Water analysis report, NYC DEP, 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 HILLVIEW Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 3 Dr. Ian Hurley ID of Source: Received KM Collection 10/17/2001 AT 9:55:00 Bottle C307,P9188,9185,9191 ,Q9211,1 Submitted 10/17/2001 AT Collected By: TIGLAO/PATEL Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD25457 Method Test Description Results Units MDL Analyzed on Validator Butachlor <MDL ug/L 0.40 10/26/2001 DLV EPTC < MDL ug/L 1.0 10/26/2001 DLV Hexachlorobenzene <MDL ug/L 0.10 10/26/2001 DLV Hexachlorocyclopentadiene < MDL ug/L 0.10 10/26/2001 DLV Metolachlor < MDL ug/L 0.75 10/26/2001 DLV Metribuzin < MDL ug/L 0.15 10/26/2001 DLV Molinate < MDL ug/L 0.90 10/26/2001 DLV Simazine < MDL ug/L 0.40 10/26/2001 DLV Terbacil <MDL ug/L 2.0 10/26/2001 DLV Recoveries for 4 of the 18 compounds in the MDL Standard were outside of their acceptance ranges. Recoveries for 3 of the 18 compounds in the LCS Standard and the Spiked Sample were outside of their acceptance ranges. GCMS Scan For Unknowns Other unknown compounds ug/L 11/26/2001 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 Donna Popp Chief of Env. Lab Services Date Approved: 12/7/2001

Environmental Laboratories emailed Original 12/7/2001

NYS ELAP # 10108 Page 7 of 7

NYC-WTC_000072457