US-4093
Humboldt Intermediate Field
VFR
navigation
252°
40° 9′ 2″ N 122° 15′ 7″ E
/
352 ft
(107 m MSL)
navigation
269°
navigation
240°
navigation
226°
navigation
253°
US-5802
Harding Flying Services Airport
38° 24′ 18″ N 121° 36′ 47″ E
/
21 ft
(6 m MSL)
navigation
236°
navigation
229°
39° 30′ 59″ N 122° 13′ 4″ E
/
141 ft
(43 m MSL)
navigation
258°
navigation
238°
navigation
315°
40° 30′ 32″ N 122° 17′ 34″ E
/
505 ft
(154 m MSL)
navigation
276°
navigation
230°
navigation
210°
US-2410
Pacific Valley Aviation Airport
39° 4′ 31″ N 122° 4′ 56″ E
/
79 ft
(24 m MSL)
navigation
250°
navigation
324°
navigation
251°
38° 40′ 26″ N 121° 52′ 19″ E
/
125 ft
(38 m MSL)
navigation
242°
navigation
92°
navigation
254°
navigation
79°
40° 20′ 46″ N 122° 20′ 20″ E
/
530 ft
(162 m MSL)
navigation
273°