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 WEST LAKE DRIVE
Valhalla, NY 10595 VALHALLA, N.Y.
Sample CROGH
Attention: Steve Schindler ID of Source:
Received EP Collection 2/21/2002 AT 10:20:00
Bottle C1532,P2022,1324,Q2829,699,1 Submitted 2/22/2002 AT 3:33:00
Collected By: SUTTON Sample Type: POT_DW
Comment: QI 361 BROKEN IN TRANSIT PWSNo.: Source Code: 000
Typo Descriptor:
Sample chilled on arrival?: YES
Report
Sample No. AE04382
Method Test Description Results Units MDL Analyzed on Validator
524.2 Vinyl chloride <MDL ug/L 0.5 3/2/2002 SV
Four analytes in the QC sample had a high recovery. They are as follows:
2-butanone - 154%; 1,2,4-trichlorobenzene -140%; naphthalene - 240%;
1,2,3 - trichlorobenzene - 140%.
GCMS Scan For Unknowns
Other unknown compounds ug/L 4/2/2002 DLV
The GCMS scan, from 35 to 550 amu, does not reveal the presence of unusual compounds. The recoveries for 12
of the 43 compounds in the LCS Standard were high. New limits will be calculated.
Approved Pam Dilsizian QA Officer Date Approved: 4/4/2002
Environmental Laboratories emailed Original 4/4/2002
NYS ELAP # 10108 Page 6 of 5
NYC-WTC_000074328
OCR can misread numbers and units. Confirm readings against the page image before using them.