Parameters (mg/L)	May-10
	Range
Station 4
TRC and Potential CBPs
Total residual Chlorine (TRC)	<5
Bromoform	0.4~0.6
Bromodichloromethane	<0.1
Chloroform	<0.1
Dibromochloromethane	<0.2
Bromoacetic acid	<2
Chloroacetic acid	<2
Dibromoacetic acid	<2
Dichloroacetic acid	<2
Trichloroacetic acid	<2
Contaminants of Concern (COCs)
Methylene chloride	<20
Carbon tetrachloride	<0.5
Chlorobenzene	<0.5
1,1-dichloroethane	<0.5
1,2-dichloroethane	<0.5
1,1-dichloroethylene	<0.5
1,2-dichloropropane	<0.5
Tetrachloroethylene	<0.5
1,1,1-trichloroethane	<0.5
1,1,2-trichloroethane	<0.5
Trichloroethylene	<0.5
2-chlorophenol	<0.5
2,4-dichlorophenol	<0.5
p-chloro-m-cresol	<0.5
Pentachlorophenol	<0.5
2,4,6-trichlorophenol	<0.5
Bis(2-chloroethoxy) methane	<0.5
1,4-dichlorobenzene	<0.5
Hexachlorobenzene	<0.01
Hexachlorocyclopentadiene	<2.5
Hexachloroethane	<0.5
1,2,4-trichlorobenzene	<0.5
Alpha-BHC	<0.01
Beta-BHC	<0.01
Gamma-BHC	<0.01