About Winnebago Liquid Waste
Winnebago Liquid Waste has served Oshkosh since 1958 with septic and portable restroom service. Work includes pumping septic and mound systems and holding tanks, filter cleaning, line and drainfield cleaning, checking baffles and providing replacements, jetting, televised line inspection and bacteria treatment. It also services county maintenance programs, from reports to monthly pumping, and offers automatic service schedules. Portable restrooms are available to rent. Staff are experienced and the equipment is state of the art. Customers can submit a service request online. Rated 4.4 from 24 Google reviews, 20 of them five stars and 3 one star. Hours are posted and the phone line is (920) 235-7580. The office is at 5753 Green Valley Ct in Oshkosh, and the business has operated for more than six decades. Wheelchair accessible parking is available.
Services and details
Septic pumping
YesCamera and jetting
YesPortable toilets
Yes
No information yet on new system installs, drain field work, septic inspections, aerobic systems, risers and lids, grease traps, emergency service, licensed and insured, family owned. The website did not say; call and ask.
Contact
- (920) 235-7580
- 5753 Green Valley Ct, Oshkosh, WI 54904
- Website
- View on Google Maps
Listing compiled from public sources on 2026-11-10. Report a correction or request removal. Back to septic service companies in Oshkosh.