Chlorine is the primary disinfectant used across the United States for surface water and ground water systems. Chlorination is the addition of chlorine (CI₂) to water
to form hypochlorous acid (HOCI). Benefits of chlorination include strong oxidizing powers, taste and odor control, prevention of algae growth, removal of iron and
manganese, biofilm control, water main sterilization, and distribution system residual. Read more.
Chlorine Contact Tank: How It Works
