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Table. Water contaminants that
can be reduced to acceptable standards
by activated carbon filtration.
(Water Quality Association, 1989)
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Primary Drinking Water Standards
Contaminant *MCL, mg/L
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Inorganic Contaminants
Organic Arsenic Complexes 0.05
Organic Chromium Complexes 0.05
Mercury (Hg+2) Inorganic 0.05
Organic Mercury Complexes 0.002
Organic Contaminants
Benzene 0.005
Endrin 0.0002
Lindane 0.004
Methoxychlor 0.1
1,2-dichloroethane 0.005
1,1-dichloroethylene 0.007
1,1,1-trichloroethane 0.200
Total Trihalomethanes (TTHMs) 0.10
Toxaphene 0.005
Trichloroethylene 0.005
2,4-D 0.1
2,4,5-TP (Silvex) 0.01
Para-dichlorobenzene 0.075