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Document / 31 pages

Chain of custody record, Aug 2001

Machine-extracted title · confidence 90%

Record documenting the chain of custody for samples submitted by New York City DEP to Westchester County Department of Labs.

NYC-WTC_000025843–000025873

Folder label: “22358 - 22360”

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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 Supply Sample NYC-DEP 465 Columbus Ave. 19 WESTLAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample CAT LEFF (6406) Attention: Steve Schindler ID of Source: Received KM Collection 09/12/01 AT 4:15:00 Bottle catleff Submitted 09/13/01 AT 11:15:00 Collected By: SUTTON/NEWMAN Sample Type: POT_DW Comment: metals submitted in non-lab containers. PWSNo.: Source Code: 000 Type Descriptor: Chilled on arrival?: YES Report

Sample No. AD22359 Method Test Description Results Units MDL Analyzed on Validator Heptachlor <MDL ug/L 0.020 09/13/01 DLV Heptachlor Epoxide <MDL ug/L 0.030 09/13/01 DLV Lindane <MDL ug/L 0.030 09/13/01 DLV Methoxychlor <MDL ug/L 0.039 09/13/01 DLV PCB's <MDL ug/L 0.20 09/13/01 DLV Propachlor <MDL ug/L 0.040 09/13/01 DLV Toxaphene <MDL ug/L 0.40 09/13/01 DLV gthe recovery for Aldrin in the MDL Standard was below its acceptance range. erbicides - 515.1 2,4,5-T <MDL ug/L 0.10 09/17/01 DLV 2,4-D <MDL ug/L 0.080 09/17/01 DLV Dalapon <MDL ug/L 0.80 09/17/01 DLV DCPA, di-acid <MDL ug/L 1.0 09/17/01 DLV Dicamba <MDL ug/L 0.080 09/17/01 DLV Dinoseb < MDL ug/L 0.16 09/17/01 DLV Pentachlorophenol <MDL ug/L 0.040 09/17/01 DLV Picloram <MDL ug/L 0.08 09/17/01 DLV Silvex <MDL ug/L 0.080 09/17/01 DLV Volatile Organic Compounds 524.2 *THM-Bromodichloromethane <MDL ug/L .5 09/14/01 SV 524.2 *THM-Bromoform <MDL ug/L 2.0 09/14/01 SV

Approved Pam Dilsizian QA Officer Date Approved: 10/02/01

Environmental Laboratories Copy of Fax 10/03/01

NYS ELAP # 10108 Page 4 of9

NYC-WTC_000025859

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NYC-WTC_000025859Source: NYC Law Department, mirrored locally

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