87B
Portage Lake Municipal Seaplane Base
IFR
45° 12′ 2″ N 67° 33′ 51″ E
/
266 ft
(81 m MSL)
navigation
158°
navigation
123°
navigation
264°
navigation
359°
navigation
338°
47° 59′ 39″ N 66° 39′ 55″ E
/
76 ft
(23 m MSL)
navigation
45°
navigation
191°
navigation
197°
navigation
28°
navigation
255°
navigation
131°
navigation
151°
navigation
247°
45° 10′ 37″ N 67° 16′ 4″ E
/
153 ft
(47 m MSL)
navigation
152°
navigation
95°
navigation
268°
navigation
189°
44° 57′ 10″ N 68° 40′ 27″ E
/
126 ft
(38 m MSL)
navigation
184°
navigation
153°
navigation
266°
navigation
196°