Water analysis report, Bronx samples, Oct 2001

NYC 9/11 Public Portal Document

REPORT OF ANALYSIS Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York

Agency: New York City DEP DWQC Sample BRONX Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 58 Dr. Ian Hurley ID of Source: Received JC Collection 10/7/2001 AT 8:22:00 Bottle BX58 Submitted 10/7/2001 AT 9:46:00 Collected By: YACOUB Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : yes Report

Sample No. AD24480 Method Test Description Results Units MDL Analyzed on Validator EPA94 Zinc < MDL ug/L 20.0 10/18/2001 PAD Organics Chlorine Pesticides - 508 4,4-DDE < MDL ug/L 0.080 10/12/2001 DLV Aldrin < MDL ug/L 0.010 10/12/2001 DLV Chlordane <MDL ug/L 0.40 10/12/2001 DLV Dieldrin < MDL ug/L 0.016 10/12/2001 DLV Endrin < MDL ug/L 0.020 10/12/2001 DLV Heptachlor < MDL ug/L 0.020 10/12/2001 DLV Heptachlor Epoxide <MDL ug/L 0.030 10/12/2001 DLV Lindane <MDL ug/L 0.030 10/12/2001 DLV Methoxychlor <MDL ug/L 0.039 10/12/2001 DLV PCB's <MDL ug/L 0.20 10/12/2001 DLV Propachlor < MDL ug/L 0.040 10/12/2001 DLV Toxaphene <MDL ug/L 0.40 10/12/2001 DLV The breakdown for Endrin in the Breakdown Standard was 23%. The recoveries for 4 of the 9 compounds in the LCS Standard were below their acceptance ranges. Recoveries for 3 of the 10 compounds in the Spiked Sample were below their acceptance ranges. Volatile Organic Compounds 524.2 *THM-Bromodichloromethane 2.0 ug/L .5 10/9/2001 SV 524.2 *THM-Bromoform < MDL ug/L 2.0 10/9/2001 SV 524.2 *THM-Chloroform 17 ug/L .5 10/9/2001 SV

Approved Pam Dilsizian QA Officer Date Approved: 11/29/2001

Environmental Laboratories emailed Original 11/29/2001

NYS ELAP # 10108 Page 3 of 7

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