NA90
Circle Z Landing Strip
Circle Z Landing Strip (NA90) is a general-aviation airfield serving Underwood, North Dakota. The field lies at 2,000 ft (610 m) above sea level and has two crossing runways, the longest 1,900 ft (579 m), grass. Its nearest neighbour is Underwood Airport (ND44), 4 nm E.
Circle Z Landing Strip 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
- 2,000 ft (610 m)
- Coordinates
- 47.4667, -101.2230
- Serving
- Underwood
- Region
- North Dakota
- Time zone
- America/Chicago
Runways2 · longest 1,900 ft
The diagram shows each runway’s orientation and relative length, read from its designator — runway 13 points 130° 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.
| Runway | Length | Width | Surface | Lighting |
|---|---|---|---|---|
| 13/31 | 1,900 ft579 m | 50 ft | Grass | — |
| 08/26 | 1,000 ft305 m | 50 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.