Port of Ontonagon (USONG): Details, Transit Times & Shipping Routes
Port of Ontonagon (UN/LOCODE USONG) is a very small river (natural) harbor located in United States, on the Lake Superior. It sits at 46.8833° N, 89.3333° W. The port reports a channel depth of about 4.9 m, an anchorage depth near 6.4 m, cargo pier depths around 4.9 m. Shelter afforded is rated good. Cargo handling includes wharves facilities.
Port Specifications & Capabilities
Physical characteristics from the NGA World Port Index. Values of 0 in the source are shown as not reported.
Harbor Profile
- Harbor Type
- River (Natural)
- Harbor Size
- Very Small
- Shelter Afforded
- Good
- World Water Body
- Lake Superior; Great Lakes
- Region
- US Lake Superior
Services & Restrictions
Route Calculator & Transit Estimator
Great-circle distance — actual sea routes vary with canals, traffic lanes & weather.
nautical miles (direct)
@ 14 knots
B2B Freight Quote — Port of Ontonagon
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Nearby Ports & Connections
Nearest Ports to Ontonagon
Frequently Asked Questions about Port of Ontonagon
Where is Port of Ontonagon located?
Port of Ontonagon is a seaport located in United States, on the Lake Superior. Its coordinates are 46.8833° N, 89.3333° W.
What is the UN/LOCODE for Port of Ontonagon?
The UN/LOCODE for Port of Ontonagon is USONG — country code US, location code ONG.
How deep is Port of Ontonagon?
Per the NGA World Port Index, Port of Ontonagon has a channel depth of about 4.9 m, an anchorage depth of about 6.4 m, cargo pier depths of about 4.9 m.
Does Port of Ontonagon require a pilot?
Pilotage is not listed as compulsory at Port of Ontonagon.
What type of harbor is Port of Ontonagon?
Port of Ontonagon is classified as a river (natural) harbor, of very small size, offering good shelter.
What cargo facilities does Port of Ontonagon have?
Port of Ontonagon is recorded as offering wharves facilities.
About this data
Specifications for Port of Ontonagon are derived from the U.S. National Geospatial-Intelligence Agency (NGA) World Port Index (Pub 150, WPI #5380), a public-domain U.S. Government dataset. View the relevant Sailing Directions →