31IS
Mason District Hospital Heliport
IFR
US-3333
Chicago Police Marine Heliport
41° 53′ 14″ N 87° 36′ 35″ W
/
584 ft
(178 m MSL)
navigation
50°
37° 54′ 30″ N 90° 32′ 0″ W
/
850 ft
(259 m MSL)
navigation
188°
41° 30′ 41″ N 87° 15′ 38″ W
/
634 ft
(193 m MSL)
navigation
61°
41° 55′ 32″ N 87° 38′ 47″ W
/
720 ft
(219 m MSL)
navigation
49°
40° 25′ 11″ N 86° 52′ 0″ W
/
680 ft
(207 m MSL)
navigation
88°
42° 43′ 13″ N 90° 27′ 28″ W
/
1.003 ft
(306 m MSL)
navigation
352°
navigation
107°
42° 37′ 13″ N 89° 2′ 29″ W
/
808 ft
(246 m MSL)
navigation
18°
navigation
29°
navigation
27°
42° 5′ 35″ N 87° 51′ 9″ W
/
675 ft
(206 m MSL)
navigation
43°
37° 55′ 45″ N 90° 43′ 53″ W
/
959 ft
(292 m MSL)
navigation
192°
42° 29′ 25″ N 91° 29′ 52″ W
/
987 ft
(301 m MSL)
navigation
333°
navigation
254°
42° 37′ 11″ N 89° 1′ 40″ W
/
808 ft
(246 m MSL)
navigation
18°
navigation
86°
38° 56′ 48″ N 92° 40′ 57″ W
/
715 ft
(218 m MSL)
navigation
235°
38° 45′ 51″ N 87° 36′ 19″ W
/
430 ft
(131 m MSL)
navigation
130°
navigation
91°
37° 52′ 7″ N 89° 51′ 43″ W
/
372 ft
(113 m MSL)
navigation
176°
navigation
31°
navigation
295°
navigation
86°