7 verified septic companies across 4 cities in Dunn County. Compare ratings, services, and request free quotes from local providers.
Dunn County, Wisconsin is home to a mix of small cities, rural townships, and agricultural land that stretches across the Red Cedar River valley, and maintaining a properly functioning septic system is a practical necessity for much of the county's population. This directory lists 7 verified septic service companies operating across 4 cities and towns in the county, including Menomonie, Colfax, and Knapp. Because a significant portion of Dunn County lies outside municipal sewer service areas, private onsite wastewater systems are common on everything from farmsteads to newer residential lots. The county's clay-heavy soils in certain areas can affect drain field performance and influence which type of system is appropriate for a given property. Whether you need routine pumping, a system inspection before a real estate transaction, or a full installation, the providers listed here serve Dunn County residents and can help you navigate local requirements.
Knapp, WI
⭐ 4.5 (30 reviews)
Mittlestadt Plumbing & Wells LLC offers comprehensive plumbing and well services, including septic system installation and real estate well and septic inspections. They are dedicated to providing reliable solutions for various water and waste management needs. With a commitment to customer service, Mittlestadt Plumbing & Wells LLC ensures that all installations and inspections are handled with professionalism and expertise. Their services are available 24/7, seven days a week, providing peace of mind for urgent plumbing and well-related issues. They also handle well pumps, pressure tanks, water lines, new well installations, and the abandonment of old wells. Additionally, they address water heater concerns, plugged drains, and frozen lines, making them a versatile choice for property owners.
Menomonie, WI
⭐ 5.0 (1 reviews)
Menomonie, WI
⭐ 4.9 (34 reviews)
T.L. Sinz Plumbing, Inc. is a licensed, bonded, and fully insured plumbing and septic service company serving residential and commercial clients across northwest Wisconsin from two locations in Menomonie and Rice Lake. Established in 1995, the company has built a strong reputation for professional, affordable, and personalized service over nearly three decades. Their team includes licensed Master Plumbers, Journeyman Plumbers, an Engineer of Design, Pump Installers, POWTS Maintainers, and Certified Septage Service Operators. T.L. Sinz Plumbing offers a comprehensive range of services including septic pumping, full-service plumbing repair, new construction plumbing, commercial plumbing, and remodeling. The Menomonie office can be reached at 715-235-2644, and the Rice Lake office at 715-736-1994. Both locations operate Monday through Friday from 7:30 a.m. to 4:30 p.m. With a skilled and certified staff committed to quality workmanship, T.L. Sinz Plumbing, Inc. is a trusted choice for septic and plumbing needs throughout the region.
Menomonie, WI
⭐ 4.5 (15 reviews)
Elk Mound, WI
⭐ 3.8 (8 reviews)
Myers Septic Service, L.L.C. is a septic service provider located in Elk Mound, Wisconsin. The company serves the local community with septic system maintenance, repair, and related services. With a Google rating of 3.8 stars based on eight customer reviews, Myers Septic Service has established a presence in the Wisconsin septic service market. The business caters to residential and commercial clients in need of reliable septic tank solutions and professional expertise in the Elk Mound area.
Colfax, WI
⭐ 3.0 (2 reviews)
Menomonie, WI
Dunn County, Wisconsin features a diverse mix of older rural properties and more recently developed suburban lots, particularly around Menomonie, which serves as the county seat and is home to the University of Wisconsin-Stout. Many homes outside Menomonie's city limits rely on conventional gravity-fed septic systems, though pump-up and mound systems are also common where soil conditions or high seasonal water tables make standard drain fields impractical. Wisconsin's cold winters can stress septic components, particularly risers and distribution boxes near the surface, making fall inspections and pumping a practical choice before the ground freezes. Properties built before the 1980s may have older tank materials or system designs that warrant closer monitoring. Rural parcels with higher water usage, such as hobby farms or properties with livestock, may require more frequent service intervals than typical residential systems.
Septic system permits and inspections in Dunn County, Wisconsin are overseen by the Dunn County Zoning and Land Information Department, which administers private sewage system regulations in accordance with Wisconsin's statewide framework under Wisconsin Administrative Code Chapter SPS 383. Homeowners and contractors are generally required to obtain a permit before installing, replacing, or substantially modifying a septic system. Wisconsin also has a point-of-sale inspection requirement for many real estate transactions involving private onsite systems, meaning a licensed inspector must assess the system before a property changes hands. Routine maintenance such as pumping typically does not require a permit, but any work that alters the system's components or footprint usually does. Homeowners can research applicable rules through the county's zoning office or the Wisconsin Department of Safety and Professional Services. Always verify current requirements with your local health department.
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