Water analysis report, metals, AE03966, Feb 2002

NYC 9/11 Public Portal Document

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I REPORT OF ANALYSIS Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York I I Agency: New York City DEP DWQC Sample 30250 Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 30250 Dr. Ian Hurley ID of Source: 1 Received KM Collection 2/12/2002 AT 9:00:00 ! Bottle 4816 Submitted 2/19/2002 AT 11:45:00 Collected By: JB Sample Type: POT DW I Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AE03970 I Method Test Description Results Units MDL Analyzed on Validator I 524.2 Methyl tert-butyl ether (MTBE) <MDL ug/L 1.0 2/21/2002 SV J 524.2 Methylene Chloride <MDL ug/L 0.5 2/21/2002 SV 524.2 N-butylbenzene < MDL ug/L 0.5 2/21/2002 SV 524.2 N-propylbenzene < MDL ug/L 0.5 2/21/2002 SV I 524.2 Naphthalene < MDL ug/L 0.5 2/21/2002 SV I 524.2 0-xylene < MDL ug/L 0.5 2/21/2002 SV 524.2 P & M-xylene < MDL ug/L 0.5 2/21/2002 t SV 524.2 P-isopropyltoluene < MDL ug/L 0.5 2/21/2002 SV 524.2 SEC-butylbenzene <MDL ug/L 0.5 2/21/2002 SV 524.2 Styrene < MDL ug/L 0.5 2/21/2002 SV 524.2 TERT-butylbenzene <MDL ug/L 0.5 2/21/2002 SV I 524.2 Tetrachloroethene <MDL ug/L 0.5 2/21/2002 SV 524.2 Toluene <MDL ug/L 0.5 2/21/2002 SV I 524.2 trans-1.2-dichloroethene < MDL ug/L 0.5 2/21/2002 < SV 524.2 trans-1,3-dichloropropene < MDL ug/L 0.5 2/21/2002 SV 524.2 Trichloroethene < MDL ug/L 0.5 2/21/2002 SV 524.2 T richlorofluoromethane < MDL ug/L 0.5 2/21/2002 ; SV 524.2 Vinyl chloride < MDL ug/L 0.5 2/21/2002 SV ! The recovery of 1.1-dichloroethene in the reference standard associated with this sample was 62%. Dichloroacetonitrile was found as a 524.2 TIC at an estimated concentration of 0.11 ug/L. 1,1-dichloro-2-propanone was found as a 524.2 TIC at an estimated concentration of 1.3 ug/L.

Approved Pam Dilsizian QA Officer Date Approved: 3/4/2002

Environmental Laboratories emailed Original 3/4/2002

NYS ELAP # 10108 Page 3 of 3

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