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Public Health » Environmental Health
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 meet all 4 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.
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.

Fix your flooded well:

   • 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:

   • For information on bacteria in your water click here:

   • For information on nitrate in your water click here:

   • General information on wells from the DNR

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