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Water analysis report, Staten Island samples, Nov-Dec 2001

Machine-extracted title · confidence 100%

Laboratory report of inorganic metal analysis for water samples collected from Staten Island in November 2001.

NYC-WTC_000070299–000070302

Folder label: “AD 28043

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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

Agency: New York City DEP DWQC Sample STATEN ISLAND Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 52450 Dr. Ian Hurley ID of Source: Received LK Collection 11/15/2001 AT Bottle C0589,Q543,429,566,P966,967,9 Submitted 11/16/2001 AT Collected By: BROWN Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD28049 Method Test Description Results Units MDL Analyzed on VaUdator Metolachlor <MDL ug/L 0.75 1/29/2002 DLV Metribuzin <MDL ug/L 0.15 1/29/2002 DLV Molinate <MDL ug/L 0.90 1/29/2002 DLV Simazine <MDL ug/L 0.40 1/29/2002 DLV Terbacil <MDL ug/L 2.0 1/29/2002 DLV The recoveries for 6 of the 18 compounds in the LCS Standard were outside of their acceptance ranges. The recoveries for 4 of the 18 compounds in the Spiked Sample were outside of their acceptance ranges. GCMS Scan For Unknowns Other unknown compounds see comment ug/L 1/2/2002 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: 2/8/2002

Environmental Laboratories emailed Original 2/8/2002

NYS ELAP #10108 Page 4 of 4

NYC-WTC_000070302

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NYC-WTC_000070302Source: NYC Law Department, mirrored locally

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