Wikideas1 (2017), CC0, via Wikimedia Commons
42° 59′ 17″ N 95° 39′ 52″ W
/
1.385 ft
(422 m MSL)
navigation
252°
44° 27′ 1″ N 95° 49′ 18″ W
/
1.183 ft
(361 m MSL)
navigation
278°
41° 23′ 12″ N 88° 15′ 56″ W
/
509 ft
(155 m MSL)
navigation
139°
navigation
142°
navigation
142°
42° 43′ 54″ N 95° 33′ 21″ W
/
1.227 ft
(374 m MSL)
navigation
248°
US-3333
Chicago Police Marine Heliport
41° 53′ 14″ N 87° 36′ 35″ W
/
584 ft
(178 m MSL)
navigation
127°
navigation
180°
navigation
219°
41° 50′ 53″ N 87° 38′ 54″ W
/
582 ft
(177 m MSL)
navigation
128°
46° 23′ 8″ N 94° 22′ 31″ W
/
1.236 ft
(377 m MSL)
navigation
317°
navigation
162°
40° 56′ 37″ N 89° 6′ 30″ W
/
705 ft
(215 m MSL)
navigation
152°
navigation
180°
41° 26′ 56″ N 88° 8′ 38″ W
/
575 ft
(175 m MSL)
navigation
137°
US-0325
Steam Boat Bay Seaplane Base
46° 23′ 50″ N 94° 22′ 13″ W
/
1.197 ft
(365 m MSL)
navigation
317°
navigation
152°
40° 45′ 45″ N 89° 37′ 0″ W
/
760 ft
(232 m MSL)
navigation
159°
US-6807
Hammer Restricted Landing Area
40° 58′ 27″ N 89° 0′ 10″ W
/
705 ft
(215 m MSL)
navigation
150°
navigation
129°
41° 3′ 7″ N 93° 41′ 22″ W
/
1.110 ft
(338 m MSL)
navigation
211°
40° 34′ 9″ N 90° 32′ 55″ W
/
660 ft
(201 m MSL)
navigation
171°
41° 32′ 44″ N 87° 58′ 55″ W
/
717 ft
(219 m MSL)
navigation
135°