Water analysis results, Hillview Reservoir, Sept 2001

NYC 9/11 Public Portal Document

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

Ggoncy:Now York City DEP DWQC Sample QUEENS Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 47150/DEP LAB #28401 Dr. Ian Hurley ID of Source: Received EP Collection 09/19/01 AT 10:30:00 Bottle 508,204,6113,6261,7162 Submitted 09/20/01 AT 10:51:00 Collected By: VASSILEV Sample Type: POT_DW Comment: PWSNo.: Source Code: Type Descriptor: Chilled on arrival?: yes Report

Sample No. AD23084 Method Test Description Results Units MDL Analyzed on Validator 524.2 1,3,5-trimethylbenzene <MDL ug/L .5 09/21/01 SV 524.2 1,3-dichlorobenzene <MDL ug/L .5 09/21/01 SV 524.2 1,3-dichloropropane <MDL ug/L .5 09/21/01 SV 524.2 1,4-dichlorobenzene <MDL ug/L .5 09/21/01 SV 524.2 2,2-dichloropropane <MDL ug/L .5 09/21/01 SV 524.2 2-butanone (MEK) <MDL ug/L 2.0 09/21/01 SV 524.2 2-chlorotoluene <MDL ug/L .5 09/21/01 SV

622 524.2 4-chlorotoluene Benzene Bromobenzene <MDL < MDL <MDL ug/L ug/L ug/L .5 .5 .5 09/21/01 09/21/01 09/21/01 SV SV SV 524.2 Bromochloromethane <MDL ug/L .5 09/21/01 SV 524.2 Bromomethane <MDL ug/L .5 09/21/01 SV 524.2 Carbon tetrachloride <MDL ug/L .5 09/21/01 SV 524.2 Chlorobenzene <MDL ug/L .5 09/21/01 SV 524.2 Chloroethane < MDL ug/L .5 09/21/01 SV 524.2 Chloromethane <MDL ug/L .5 09/21/01 SV 524.2 cis-1,2-dichloroethene <MDL ug/L .5 09/21/01 SV 524.2 cis-1,3-dichloropropene <MDL ug/L .5 09/21/01 SV 524.2 Dibromomethane <MDL ug/L .5 09/21/01 SV 524.2 Dichlorodifluoromethane <MDL ug/L .5 09/21/01 SV 524.2 Ethylbenzene <MDL ug/L .5 09/21/01 SV

Approved Donna Popp Chief of Env. Lab Services Date Approved: 10/15/01

Environmental Laboratories Copy 10/16/01

NYS ELAP # 10108 Page 6 of8

NYC-WTC_000026310