Donald D. Coski Memorial Airport
U84 has 1 runway. The longest is 18/36 at 2,500 ft × 125 ft (turf).
FAA NASR data, cycle 2026-09-03
U84 field elevation is 4,860 ft MSL. The standard traffic pattern altitude at U84 is 5,860 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
CTAF 122.9 MHz — U84 is non-towered; self-announce position and intentions on CTAF.
Check U84 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, U84 is a non-towered airport. The CTAF frequency is 122.9 MHz.
U84 has 1 runway (18/36). The longest runway is 2,500 feet.
U84 uses the standard traffic pattern altitude of 1,000 feet AGL — about 5,860 feet MSL at a field elevation of 4,860 feet.
U84 (Donald D. Coski Memorial Airport) has a field elevation of 4,860 feet MSL.
U84 (Donald D. Coski Memorial Airport) is located in Donnelly, ID.