Ontonagon Marina
Ontonagon Marina is a public boat ramp in Ontonagon, MI on Ontonagon River. Ontonagon Marina is a public boat ramp on Ontonagon River located near Ontonagon, Michigan. Open to the public.
Ramp details
- Address: Ontonagon, MI
- GPS coordinates: 46.86904, -89.31952
- Water body: Ontonagon River
- Ramp type: concrete
- Launch fee: free to launch
- Amenities: Boat Launch, Public Access