2023 Online Catalog - Flipbook - Page 496
17 Primary (Health-Related) Disinfectants/Disinfectant ByProducts
MCLG+ = Maximum Containment Level Goal established at the level at which no known or anticipated adverse effects on the health of
persons occur and which allows an adequate margin of safety; expressed per liter unless otherwise specified.
MCL+ = Maximum Containment Level established as close to the MCLG as feasible taking into consideration costs and treatment
techniques applicable at public water systems; expressed in milligrams per liter unless otherwise specified.
Primary (Health-Related) Disinfectants/Disinfectant By-Products
Contaminants
MCLG+
MCL+
Treatment Methods
Bromate
zero
0.010
Activated Carbon
Air Stripping
Bromodichloromethane
zero
see TTHMs
Activated Carbon
Air Stripping
Bromoform
zero
see TTHMs
Activated Carbon
Air Stripping
Chloramines
4 (total chlorine)
4 (total chlorine)
Activated Carbon
Chlorine
4 (as free chlorine)
4 (as free chlorine)
Activated Carbon
Chlorine Dioxide
0.3 (as CIO2)
0.8 (as CIO2)
Activated Carbon
Chorite
0.8
1.0
Activated Carbon
Chloroform
zero
see TTHMs
Activated Carbon
Air Stripping
Dibromochloromethane
0.06
see TTHMs
Activated Carbon
Air Stripping
Dichloroacetic Acid
zero
see HAA5
Activated Carbon
Haloacetic Acids (HAA5)
zero
0.06
(0.050) (P)*
Activated Carbon
Trichloroacetic Acid
0.3
see HAA5
Activated Carbon
Total Trihalomethanes
zero
0.080
Activated Carbon
Air Stripping
0.040 (P)*
Reverse Osmosis (20-90%)
Distillation (20-90%)
(TTHMs)
Bromodichloromethane
Ultrapurification for precursor removal prior to chlorination
Bromoform
Chloroform
Dichlorobromomethane
(P)* = Proposed Standard
MCLG+ = Maximum Containment Level Goal established at the level at which no known or anticipated adverse effects on the health of persons occur and which allows
an adequate margin of safety; expressed per liter unless otherwise specified.
MCL+ = Maximum Containment Level established as close to the MCLG as feasible taking into consideration costs and treatment
techniques applicable at public water systems; expressed in milligrams per liter unless otherwise specified.
Technical & Engineering
12
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