K3W8
Eureka Municipal Airport
Eureka Municipal Airport (K3W8) is a general-aviation airfield serving Eureka, South Dakota. The field lies at 1,935 ft (590 m) above sea level and has two crossing runways, the longest 3,100 ft (945 m), asphalt and lit. Its nearest neighbour is Ashley Municipal Airport (ASY), 18 nm NE.
Eureka Municipal 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
- 1,935 ft (590 m)
- Coordinates
- 45.8005, -99.6440
- Serving
- Eureka
- Region
- South Dakota
- Time zone
- America/Chicago
Runways2 · longest 3,100 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 |
|---|---|---|---|---|
| 12/30 | 3,100 ft945 m | 60 ft | Asphalt | Lit |
| 07/25 | 1,821 ft555 m | 150 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.