US-4074
Ervin Ridge Airport
VFR
47° 8′ 49″ N 110° 13′ 48″ E
/
4’327 ft
(1’319 m MSL)
navigation
226°
navigation
271°
navigation
147°
navigation
56°
US-5603
Fort Benton Reservation Airport
47° 48′ 51″ N 110° 39′ 14″ E
/
2’638 ft
(804 m MSL)
navigation
269°
navigation
166°
navigation
17°
navigation
26°
47° 36′ 31″ N 110° 54′ 23″ E
/
3’340 ft
(1’018 m MSL)
navigation
259°
navigation
312°
navigation
318°
navigation
122°
navigation
319°
navigation
189°
navigation
290°
navigation
253°
navigation
162°
48° 30′ 38″ N 110° 59′ 27″ E
/
3’160 ft
(963 m MSL)
navigation
299°
navigation
16°
navigation
260°
46° 26′ 54″ N 109° 51′ 10″ E
/
4’311 ft
(1’314 m MSL)
navigation
198°