Private Well Water Safety and Testing


Testing Your Well Water

  • Test your well water once a year for bacteria and nitrates and every 3 to 5 years for arsenic, fluoride, uranium, radon, lead, and manganese.
  • If you have never tested your well water, we recommend doing a comprehensive test. Other times to test your well include:
    • If you are expecting a baby
    • Your water changes in smell, taste, and color
    • Your well runs dry and comes back
    • When buying a new home
    • After installing a water treatment system or replacing parts of your treatment system
    • After any work is done on your well
  • Get our brochure to learn more about well water testing
  • Find a lab to test your well water
  • Find a lab certified to test water for Radon

Videos on Well Water Testing

Watch these videos to learn how to test your well water and how to understand your well water test results.


Common Well Water Contaminants and Problems

Fixing Well Water Problems

Other Useful Links