Water service in Jefferson County may be provided by the county water authority, individual municipal water departments, or rural water districts, depending on where a property is located. There are 5 Water Departments locations in Jefferson County, Wisconsin.

Property owners in Jefferson County who are connecting a new building to public water or requesting a new meter installation should contact the applicable water department well in advance, as permit review, inspection scheduling, and tap fee collection may take several weeks before service can begin.

List of Jefferson County, Wisconsin Water Departments

Fort Atkinson Water Billing

View Details Call Now (920) 563-7760

Fort Atkinson Water Billing

Address
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Hours

Jefferson Water Department

View Details Call Now (920) 674-7711

Jefferson Water Department

Address
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Hours

Fort Atkinson Water Department

View Details Call Now (920) 563-7775

Fort Atkinson Water Department

Address
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Hours

Lake Mills Water Department

View Details Call Now (920) 648-4026

Lake Mills Water Department

Address
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Hours

Watertown Water Department

View Details Call Now (920) 262-4075

Watertown Water Department

Address
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Hours

Residents of Jefferson County who rely on private wells rather than a public water system should contact the county health department for information about voluntary testing programs. The county water department can advise on whether extending public water service to a private-well property is feasible in your area.

You may also find Water Departments locations in neighboring counties including Waukesha, Jefferson, Walworth.