21MU
The Peninsula Airport
The Peninsula Airport (21MU) is a general-aviation airfield serving Shell Knob, Missouri. The field lies at 1,015 ft (309 m) above sea level and has a single runway of 2,800 ft (853 m), grass. Its nearest neighbour is Kimberling Airport (MO64), 4 nm NE.
The Peninsula 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.
Location
- Elevation
- 1,015 ft (309 m)
- Coordinates
- 36.5649, -93.5096
- Serving
- Shell Knob
- Region
- Missouri
- Time zone
- America/Chicago
Runways1 · longest 2,800 ft
The diagram is drawn from published threshold coordinates, so each runway sits where it actually sits — true bearings, true separations, true lengths. Runway widths are exaggerated against length, which at true proportion would draw a hairline. It is a diagram, not a chart to navigate by.
| Runway | Length | Width | Surface | Lighting |
|---|---|---|---|---|
| 18/36 | 2,800 ft853 m | 60 ft | Grass | — |
Nearby airfields
Runway and field data from the OurAirports public-domain dataset. Positions are ADS-B, which covers most but not all aircraft.