Well Disinfection (Chlorination)

If your well water has tested positive for coliform bacteria, you may want to disinfect (chlorinate) your well. Please read carefully and follow the instructions!


  • One cup granular chlorine or 1 gallon regular unscented liquid bleach
  • Clean hose(s) that extend from outside spigot to well
  • Wrenches to remove well cap
  • 5-gallon bucket
  • Small cup
  • Water sample bottle(s)
  • Location of ON/OFF switch for well pump
  • Eye and skin protection

More Information

For more information, please contact:

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