1LL2

Spring Brook Airport

Spring Brook Airport (1LL2) is a general-aviation airfield serving Seneca, Illinois. The field lies at 500 ft (152 m) above sea level and has a single runway of 2,800 ft (853 m), asphalt and lit. Its nearest neighbour is Mitchell Restricted Landing Area Airport (67IL), 3 nm N.

Movements are not attributed to this field. The nearest Alārium counts traffic for is Greater Kankakee Airport (IKK), 38 nm ESE.

Open 1LL2 on the live map →

Location

Elevation
500 ft (152 m)
Coordinates
41.3006, -88.6333
Serving
Seneca
Region
Illinois
Time zone
America/Chicago

Runways1 · longest 2,800 ft

Length and width to scale · north up

Orientation and relative length from the designator: runway 18 points 180° magnetic. No published thresholds here, so strips sit about the field centre. Not a chart to navigate by.

RunwayLengthWidthSurfaceLighting
18/362,800 ft853 m70 ftAsphaltLit

Nearby airfields

Nearest paved 3,000 ft
K8N2Skydive Chicago Airport · 9 nm NW
Airfields within 25 nm
41

Field data: OurAirports, public domain. Positions: ADS-B, which does not carry every aircraft.