Morgan and Son Septic Service

Excavation ContractorsSeptic Tanks & SystemsSeptic Tank & System Cleaning

Waste hauler in Okanogan, WA · 4 drivers · 3 trucks · USDOT 4514340

Call (509) 422-3621 Directions

Company details

Legal name: Big Dumper LLC
Address: 19 Harris Rd
Okanogan, WA 98840
Mailing address: PO Box 129, Riverside, WA 98849
Phone: (509) 422-3621
County: Okanogan County
USDOT number: 4514340 (active)
FMCSA registered: Since January 2026
Operation: Intrastate carrier · Private property (hauls its own cargo)
Cargo on file: General freight; Other: Other
Hazardous materials: No
Locations: 1 location · operates in WA
Data sources: FMCSA Motor Carrier Census (24 Aug 2026)
Last verified: 2026-10-15

Fleet and drivers

Drivers: 4
Power units: 3 trucks
Driving radius: Regional / long haul (2 drivers beyond 100 miles) (0 interstate, 4 intrastate)
Fleet size band: 1–4 drivers
Last FMCSA filing: MCS-150 updated Jan 7, 2026

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

Business categories

Excavation Contractors
Septic Tanks & Systems
Septic Tank & System Cleaning

About this hauler

Morgan and Son Septic Service is a waste hauler based in Okanogan, Washington, in Okanogan County. It has been registered with the Federal Motor Carrier Safety Administration since 2026 (USDOT 4514340) and files as an intrastate carrier hauling general freight, Other. Its latest filing lists 4 drivers and 3 power units. It is listed under excavation contractors, septic tanks & systems, septic tank & system cleaning. The nearest transfer station is Bridgeport Bar Transfer Station, 17.2 miles away, and the nearest landfill is Okanogan Central Landfill in Okanogan, 6.5 miles away.