31D Inter County Airport
Irwin, PA · 4 miles W of IRWIN, PA
Public
Non-towered
Privately-owned
Location & operations
- Elevation
- 1250.0 ft
- Coordinates
- 40-20-00.2490N 079-46-45.1640W
- Lat / Long
- 40.3334025, -79.7792122
- Mag. variation
- 08W (1985)
- Time zone
- UTC -4 (UTC -5 during Standard Time)
- Activated
- 11/1948
- ARTCC
- CLEVELAND CENTER
- FSS
- ALTOONA FLIGHT SERVICE STATION
- NOTAMs facility
- AOO (NOTAM-D service available)
- Attendance
- IREG
- Wind indicator
- yes
- Segmented circle
- no
Airport location no published diagram
Range from 31D
Runways
Longest 1800 ft
- Dimensions
- 1800 x 120 ft. / 549 x 37 m RY E/W WIDTH VARIES 120-275 FT.
- Surface
- turf, in fair condition
- Traffic pattern
- left
- Markings
- NSTD, in good condition
- Obstructions
- 73 ft. trees, 299 ft. from runway, 139 ft. right of centerline, 4:1 slope to clear CTLNG OBSTN EXCEEDS A 45 DEG SLP.
Communications
- Control Tower
- no
- Ctaf
- 122.9
Services
- Parking
- tiedowns
Airport data aggregated from public FAA/AirNav sources for reference only — always consult official charts and NOTAMs for flight planning.