Water analysis results, Staten Island site, Sept 2001

NYC 9/11 Public Portal Document

REPORT OF ANALYSIS Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York

ency: New York City DEP DWQC Sample BROOKLYN Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 28550 Dr. Ian Hurley ID of Source: Received KM Collection 09/18/01 AT 11:18:00 Bottle C9995,P282283,Q1,2,3,K7966,6 Submitted 09/19/01 AT 10:32:00 Collected By: PATEL Sample Type: POT_DW Comment: PWSNo.: Source Code: Type Descriptor: Chilled on arrival?: YES Report

Sample No. AD22914 Method Test Description Results Units MDL Analyzed on Validator 524.2 Isopropylbenzene <MDL ug/L .5 09/19/01 SV 524.2 Methyl iso-butyl ketone (MIBK) <MDL ug/L 1.0 09/19/01 SV 524.2 Methyl tert-butyl ether (MTBE) <MDL ug/L 1.0 09/19/01 SV 524.2 Methylene Chloride <MDL ug/L .5 09/19/01 SV 524.2 N-butylbenzene <MDL ug/L .5 09/19/01 SV 524.2 N-propylbenzene <MDL ug/L .5 09/19/01 SV 524.2 Naphthalene <MDL ug/L .5 09/19/01 SV 524.2 O-xylene < MDL ug/L .5 09/19/01 SV P & M-xylene <MDL ug/L .5 09/19/01 SV P-isopropyltoluene <MDL ug/L .5 09/19/01 SV “824.2 524.2 SEC-butylbenzene Styrene <MDL <MDL ug/L ug/L .5 .5 09/19/01 09/19/01 SV SV 524.2 TERT-butylbenzene <MDL ug/L .5 09/19/01 SV 524.2 Tetrachloroethene <MDL ug/L .5 09/19/01 SV 524.2 Toluene < MDL ug/L .5 09/19/01 SV 524.2 trans-1,2-dichloroethene <MDL ug/L .5 09/19/01 SV 524.2 trans-1,3-dichloropropene <MDL ug/L .5 09/19/01 SV 524.2 Trichlorethene <MDL ug/L .5 09/19/01 SV 524.2 Trichlorofluoromethane <MDL ug/L .5 09/19/01 SV 524.2 Vinyl chloride <MDL ug/L .5 09/19/01 SV

Approved Donna Popp Chief of Env. Lab Services Date Approved: 10/09/01

Environmental Laboratories Copy 10/09/01

NYS ELAP # 10108 Page 6 of8

NYC-WTC_000026129