NYC 9/11 Public Portal Document
-
Attachment 5
Volatile Organic Compounds (VOC) Non-Potable Water Results
World Trade Center Path Station Level B5 Collection Date: 9/30/01 . Units: µg/L (ppb)
Contaminant World Trade Center Path Station
Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Sample 6
cis-1,2-Dichloroethene 2.11 2.25 <1.0 <1.0 7.67 9.37
trans-1,2-Dichloroethene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
1,2-Dichloropropane <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
2,2-Dichloropropane <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
1,3-Dichloropropane <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
1,1-Dichloropropene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
Ethylbenzene 6.45 6.58 4.53 4.36 4.99 3.69
Freon 113 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
trans-1,3-Dichloropropene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
Hexachlorobutadiene <1.0 <1.0 <1.0 <1.0 <1.0 ≥1.0
cis-1,3-Dichloropropene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
Isopropylbenzene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
p-Isopropyltoluene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
Methylene chloride 21.5 21.1 31.1 31.9 7.95 6.87
Methy Isobutyl ketone (MIBK) 5.21 5.16 7.97 8.25 2.86 2.70
Methy ethyl ketone (MEK) 20.9 22.3 48.4 49.1 11.2 11.1
2-Hexanone <1.0 <1.0 <1.0 <1.0 45.2 <1.0
Methyl-tert-butyl ether 75.1 74.4 59.5 61.1 <1.0 45.4
Naphthalene 14.9 14.5 20.4 20.4 17.4 14.2
n-Propylbenzene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
Styrene 3.65 3.77 3.93 3.96 2.77 2.12
1,1,1,2-Tetrachloroethane <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
1,1,2,2-Tetrachloroethene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
Tetrachloroethene <1.0 <1.0 <1.0 <1.0 1.12 <1.0
Toluene 37.7 37.9 21.3 21.1 25.9 21.8
1,2,3-Trichlorobenzene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
1,2,4-Trichlorobenzene <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
1,1,1-Trichloroethane 3.03 2.94 1.94 1.76 1.02 <1.0
1,1,2-Trichloroethane <1.0 <1.0 <1.0 <1.0 <1.0 <1.0
49
NYC-WTC 000148492
OCR can misread numbers and units. Confirm readings against the page image before using them.