US-1291
Porcupine Ridge Airport
VFR
44° 3′ 39″ N 98° 31′ 51″ E
/
1’546 ft
(471 m MSL)
navigation
40°
43° 46′ 29″ N 98° 2′ 18″ E
/
1’304 ft
(397 m MSL)
navigation
43°
navigation
137°
43° 53′ 58″ N 98° 6′ 27″ E
/
1’305 ft
(398 m MSL)
navigation
42°
navigation
137°
navigation
137°
navigation
140°
navigation
137°
navigation
142°
navigation
139°
24° 41′ 5″ N 99° 24′ 4″ E
/
1’060 ft
(323 m MSL)
navigation
144°
navigation
41°
44° 23′ 6″ N 98° 13′ 42″ E
/
1’289 ft
(393 m MSL)
navigation
40°
navigation
141°
navigation
139°
navigation
140°
navigation
140°