Winnebago Liquid Waste

Septic Tanks & SystemsSewer ContractorsSeptic Tank & System Cleaning

Waste hauler in Oshkosh, WI · 5 drivers · 8 trucks · USDOT 937981

Call (920) 235-7580 Website Directions

Company details

Legal name: Conger Trucking Corp
Address: 5753 Green Valley CT
Oshkosh, WI 54904
Phone: (920) 235-7580
Website: winnebagoliquidwaste.com
County: Winnebago County
Business type: Corporation
USDOT number: 937981 (active)
FMCSA registered: Since March 2001
Operation: Intrastate carrier · Authorized for Hire;exempt for Hire
Cargo on file: Other: Liquid Waste
Hazardous materials: No
Locations: 1 location · operates in WI
Data sources: FMCSA Motor Carrier Census (24 Aug 2026), Overture Maps (Aug 2026), company website (Sep 2026)
Last verified: 2026-10-15

Fleet and drivers

Drivers: 5 (all CDL holders)
Power units: 8 trucks
Driving radius: Local (all drivers within 100 miles) (0 interstate, 5 intrastate)
Annual mileage: 30,000 miles (2025 filing)
Fleet size band: 5–10 drivers
Last FMCSA filing: MCS-150 updated Dec 30, 2025

Figures come from the carrier's own FMCSA registration filings and are self-reported.

Business categories

Septic Tanks & Systems
Sewer Contractors
Septic Tank & System Cleaning

Map category: Septic services (Overture Maps).

Services mentioned on the company website

portable restroomwaste removalportable restrooms

Keywords read from winnebagoliquidwaste.com in Sep 2026. Confirm services and pricing with the company.

About this hauler

Winnebago Liquid Waste is a waste hauler based in Oshkosh, Wisconsin, in Winnebago County. It has been registered with the Federal Motor Carrier Safety Administration since 2001 (USDOT 937981) and files as an intrastate carrier hauling Liquid Waste. Its latest filing lists 5 drivers and 8 power units, with 30,000 miles driven in 2025. It is listed under septic tanks & systems, sewer contractors, septic tank & system cleaning, and its website mentions portable restroom, waste removal, portable restrooms. The nearest transfer station is GFL Omro Transfer Station, 4.8 miles away, and the nearest landfill is Winnebago County Snell Road Landfill in Oshkosh, 3.9 miles away.