31D

Inter County Airport

Inter County Airport (31D) is a general-aviation airfield serving Irwin, Pennsylvania. The field lies at 1,250 ft (381 m) above sea level and has a single runway of 1,800 ft (549 m), grass. Its nearest neighbour is Allegheny County Airport (AGC), 7 nm WNW.

Movements are not attributed to this field; that neighbour is the nearest one Alārium counts traffic for.

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Location

Elevation: 1,250 ft (381 m)
Coordinates: 40.3312, -79.7802
Serving: Irwin
Region: Pennsylvania
Time zone: America/New_York

Runways1 · longest 1,800 ft

Length and width to scale · north up

Orientation and relative length from the designator: runway E 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
E/W	1,800 ft549 m	120 ft	Grass and dirtfair	—

Nearby airfields

Nearest paved 3,000 ft: AGCAllegheny County Airport · 7 nm WNW
Airfields within 25 nm: 24

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