Directory · Washington

Lake Union Seaplane Base

W55

Downtown Seattle seaplane base on Lake Union, with scenic flight and San Juan Islands service.

LocationSeattle, Washington
CountryUnited States
Coordinates47.6344, -122.3392
Accesspublic
Fuel100LL

Base Intelligence

Reports are pilot observations shared for situational awareness only. They may be inaccurate or outdated. Always verify conditions independently and use your own judgment before any water operation. This is not official go/no-go guidance. Full disclaimer.

Daylight
Civil dawn11:33 AM
Sunrise12:14 PM
Sunset04:12 AM
Civil dusk04:53 AM
Live Webcam Nearby

Webcams provided by Windy. Cams are third-party and may be offline.

Fuel
100LL
100LL regional avg$7.40/gal

Regional reference price, not this dock's price.

Recent Conditions

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Frequently Asked Questions

Does Lake Union Seaplane Base have fuel?

Yes. Lake Union Seaplane Base offers 100LL on the water.

What is the identifier for Lake Union Seaplane Base?

The FAA identifier for Lake Union Seaplane Base is W55. It is located in Seattle, Washington.

Is Lake Union Seaplane Base open to the public?

Yes. Lake Union Seaplane Base is a public-use seaplane base.

Where is Lake Union Seaplane Base located?

Lake Union Seaplane Base (W55) is located in Seattle, Washington, United States, at coordinates 47.6344°N, 122.3392°W.

Data sourced from FAA 5010/NASR and Transport Canada Water Aerodrome Supplement. Weather data is informational only — verify against official charts and NOTAMs before any flight. Fuel prices and conditions are user observations that may be inaccurate or stale.