Water analysis report, NYC DEP DWQC, 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 58250 Dr. Ian Hurley ID of Source: Received EP Collection 10/25/2001 AT Bottle c9792,p2005,2010,2117.q9800,9 Submitted 10/26/2001 AT Collected By: TSUI Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : yes Report

Sample No. AD26321 Method Test Description Results Units MDL Analyzed on Validator Butachlor < MDL ug/L 0.40 11/6/2001 DLV EPTC <MDL ug/L 1.0 11/6/2001 DLV Hexachlorobenzene < MDL ug/L 0.10 11/6/2001 DLV Hexachlorocyclopentadiene < MDL ug/L 0.10 11/6/2001 DLV Metolachlor < MDL ug/L 0.75 11/6/2001 DLV Metribuzin < MDL ug/L 0.15 11/6/2001 DLV Molinate <MDL ug/L 0.90 11/6/2001 DLV Simazine < MDL ug/L 0.40 11/6/2001 DLV Terbacil <MDL ug/L 2.0 11/6/2001 DLV The breakdown for Endrin in the Breakdown Standard was 56%. Recoveries for 4 of the 18 compounds in the MDL Standard were outside of their acceptance ranges. Recoveries for 3 of the 18 compounds in the LCS Standard were outside of their acceptance ranges. Recoveries for 3 of the 18 compounds in the Spiked Sample were outside of their acceptance ranges. The level for bis(2-Ethylhexyl)phthalate was 0.88 ug/L in the Laboratory Blank. GCMS Scan For Unknowns Other unknown compounds ug/L 12/4/2001 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 Pam Dilsizian QA Officer Date Approved: 12/24/2001

Environmental Laboratories emailed Original 12/24/2001

NYS ELAP #10108 Page 7 of 7

NYC-WTC_000071873