Treatment Methods Used in Concord's Drinking Water

• Sodium Hypochlorite
  
  • Provides disinfection against germs and bacteria
• Potassium Hydroxide
  
  • Provides pH adjustment. Works as a corrosion inhibitor. Protects distribution system and customer's home plumbing system from corrosion.
• Zinc Polyphosphate
  
  • Works as a sequestering agent to suspend iron and manganese particles. Also a corrosion inhibitor to stabilize metal surfaces of iron and copper pipelines.
• Sodium Fluoride
  
  • Reduces rate of tooth decay, especially in children
• Ozone Gas
  
  • Provides disinfection of surface water against viruses and bacteria. this strong oxidant is effective in removing organic material that causes taste and odor.
• LayneOx (TM) Pressure Filtration
  
  • Utilizes sodium hypochlorite to pre-oxidize iron and manganese and then remove it through filtration and adsorption.
• Ultraviolet Light (UV)
  
  • UV is an effective primary disinfectant which inactivates viruses and eradicates bacteria without the use of chemicals.