Laboratory report detailing chemical analysis of drinking water samples collected on October 5, 2001.
NYC-WTC_000027364–000027412Folder label: “24395”
OCR status: ok · source: pdftotext
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 BROOKLYN Distribution Laboratory 96-05 Horace Harding Ex. Corona N.Y. 11368 Sample 25350 Dr. Ian Hurley ID of Source: Received EP Collection 10/4/2001 AT 12:35:00 Bottle 6806,5773,7079,9803,9674,9671, Submitted 10/5/2001 AT 10:46:00 Collected By: GERTSIK Sample Type: POT_DW Comment: PWS No.: Source Code: Type Descriptor: Sample chilled on arrival? : yes Report
Sample No. AD24398 Method Test Description Results Units MDL Analyzed on Validator 524.2 O-xylene <MDL ug/L .5 10/5/2001 SV 524.2 P & M-xylene <MDL ug/L .5 10/5/2001 SV 524.2 P-isopropyltoluene <MDL ug/L .5 10/5/2001 SV 524.2 SEC-butylbenzene < MDL ug/L .5 10/5/2001 SV 524.2 Styrene <MDL ug/L .5 10/5/2001 SV 524.2 TERT-butylbenzene <MDL ug/L .5 10/5/2001 SV 524.2 Tetrachloroethene <MDL ug/L .5 10/5/2001 SV 524.2 Toluene < MDL ug/L .5 10/5/2001 SV 524.2 trans-1,2-dichloroethene <MDL ug/L .5 10/5/2001 SV 524.2 trans-1,3-dichloropropene <MDL ug/L .5 10/5/2001 SV 524.2 Trichloroethene <MDL ug/L .5 10/5/2001 SV 524.2 Trichlorofluoromethane <MDL ug/L .5 10/5/2001 SV 524.2 Vinyl chloride <MDL ug/L .5 10/5/2001 SV THIS SAMPLE WAS ANALYZED IN TRIPLICATE TO CONFIRM THE PRESENCE OF MTBE. MTBE WAS FOUND IN THE DUPLICATE AT 22 ug/L, HOWEVER, IT WAS NOT FOUND IN THE TRIPLICATE. THE FIELD BLANKS AND LAB BLANKS ANALYZED WITH THIS SAMPLE DID NOT CONTAIN MTBE.
DICHLOROACETONITRILE FOUND AS A TENTATIVELY IDENTIFIED COMPOUND BY METHOD 524.2. THE APPROXIMATE CONCENTRATION IS 0.09 ug/L. Organic Chemicals - 525.2 2,4-Dinitrotoluene < MDL ug/L 2.0 10/16/2001 DLV 2,6-Dinitrotoluene <MDL ug/L 2.0 10/16/2001 DLV 4,4-DDE <MDL ug/L 0.80 10/16/2001 DLV
Approved Pam Dilsizian QA Officer Date Approved: 11/29/2001
Environmental Laboratories emailed Original 11/29/2001
NYS ELAP # 10108 Page 6 of 7
NYC-WTC_000027390
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