4LL3
John L Coppernoll Airport
John L Coppernoll Airport (4LL3) is a general-aviation airfield serving Stockton, Illinois. The field lies at 930 ft (283 m) above sea level and has a single runway of 2,000 ft (610 m), grass. Its nearest neighbour is Stockton Airport (IS37), 1 nm NNW.
John L Coppernoll 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
- 930 ft (283 m)
- Coordinates
- 42.3083, -89.9835
- Serving
- Stockton
- Region
- Illinois
- Time zone
- America/Chicago
Runways1 · longest 2,000 ft
| Runway | Length | Width | Surface | Lighting |
|---|---|---|---|---|
| N/S | 2,000 ft610 m | 100 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.