Water Quality/Well Testing/Well Disinfection - EH: Minnesota Department of Health

Water Quality/Well Testing/Well Disinfection

Well Testing Information

As a private well owner, you are responsible for regularly testing your well water. Minnesota Department of Health (MDH) recommends:

Go to Well Testing, Results, and Options for more information on how to test your well water and what to do with your test results.

Accredited Labs in Minnesota Accepting Samples from Private Well Owners (PDF): This map and table show MDH accredited laboratories in Minnesota that accept samples from private well owners and are certified to test for arsenic, coliform bacteria, lead, manganese, and/or nitrate. MDH reviews and updates this map each year.

Water Quality Information

Well Disinfection

Well Start-up Procedures


Of Interest


Well Management Section
651-201-4600 or 800-383-9808

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Updated Thursday, 25-Aug-2022 07:19:22 CDT