Barndoor Island Seaplane Base runways

Barndoor Island Seaplane Base (72NH) in Alton, NH has 1 runway, the longest 11W/29W at 4,086 ft (water). Dimensions, headings, lighting, and instrument approaches for each below.

All of Barndoor Island Seaplane Base — runways, frequencies, charts and live weather

Runway 11W/29W

4,086 ft × 500 ft · Water
11W
Heading
n/a
Threshold elev
504 ft
Markings
none
Traffic pattern
Left
29W
Heading
n/a
Threshold elev
504 ft
Markings
none
Traffic pattern
Left

Headings shown are true (magnetic variation unavailable).

Frequently asked

What is the longest runway at 72NH?

Barndoor Island Seaplane Base has 1 runway; the longest is runway 11W/29W at 4,086 ft.

What surface are 72NH's runways?

Barndoor Island Seaplane Base's runway is water.

More about 72NH

Runway data from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources.