 9/28/2001 SV 524.2 1,1,1,2-tetrachIoroethane < MDL ug/L .5 9/28/2001 SV 524.2 1,1,1- trichloroethane < MDL ug/L .5 9/28/2001 SV

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

Environmental Laboratories emailed Original 11/7/2001

NYS ELAP # 10108 Page 3 of 7

NYC-WTC_000026909

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NYC-WTC_000026909Source: NYC Law Department, mirrored locally

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