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Public Health » Safe Food, Water, Buildings and Air
Well Water

Oconto County Public Health (OCPH) offers free test kits to those who are eligible. The kits test for fluoride, total bacteria, nitrates, and metals.

To receive a free test kit, you must need all 5 requirements:
  1. Have a child 5 years of age or under or a pregnant woman residing in the home (not just visiting on the weekends, etc.)
  2. Live in Oconto County and have a well. This kit is not used for testing city water.
  3. Primary residence, not a vacation home/cottage or part time home.
  4. Home is not operating a business, such as a day care which requires a test to be completed.
  5. Live in a mobile home park that is not tested by the DNR or not maintained by a municipal water supply.
If you do not meet these requirements, call Oconto County UW-Extension at 920-834-6845 to buy a well water test kit.

Call OCPH at 920-834-7000 for more information on well water test kits.

   • If you have a private well and are wondering what tests you should run on your water, and/or how to test your water and other information click here:

   • For information on disinfecting your well click here:

   • Answers to questions about common water contaminants in drinking water, click here:

   • General information on wells from the DNR

   • Does your water taste, smell or look different? Click here for more information.