M2.5 earthquake 77 km SE of Chignik, Alaska
A magnitude 2.5 earthquake struck 77 km SE of Chignik, Alaska on Tue, Nov 20, 2018, 6:56 AM AKST (15:56 UTC), 31 km (19 mi) below the surface.
A larger quake followed: M3.6 80 km SE of Chignik, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.5 (ml), micro
- Local time
- UTC
- 2018-11-20 15:56:53 UTC
- Depth
- 31.0 km (19.3 mi), shallow
- Epicenter
- 55.809° N, 157.513° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 26
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 10 in the 30 days before it.
After
- 3.680 km SE of Chignik, Alaska · 2870 days ago · 10 km deep · 4 km away
- 2.569 km SE of Chignik, Alaska · 2870 days ago · 1 km deep · 8 km away
- 2.969 km SE of Chignik, Alaska · 2870 days ago · 35 km deep · 10 km away
- 2.696 km SSE of Perryville, Alaska · 2867 days ago · 36 km deep · 99 km away
- 2.897 km SE of Perryville, Alaska · 2864 days ago · 32 km deep · 83 km away
- 2.528 km SSE of Perryville, Alaska · 2863 days ago · 48 km deep · 91 km away
- 2.5120 km SE of Perryville, Alaska · 2862 days ago · 20 km deep · 72 km away
- 2.818 km ESE of Chignik, Alaska · 2862 days ago · 51 km deep · 61 km away
- 2.713 km SSE of Perryville, Alaska · 2857 days ago · 56 km deep · 99 km away
- 3.251 km SSE of Perryville, Alaska · 2852 days ago · 58 km deep · 82 km away
- 2.598 km E of Chignik, Alaska · 2843 days ago · 6 km deep · 61 km away
- 2.397 km ENE of Chignik, Alaska · 2842 days ago · 4 km deep · 99 km away
- 1.860 km SSE of Perryville, Alaska · 2841 days ago · 15 km deep · 82 km away
- 2.550 km E of Chignik, Alaska · 2838 days ago · 47 km deep · 54 km away
- 2.8108 km SE of Perryville, Alaska · 2836 days ago · 54 km deep · 52 km away
- 2.4Alaska Peninsula · 2836 days ago · 62 km deep · 76 km away
- 2.498 km ENE of Chignik, Alaska · 2835 days ago · 36 km deep · 89 km away
- 2.4146 km ESE of Chignik, Alaska · 2833 days ago · 43 km deep · 91 km away
- 3.022 km S of Chignik, Alaska · 2831 days ago · 64 km deep · 62 km away
- 2.884 km ENE of Chignik, Alaska · 2829 days ago · 83 km deep · 85 km away
- 2.4122 km SE of Perryville, Alaska · 2826 days ago · 22 km deep · 73 km away
- 3.5109 km SE of Perryville, Alaska · 2825 days ago · 37 km deep · 68 km away · felt by 1
- 2.3125 km SE of Perryville, Alaska · 2822 days ago · 14 km deep · 80 km away
- 2.2129 km E of Chignik, Alaska · 2822 days ago · 58 km deep · 82 km away
- 2.6Alaska Peninsula · 2818 days ago · 51 km deep · 37 km away
- 2.771 km SE of Perryville, Alaska · 2814 days ago · 29 km deep · 72 km away
Before
- 2.216 km S of Chignik, Alaska · 2876 days ago · 66 km deep · 69 km away
- 2.718 km S of Chignik Lake, Alaska · 2878 days ago · 77 km deep · 85 km away
- 3.2154 km ESE of Chignik, Alaska · 2880 days ago · 72 km deep · 90 km away
- 3.254 km SE of Chignik, Alaska · 2883 days ago · 47 km deep · 25 km away
- 2.416 km NE of Perryville, Alaska · 2884 days ago · 80 km deep · 96 km away
- 2.4115 km E of Chignik, Alaska · 2887 days ago · 77 km deep · 96 km away
- 2.937 km SE of Perryville, Alaska · 2888 days ago · 45 km deep · 80 km away
- 2.277 km ENE of Chignik, Alaska · 2889 days ago · 73 km deep · 93 km away
- 2.8129 km SE of Chignik, Alaska · 2889 days ago · 30 km deep · 52 km away
- 3.1103 km E of Chignik, Alaska · 2896 days ago · 54 km deep · 61 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event aacse018ew3e29i. Read Tue, Sep 29, 2026, 9:47 AM UTC.