Seaplane base

Gunflint Lodge Seaplane Base

Grand Marais, Minnesota, United States

IATA: None
ICAO: None
FAA: M56
GPS: KM56

Local time: --:--
Elevation: 471 m (1,545 ft)
Longest runway: 1,829 m (6,000 ft)
Runways: 1

Gunflint Lodge Seaplane Base is a seaplane base in Grand Marais, Minnesota, United States. It has no IATA or ICAO code; its identifier is KM56. Its longest runway is 1,829 m (6,000 ft).

Location

Type: Seaplane base
Serves: Grand Marais
Region: Minnesota
Country: United States
Coordinates: 48°05′07″N 90°45′02″W
48.08535, -90.75043 · Map
Elevation: 471 m (1,545 ft)
Time zone: America/Chicago

Runways

Runway	Length	Width	Surface	Lighted
8W/26W	1,829 m (6,000 ft)	30 m (100 ft)	WAT	No

Navigation Aids within 60 km 1

Ident	Name	Type	Frequency	Distance
CKC	Cook County	NDB	358 kHz	38 km

Data last refreshed 28 September 2026. Not for navigation. About the data.