CLS4
Porters Lake South Seaplane Base
VFR
42° 32′ 27″ N 71° 45′ 46″ W
/
450 ft
(137 m MSL)
navigation
247°
43° 10′ 32″ N 72° 3′ 50″ W
/
1.404 ft
(428 m MSL)
navigation
253°
42° 6′ 23″ N 71° 30′ 36″ W
/
269 ft
(82 m MSL)
navigation
243°
41° 34′ 3″ N 71° 7′ 9″ W
/
131 ft
(40 m MSL)
navigation
238°
41° 56′ 57″ N 71° 24′ 55″ W
/
314 ft
(96 m MSL)
navigation
242°
41° 34′ 44″ N 71° 8′ 30″ W
/
113 ft
(34 m MSL)
navigation
238°
navigation
277°
43° 40′ 36″ N 72° 16′ 13″ W
/
708 ft
(216 m MSL)
navigation
258°
navigation
277°
42° 34′ 47″ N 71° 49′ 43″ W
/
525 ft
(160 m MSL)
navigation
248°
navigation
255°
48° 25′ 32″ N 71° 2′ 51″ W
/
198 ft
(60 m MSL)
navigation
302°
42° 0′ 15″ N 71° 29′ 39″ W
/
202 ft
(62 m MSL)
navigation
243°
navigation
266°
42° 16′ 22″ N 71° 41′ 33″ W
/
545 ft
(166 m MSL)
navigation
245°
43° 37′ 33″ N 72° 18′ 15″ W
/
603 ft
(184 m MSL)
navigation
257°
navigation
247°
41° 49′ 31″ N 71° 24′ 36″ W
/
406 ft
(124 m MSL)
navigation
241°
42° 48′ 18″ N 72° 0′ 10″ W
/
1.040 ft
(317 m MSL)
navigation
250°
44° 6′ 40″ N 72° 26′ 38″ W
/
1.600 ft
(488 m MSL)
navigation
261°
42° 58′ 25″ N 72° 5′ 5″ W
/
1.400 ft
(427 m MSL)
navigation
252°
41° 48′ 36″ N 71° 24′ 34″ W
/
71 ft
(22 m MSL)
navigation
241°
41° 55′ 14″ N 71° 29′ 29″ W
/
441 ft
(134 m MSL)
navigation
242°