REPORT OF ANALYSIS
Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York
@goncy: NYCDEP Bureau Water Supply
Sample NYC-DEP
465 Columbus Ave. 19 WEST LAKE DRIVE
Valhalla, NY 10595 VALHALLA, N.Y.
Sample DEL 18 #6455
Attention: Steve Schindler ID of Source:
Received SV Collection 09/13/01 AT 3:00:00
Bottle DEL18#6455-4 Submitted 09/14/01 AT 12:17:00
Collected By: SUTTON/NEWMAN Sample Type: POT_DW
Comment: PWSNo.: Source Code: 000
Type Descriptor.
Chilled on arrival?: YES
Report
Sample No. AD22471
Method Test Description Results Units MDL Analyzed on Validator
Atrazine <MDL ug/L 0.10 09/15/01 DLV
Benzo(a)pyrene <MDL ug/L 0.20 09/15/01 DLV
bis(2-Ethylhexyl)adipate <MDL ug/L 0.60 09/15/01 DLV
bis(2-EthylhexyI)phthalate 1.0 ug/L 0.60 09/15/01 DLV
Butachlor <MDL ug/L 0.40 09/15/01 DLV
EPTC <MDL ug/L 1.0 09/15/01 DLV
Hexachlorobenzene <MDL ug/L 0.10 09/15/01 DLV
Hexachlorocyclopentadiene <MDL ug/L 0.10 09/15/01 DLV
Metolachlor <MDL ug/L 0.75 09/15/01 DLV
Metribuzin <MDL ug/L 0.15 09/15/01 DLV
Molinate <MDL ug/L 0.90 09/15/01 DLV
Simazine <MDL ug/L 0.07 09/15/01 DLV
Terbacil <MDL ug/L 2.0 09/15/01 DLV
The recoveries for 4 of the 18 compounds in the MDL Standard were above their acceptance ranges. This was due
to contamination in the MDL Standard analysis. The level for bis(2-EthyIhexyl)phthalate in the Laboratory Blank was
0.35 ug/L. The recovery for Terbacil in the LCS Standard was above its acceptance range.
Carbamate Pesticides - 531.1
3-Hydroxycarbofuran <MDL ug/L 2.0 09/24/01 DLV
Aldicarb <MDL ug/L 1.0 09/24/01 DLV
Aldicarb sulfone <MDL ug/L 2.0 09/24/01 DLV
Aldicarb sulfoxide <MDL ug/L 2.0 09/24/01 DLV
Approved Pam Dilsizian QA Officer Date Approved: 10/11/01
Environmental Laboratories Copy of Fax 10/11/01
NYS ELAP # 10108 Page 8 of 9
NYC-WTC_000025731
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NYC-WTC_000025731Source: NYC Law Department, mirrored locally