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

gency: New York City DEP DWQC Sample QUEENS Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 40950 Dr. Ian Hurley ID of Source: Received KM Collection 09/18/01 AT 11:51:00 Bottle C9748,P398,0118,296,Q2,3,K68 Submitted 09/19/01 AT 10:32:00 Collected By: NAKHLA Sample Typo: POT_DW Comment: PWSNo.: Source Code: Type Descriptor: Chilled on arrival?: YES Report

Sample No. AD22917 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

23 “824.2 P & M-xylene P-isopropyltoluene SEC-butylbenzene <MDL <MDL <MDL ug/L ug/L ug/L .5 .5 .5 09/19/01 09/19/01 09/19/01 SV SV SV 524.2 Styrene <MDL ug/L .5 09/19/01 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-dichlorethene <MDL ug/L .5 09/19/01 SV 524.2 trans-1,3-dichloropropene <MDL ug/L .5 09/19/01 SV 524.2 Trichloroethene <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 of 8

NYC-WTC_000026153