Loon Lake Seaplane Base
Daylight today(Jul 22, 2026, local time)
About 15h 26m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Loon Lake Seaplane Base
Loon Lake Seaplane Base is a seaplane base in Grand Marais, United States. It sits at an elevation of 1,765 ft (538 m). It observes America/Chicago local time. The nearest airport is Grand Marais Cook County Airport (GRM), about 19.3 nm to the se.
Summary generated from this airport’s structured data — reference only.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(1)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| P204 | Special use | Prohibited | GND | 4000 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Nearby airports
Great-circle distance and true bearing from Loon Lake Seaplane Base.
Frequently asked questions
Where is Loon Lake Seaplane Base located?
Loon Lake Seaplane Base is seaplane base located in Grand Marais, United States, at an elevation of 1,765 ft (538 m).
What time zone is Loon Lake Seaplane Base in?
Loon Lake Seaplane Base is in the America/Chicago time zone (UTC-05:00).
What is the magnetic variation at Loon Lake Seaplane Base?
The magnetic variation (declination) at Loon Lake Seaplane Base is approximately 2.5° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Loon Lake Seaplane Base?
The nearest airport to Loon Lake Seaplane Base is Grand Marais Cook County Airport (GRM), about 19.3 nm to the se, followed by Ely Municipal Airport and Martin's Landing.
Is the information on this page suitable for flight planning?
No. Loon Lake Seaplane Base data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.