Water analysis report, Silver, Aluminum, Arsenic, Oct-Nov 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 MC Collection 10/14/2001 AT 9:07:00 Bottle C0250,7473,6587,7868,9987,998 Submitted 10/14/2001 AT 9:55:00 Collected By: RIBANDO Sample Type: POT_DW Comment: A scan of the extract prepared for the 508 PWS No.: Source Code: analysis, from 35-550 amu using a ma Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD25045 Method Test Description Results Units MDL Analyzed on Validator EPTC < MDL ug/L 1.0 10/25/2001 DLV Hexachlorobenzene < MDL ug/L 0.10 10/25/2001 DLV Hexachlorocyclopentadiene <MDL ug/L 0.10 10/25/2001 DLV Metolachlor < MDL ug/L 0.75 10/25/2001 DLV Metribuzin <MDL ug/L 0.15 10/25/2001 DLV Molinate < MDL ug/L 0.90 10/25/2001 DLV Simazine <MDL ug/L 0.40 10/25/2001 DLV Terbacil <MDL ug/L 2.0 10/25/2001 DLV The recovery for one of the Surrogate Standards in this sample was below its acceptance range. Recoveries for 3 of the 18 compounds in the MDL and LCS Standards were outside of their acceptance ranges. Recoveries for 4 of the 18 compounds in the Spiked Sample were below their acceptance ranges. GCMS Scan For Unknowns Other unknown compounds ug/L 11/27/2001 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.

Approved Pam Dilsizian QA Officer Date Approved: 12/24/2001

Environmental Laboratories emailed Original 12/24/2001

NYS ELAP #10108 Page 7 of 7

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