Table 2

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Table 2. Volatile organic compounds analyzed for in surface-water and ground-water samples collected in South-Central Texas study area

[MRL, minimum reporting level; mg/L, micrograms per liter]

Volatile organic compound	MRL (µg/L)		Volatile organic compound	MRL (µg/L)		Volatile organic compound	MRL (µg/L)

1,1,1,2-Tetrachloroethane	0.2		1,4-Dichlorobenzene	0.2		Ethylbenzene	0.2
1,1,1-Trichloroethane	.2		2,2-Dichloropropane	.2		Hexachlorobutadiene	.2
1,1,2,2-Tetrachloroethane	.2		2-Chloroethyl vinyl ether	1.0		Isopropylbenzene	.2
1,1,2-Trichloroethane	.2		Acrolein	20.0		Methyl bromide	.2
1,1-Dichloroethane	.2		Acrylonitrile	20.0		Methyl chloride	.2
1,1-Dichloroethene	.2		Benzene	.2		Methylene chloride	.2
1,1-Dichloropropene	.2		Bromobenzene	.2		Methyl-tert-butyl ether	1.0
1,2,3-Trichlorobenzene	.2		Bromochloromethane	.2		n-Butylbenzene	.2
1,2,3-Trichloropropane	.2		Bromoform	.2		n-Propylbenzene	.2
1,2,4-Trichlorobenzene	.2		Bromodichloromethane	.2		Naphthalene	.2
1,2,4-Trimethylbenzene	.2		Carbon tetrachloride	.2		p-Isopropyltoluene	.2
1,2-Chlorotoluene	.2		Chlorobenzene	.2		sec-Butylbenzene	.2
1,2-Dibromoethane	.2		Chloroethane	.2		Styrene	.2
1,2-Dichlorobenzene	.2		Chloroform	.2		tert-Butylbenzene	.2
1,2-Dichloroethane	.2		cis-1,2-Dichloroethene	.2		Tetrachloroethene	.2
1,2-Dichloropropane	.2		cis-1,3-Dichloropropene	.2		Toluene	.2
trans-1,2-Dichloroethene	.2		Dibromochloromethane	.2		trans-1,3-Dichloropropene	.2
1,3,5-Trimethylbenzene	.2		Dibromochloropropane	.2		Trichloroethene	.2
1,3-Dichlorobenzene	.2		Dibromomethane	.2		Trichlorofluoromethane	.2
1,3-Dichloropropane	.2		Dichlorodifluoromethane	.2		Vinyl chloride	.2
1,4-Chlorotoluene	.2		Trichlorotrifluoroethane	.2		Xylene	.2

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U.S. Department of the Interior, U.S. Geological Survey Persistent URL: http://pubsdata.usgs.gov/pubs/wri/wri974028/table_2.htm Page Contact Information: USGS Publishing Network Last modified: Wednesday, September 21 2005, 02:52:19 PM