3ID9

West Mountain Airport

West Mountain Airport (3ID9) is a general-aviation airfield serving Cascade, Idaho. The field lies at 4,842 ft (1,476 m) above sea level and has a single runway of 2,400 ft (732 m), grass. Its nearest neighbour is Cascade Airport (ICS), 5 nm ESE.

West Mountain Airport is a smaller field, so Alārium does not attribute movements to it directly — but aircraft flying near it appear on the live map like any other, at their real altitude and on their real track.

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Location

Elevation
4,842 ft (1,476 m)
Coordinates
44.5342, -116.1124
Serving
Cascade
Region
Idaho
Time zone
America/Boise

Runways1 · longest 2,400 ft

Length and width to scale · north up

The diagram shows each runway’s orientation and relative length, read from its designator — runway 14 points 140° magnetic. Threshold coordinates are not published for this field, so strips are drawn about its centre rather than where they sit on the ground. It is a diagram, not a chart to navigate by.

RunwayLengthWidthSurfaceLighting
14/322,400 ft732 m45 ftGrass

Nearby airfields

Runway and field data from the OurAirports public-domain dataset. Positions are ADS-B, which covers most but not all aircraft.