Chain of custody form, Sep 2001

NYC 9/11 Public Portal Document

Westchester County 9/27/01 10:43 PAGE 44/622 RightFAX

REPORT OF ANALYSIS Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York 10595

Agency: NYCDEP Bureau Water Supply DW Sample Location: NYCDEP 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample Point: CRO1B-6695 Attention: Steve Schindler ID of Source: Received By: KM Collection Date: 9/17/2001 AT 2:25:00 P Bottle No.: era 1b 6695 Submitted On: 9/18/2001 AT 9:12:00 A Collected By: RC/DS Sample Type: POT_DW Comment: PWSNo.: Source Code: 000 Type Descriptor: Chilled on arrival?: YES Report To:

Sample No. AD22753

Method Test Description Results Units MDL Analyzed on Validator ] 524.2 Chloroethane <MDL ug/L .5 9/19/2001 SV 524.2 Chloromethane < MDL ug/L .5 9/19/2001 SV 524.2 cis-1,2-dichloroethene <MDL ug/L .5 9/19/2001 SV 524.2 cis-1,3-dichloropropene <MDL ug/L .5 9/19/2001 SV 524.2 Dibromomethane < MDL ug/L .5 9/19/2001 SV 524.2 Dichlorodifluoromethane < MDL ug/L .5 9/19/2001 SV 524.2 Ethylbenzene < MDL ug/L .5 9/19/2001 SV 524.2 Hexachlorobutadiene <MDL ug/L .5 9/19/2001 SV 524.2 Isopropylbenzene < MDL ug/L .5 9/19/2001 SV 524.2 Methyl Iso-butyl ketone (MIBK) <MDL ug/L 1.0 9/19/2001 SV 524.2 Methyl tert-butyl ether (MTBE) <MDL ug/L 1.0 9/19/2001 SV 524.2 Methylene Chloride <MDL ug/L .5 9/19/2001 SV 524.2 N-butylbenzene <MDL ug/L .5 9/19/2001 SV 524.2 N-propyl benzene <MDL ug/L .5 9/19/2001 SV 524.2 Naphthalene < MDL ug/L .5 9/19/2001 SV 524.2 O-xylene < MDL ug/L .5 9/19/2001 SV 524.2 P & M-xylene <MDL ug/L .5 9/19/2001 SV 524.2 P-isopropyltoluene <MDL ug/L .5 9/19/2001 SV 9

524.2 SEC-butylbenzene <MDL ug/L .5 9/19/2001 SV 524.2 Styrene < MDL ug/L .5 9/19/2001 SV 524.2 TERT-butylbenzene <MDL ug/L .5 9/19/2001 SV

Approved By: Date Approved: 1/1/1981

Environmental Laboratories Original Fa/27/2001 NYS ELAP # 16108 (914) 231-1620 Page 5 of 6

NYC-WTC_000026037