Port of Grand Marais (USGRM): Details, Transit Times & Shipping Routes
Port of Grand Marais (UN/LOCODE USGRM) is a very small coastal (natural) harbor located in United States, on the Lake Superior. It sits at 47.7500° N, 90.3333° W. The port reports a channel depth of about 3.4 m, an anchorage depth near 4.9 m, cargo pier depths around 1.8 m. Shelter afforded is rated excellent. 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
- Coastal (Natural)
- Harbor Size
- Very Small
- Shelter Afforded
- Excellent
- 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 Grand Marais
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Nearby Ports & Connections
Nearest Ports to Grand Marais
Distances to Major World Ports
Frequently Asked Questions about Port of Grand Marais
Where is Port of Grand Marais located?
Port of Grand Marais is a seaport located in United States, on the Lake Superior. Its coordinates are 47.7500° N, 90.3333° W.
What is the UN/LOCODE for Port of Grand Marais?
The UN/LOCODE for Port of Grand Marais is USGRM — country code US, location code GRM.
How deep is Port of Grand Marais?
Per the NGA World Port Index, Port of Grand Marais has a channel depth of about 3.4 m, an anchorage depth of about 4.9 m, cargo pier depths of about 1.8 m.
Does Port of Grand Marais require a pilot?
Yes — pilotage is compulsory at Port of Grand Marais.
What type of harbor is Port of Grand Marais?
Port of Grand Marais is classified as a coastal (natural) harbor, of very small size, offering excellent shelter.
What cargo facilities does Port of Grand Marais have?
Port of Grand Marais is recorded as offering wharves facilities.
About this data
Specifications for Port of Grand Marais are derived from the U.S. National Geospatial-Intelligence Agency (NGA) World Port Index (Pub 150, WPI #5480), a public-domain U.S. Government dataset. View the relevant Sailing Directions →