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 BROOKLYN Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 24850 Dr. Ian Hurley ID of Source: Received LK Collection 10/15/2001 AT 9:02:00 Bottle C0260.Q9129,9101,9125,9128,9 Submitted 10/16/2001 AT Collected By: KAGZI Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD25262 Method Test Description Results Units MDL Analyzed on Validator 524.2 SEC-butyl benzene < MDL ug/L .5 10/17/2001 SV 524.2 Styrene <MDL ug/L .5 10/17/2001 SV 524.2 TERT-butyl benzene < MDL ug/L .5 10/17/2001 SV 524.2 Tetrachloroethene <MDL ug/L .5 10/17/2001 SV 524.2 Toluene <MDL ug/L .5 10/17/2001 SV 524.2 trans-1,2-dichloroethene <MDL ug/L .5 10/17/2001 SV 524.2 trans-1,3-dichloropropene < MDL ug/L .5 10/17/2001 SV 524.2 Trichloroethene <MDL ug/L .5 10/17/2001 SV 524.2 Trichlorofluoromethane <MDL ug/L .5 10/17/2001 SV 524.2 Vinyl chloride < MDL ug/L .5 10/17/2001 SV DICHLOROACETONITRILE FOUND AS A TENTATIVELY IDENTIFIED COMPOUND BY METHOD 524.2. THE APPROXIMATE CONCENTRATION IS 0.09 ug/L. Organic Chemicals - 525.2 2,4-Dinitrotoluene < MDL ug/L 2.0 10/26/2001 DLV 2,6-Dinitrotoluene <MDL ug/L 2.0 10/26/2001 DLV 4,4-DDE <MDL ug/L 0.80 10/26/2001 DLV Acetochlor < MDL ug/L 2.0 10/26/2001 DLV Alachlor <MDL ug/L 0.20 10/26/2001 DLV Atrazine <MDL ug/L 0.20 10/26/2001 DLV Benzo(a)pyrene <MDL ug/L 0.20 10/26/2001 DLV bis(2-Ethylhexyl)adipate < MDL ug/L 0.60 10/26/2001 DLV bis(2-Ethylhexyl)phthalate 0.77 ug/L 0.60 10/26/2001 DLV

Approved Pam Dilsizian QA Officer Date Approved: 12/4/2001 Environmental Laboratories emailed Original 12/4/2001

NYS ELAP# 10108 Page 6 of 7

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