Water analysis report, Hillview samples, Oct 2001

NYC 9/11 Public Portal Document

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

Agency: New York City DEP DWQC Sample STATEN ISLAND Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 50750 Dr. Ian Hurley ID of Source: Received KM Collection 10/9/2001 AT 9:45:00 Bottle k6796,2505,6704,9977,9727,974 Submitted 10/10/2001 AT Collected By: KAGZI Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD24700 Method Test Description Results Units MDL Analyzed on Validator Butachlor < MDL ug/L 0.40 10/22/2001 DLV EPTC <MDL ug/L 1.0 10/22/2001 DLV Hexachlorobenzene <MDL ug/L 0.10 10/22/2001 DLV Hexachlorocyclopentadiene <MDL ug/L 0.10 10/22/2001 DLV Metolachlor <MDL ug/L 0.75 10/22/2001 DLV Metribuzin < MDL ug/L 0.15 10/22/2001 DLV Molinate < MDL ug/L 0.90 10/22/2001 DLV Simazine < MDL ug/L 0.40 10/22/2001 DLV Terbacil < MDL ug/L 2.0 10/22/2001 DLV The recovery for 1 of the 3 Surrogate Standards in this sample was above its acceptance range. The level for bis(2-Ethylhexyl)phthalate in the Laboratory Blank was 1.3 ug/L. Recoveries for 5 of the 18 compounds in the MDL Standard were outside of their acceptance ranges. Recoveries for 2 of the 18 compounds in the LCS Standard were below their acceptance ranges. Recoveries for 5 of the 18 compounds in the Spiked Sample and the Spiked Duplicate Sample were outside of their acceptance ranges. GCMS Scan For Unknowns Other unknown compounds ug/L 11/19/2001 DLV A scan of the extract prepared for the 508 analysis, from 35-550 amu using a mass spectrometer, does not reveal the presence of non-target compounds.

Approved PamDilsizian QA Officer Date Approved: 11/27/2001

Environmental Laboratories emailed Original 11/27/2001

NYS ELAP # 10108 Page 7 of 7

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