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Contact information
For information about requirements for your drinking water system, contact your department representative or the DNR public drinking water staff assigned to your county:
Public drinking water staff

Municipal waterworks operators

Process flow piping.

Process flow piping.

Municipal waterworks operators play a vital role in providing a safe and plentiful supply of drinking water to local water utility customers throughout Wisconsin. Water utility operators wear many different hats as they collect, treat and distribute water to users.

Maintaining, inspecting, sampling and repairing drinking water systems is critical to ensuring a safe and adequate supply of water. To verify that drinking water systems are operating effectively, the DNR performs sanitary surveys at each municipal water system every three years.

The following DNR resources are available to Wisconsin municipal waterworks operators:

Last revised: Thursday November 21 2019