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Document / 14 pages

Water analysis report, NYC DEP, Metals testing, Nov-Dec 2001

Machine-extracted title · confidence 95%

Laboratory analysis report for NYC DEP water samples collected November 21, 2001, testing for antimony and beryllium.

NYC-WTC_000071007–000071020

Folder label: “28649

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Scanned page image, NYC-WTC_000071010
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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

Agency: NYCDEP Bureau Water Sample NYC DEP 465 Columbus Ave. 19 WESTLAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample CROGH Attention: Steve Schindler ID of Source: Received EP Collection 11/21/2001 AT Bottle q377,362,c846,p928,937,k8990,8 Submitted 11/21/2001 AT 2:19:00 Collected By: SCOTT Sample Type: POT_DW Comment: P\NS No.: Source Code: 000 Type Descriptor; Sample chilled on arrival? : yes Report

Sample No. AD28649

Method Test Description Results Units MDL Analyzed on Validator 524.2 SEC-butyl benzene < MDL ug/L 0.5 11/27/2001 SV 524.2 Styrene < MDL ug/L 0.5 11/27/2001 SV 524.2 TERT-butylbenzene < MDL ug/L 0.5 11/27/2001 SV 524.2 Tetrachloroethene <MDL ug/L 0.5 11/27/2001 SV 524.2 Toluene < MDL ug/L 0.5 11/27/2001 SV 524.2 trans-1,2-dichloroethene < MDL ug/L 0.5 11/27/2001 SV 524.2 trans-1,3-dichloropropene <MDL ug/L 0.5 11/27/2001 SV 524.2 Trichloroethene < MDL ug/L 0.5 11/27/2001 SV 524.2 Trichlorofluoromethane < MDL ug/L 0.5 11/27/2001 SV 524.2 Vinyl chloride <MDL ug/L 0.5 11/27/2001 SV GCMS Scan For Unknowns Other unknown compounds ug/L 12/7/2001 DLV The GCMS scan, from 35 to 550 amu, does not reveal the presence of unusual compounds. The recovery for the Surrogate Standard in this sample was 98%. Recoveries for 16 of the 44 compounds in the LCS Standard were outside of their acceptance ranges. The pH of this sample when received was less than 2

Approved Pam Dilsizian QA Officer Date Approved; 1/2/2002

Environmental Laboratories emailed Original 1/2/2002

NYS ELAP #10108 Page 4 of 4

NYC-WTC_000071010

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NYC-WTC_000071010Source: NYC Law Department, mirrored locally

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NYC-WTC_000071002 · Box DEP Box 61

Form documenting the chain of custody for samples submitted to the Westchester County Department of Labs & Research.

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