70CO
Greystone Heliport
VFR
navigation
197°
navigation
152°
navigation
318°
navigation
199°
navigation
160°
navigation
136°
navigation
142°
navigation
137°
navigation
39°
navigation
38°
47° 18′ 42″ N 95° 58′ 26″ E
/
1’234 ft
(376 m MSL)
navigation
45°
48° 37′ 38″ N 112° 19′ 33″ E
/
3’872 ft
(1’180 m MSL)
navigation
328°
48° 36′ 31″ N 112° 22′ 41″ E
/
3’854 ft
(1’175 m MSL)
navigation
328°
US-2211
Nelda Mayfield Ranch Airport
30° 17′ 7″ N 100° 13′ 49″ E
/
2’301 ft
(701 m MSL)
navigation
157°
navigation
144°
navigation
136°
navigation
224°
29° 57′ 12″ N 101° 14′ 34″ E
/
1’820 ft
(555 m MSL)
navigation
161°
navigation
35°
navigation
138°