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 BRONX
Distribution Laboratory
96-05 Horace Harding Ex.
Corona N.Y. 11368 Sample 10150 DEP LAB #29762
Dr. Ian Hurley ID of Source:
Received EP Collection 10/1/2001 AT 1:01:00
Bottle 8975,159,463,6602,5022,8930,95 Submitted 10/2/2001 AT 10:58:00
Collected By: KAGZI Sample Type: POT_DW
Comment: PWS No.: Source Code:
Type Descriptor:
Sample chilled on arrival?: YES
Report
Sample No. AD24048
Method Test Description Results Units MDL Analyzed on Validator
EPA94 Zinc <MDL ug/L 20.0 10/10/2001 PAD
Organics
Chlorine Pesticides - 508
4,4-DDE <MDL ug/L 0.080 10/5/2001 DLV
Aldrin <MDL ug/L 0.010 10/5/2001 DLV
Chlordane <MDL ug/L 0.40 10/5/2001 DLV
Dieldrin <MDL ug/L 0.016 10/5/2001 DLV
Endrin <MDL ug/L 0.020 10/5/2001 DLV
Heptachlor < MDL ug/L 0.020 10/5/2001 DLV
Heptachlor Epoxide < MDL ug/L 0.030 10/5/2001 DLV
Lindane <MDL ug/L 0.030 10/5/2001 DLV
Methoxychlor <MDL ug/L 0.039 10/5/2001 DLV
PCB's <MDL ug/L 0.20 10/5/2001 DLV
Propachlor < MDL ug/L 0.040 10/5/2001 DLV
Toxaphene <MDL ug/L 0.40 10/5/2001 DLV
The recoveries for two of the nine compounds in the LCS Standard were below their acceptance ranges. The
recovery for the Surrogate Standard in this sample was 171%, high probably due to an interference. It is 105%
based on the confirmational column's data.
Volatile Organic Compounds
524.2 *THM-Bromodichloromethane 2.2 ug/L .5 10/2/2001 SV
524.2 *THM-Bromoform < MDL ug/L 2.0 10/2/2001 SV
524.2 *THM-Chloroform 14 ug/L .5 10/2/2001 SV
Approved Pam Dilsizian QA Officer Date Approved: 11/15/2001
Environmental Laboratories emailed Original 11/15/2001
NYS ELAP # 10108 Page 3 of 7
NYC-WTC_000027131
OCR can misread numbers and units. Confirm readings against the page image before using them.