81LL

Otterbach Farm Airport

Otterbach Farm Airport (81LL) is a general-aviation airfield serving Mendota, Illinois. The field lies at 840 ft (256 m) above sea level and has a single runway of 1,600 ft (488 m), grass. Its nearest neighbour is 7th Heaven Airport (35IL), 3 nm SSW.

Movements are not attributed to this field. The nearest Alārium counts traffic for is Chicago Rockford International Airport (RFD), 38 nm N.

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Location

Elevation: 840 ft (256 m)
Coordinates: 41.5723, -89.1714
Serving: Mendota
Region: Illinois
Time zone: America/Chicago

Runways1 · longest 1,600 ft

Length and width to scale · north up

Orientation and relative length from the designator: runway NW is aligned by compass point only. No published thresholds here, so strips sit about the field centre. Not a chart to navigate by.

Runway	Length	Width	Surface	Lighting
NW/SE	1,600 ft488 m	70 ft	Grass	—

Nearby airfields

Nearest paved 3,000 ft: VYSIllinois Valley Regional Airport Walter A Duncan Field · 13 nm S
Airfields within 25 nm: 40

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