Directory · New Hampshire

Alton Bay Seaplane Base

B18

Lake Winnipesaukee base famous for its winter ice runway, the only FAA-approved ice runway in the lower 48.

LocationAlton Bay, New Hampshire
CountryUnited States
Coordinates43.4836, -71.2292
Accesspublic
FuelNone on site

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 They may be inaccurate or outdated.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 dawn08:30 AM
Sunrise09:06 AM
Sunset12:31 AM
Civil dusk01:06 AM
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Frequently Asked Questions

Does Alton Bay Seaplane Base have fuel?

No. Alton Bay Seaplane Base does not have fuel on site. Plan to fuel at a nearby base before arrival.

What is the identifier for Alton Bay Seaplane Base?

The FAA identifier for Alton Bay Seaplane Base is B18. It is located in Alton Bay, New Hampshire.

Is Alton Bay Seaplane Base open to the public?

Yes. Alton Bay Seaplane Base is a public-use seaplane base.

Where is Alton Bay Seaplane Base located?

Alton Bay Seaplane Base (B18) is located in Alton Bay, New Hampshire, United States, at coordinates 43.4836°N, 71.2292°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.