Long Lake Seaplane Base
Daylight today(Jul 22, 2026, local time)
About 15h 19m 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 Long Lake Seaplane Base
Long Lake Seaplane Base is a privately owned, public use seaplane base on Long Lake in Aroostook County, Maine, United States. It is located at the Long Lake Sporting Club, three nautical miles (6 km) northeast of the central business district of Sinclair, Maine.
Summary from Wikipedia licensed under CC BY-SA.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (2)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 15 / 33 | 25,000 ft / 7,620 m | 4000 ft | Water | Unlit | Open |
| 07 / 25 | 15,800 ft / 4,816 m | 2640 ft | Water-e | Unlit | Open |
Nearby airports
Great-circle distance and true bearing from Long Lake Seaplane Base.
Frequently asked questions
Where is Long Lake Seaplane Base located?
Long Lake Seaplane Base is seaplane base located in Sinclair, United States, at an elevation of 581 ft (177 m).
How many runways does Long Lake Seaplane Base have?
Long Lake Seaplane Base has 2 runways, the longest being 25,000 ft / 7,620 m.
What time zone is Long Lake Seaplane Base in?
Long Lake Seaplane Base is in the America/New York time zone (UTC-04:00).
What is the magnetic variation at Long Lake Seaplane Base?
The magnetic variation (declination) at Long Lake Seaplane Base is approximately 15.9° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Long Lake Seaplane Base?
The nearest airport to Long Lake Seaplane Base is Northern Aroostook Regional Airport (WFK), about 6.5 nm to the nnw, followed by Sunrise Farms Airport and Bresett's Mountainside Airport.
Is the information on this page suitable for flight planning?
No. Long Lake Seaplane Base data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.