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Water analysis results, NYC DEP site, Sept 2001

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Laboratory report detailing metal analysis of water samples collected at a New York City DEP site on September 25, 2001.

NYC-WTC_000026673–000026693

Folder label: “23605

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NYC 9/11 Public Portal Document

REPORT OF ANALYSIS Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York @goncy. NYCDEP Bureau Water Sample NYC DEP 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample DEL 18 Attention: Steve Schindler ID of Source: Received KM Collection 9/25/2001 AT 10:40:00 Bottle c60,k7503,7852,5377,p8713,871 Submitted 9/26/2001 AT 8:29:00 Collected By: CURCIO/SUTTON Sample Type: POT_DW Comment: PWS No.: Source Code: 000 Type Descriptor: Sample chilled on arrival? : YES Report

Sample No. AD23606 Method Test Description Results Units MDL Analyzed on Validator Hexachlorobenzene <MDL ug/L 0.10 10/5/2001 DLV Hexachlorocyclopentadiene < MDL ug/L 0.10 10/5/2001 DLV Metolachlor <MDL ug/L 0.75 10/5/2001 DLV Metribuzin <MDL ug/L 0.15 10/5/2001 DLV Molinate <MDL ug/L 0.90 10/5/2001 DLV Simazine <MDL ug/L 0.40 10/5/2001 DLV Terbacil <MDL ug/L 2.0 10/5/2001 DLV oe recovery for Terbacil in the LCS Standard was above its acceptance range. Recoveries for four and three of the Wighteen compounds in the Spiked Sample and the Spiked Duplicate Sample respectively, were outside of their acceptance ranges. The recovery for one of the three Surrogate Standards in this sample was above its acceptance range. The level for bis(2-Ethylhexyl)phthaIate of 5.4 ug/L in this sample may be due to a laboratory accident. GCMS Scan For Unknowns Other unknown compounds ug/L 10/19/2001 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 any non-target compounds. Stat charge for VOLATILE organic Completed 9/27/2001 11:23 AM SV

Approved Pam Dilsizian QA Officer Date Approved: 11/5/2001

Environmental Laboratories emailed Original 11/5/2001

d*n*10106 Page 7 of 7

NYC-WTC_000026686

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NYC-WTC_000026686Source: NYC Law Department, mirrored locally

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NYC-WTC_000026669 · Box DEP Box 19

Westchester County Department of Labs and Research chain of custody form documenting the transfer of environmental samples.

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