M2.4 earthquake 71 km SSE of Chignik, Alaska
A magnitude 2.4 earthquake struck 71 km SSE of Chignik, Alaska on Sun, May 16, 2021, 1:58 PM AKDT (21:58 UTC), 8 km (5 mi) below the surface.
Automatic solution: the magnitude and location may still be revised.
A larger quake followed: M3.8 123 km SE of Perryville, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.4 (ml), micro
- Local time
- UTC
- 2021-05-16 21:58:52 UTC
- Depth
- 8.1 km (5.0 mi), shallow
- Epicenter
- 55.740° N, 157.811° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Automatic solution, may be revised
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
An automatic solution; a seismologist may revise it.
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 8 in the 30 days before it.
After
- 2.7108 km SE of Perryville, Alaska · 1957 days ago · 33 km deep · 68 km away
- 3.5106 km SSE of Perryville, Alaska · 1950 days ago · 42 km deep · 89 km away
- 3.5113 km SE of Perryville, Alaska · 1947 days ago · 40 km deep · 62 km away
- 3.8123 km SE of Perryville, Alaska · 1940 days ago · 28 km deep · 82 km away
- 2.8107 km SE of Chignik, Alaska · 1937 days ago · 5 km deep · 49 km away
- 1.770 km ENE of Chignik, Alaska · 1932 days ago · 60 km deep · 92 km away
- 3.072 km S of Perryville, Alaska · 1928 days ago · 34 km deep · 88 km away
- 2.577 km SE of Chignik, Alaska · 1928 days ago · 20 km deep · 32 km away
- 3.715 km NW of Chignik Lake, Alaska · 1924 days ago · 9 km deep · 98 km away · felt by 1
- 3.6124 km SE of Perryville, Alaska · 1919 days ago · 34 km deep · 72 km away
- 1.815 km ESE of Chignik, Alaska · 1917 days ago · 83 km deep · 61 km away
- 2.5110 km E of Chignik, Alaska · 1915 days ago · 54 km deep · 94 km away
- 2.042 km ENE of Chignik, Alaska · 1911 days ago · 66 km deep · 80 km away
- 2.272 km SE of Perryville, Alaska · 1910 days ago · 4 km deep · 47 km away
- 3.3141 km SE of Perryville, Alaska · 1909 days ago · 1 km deep · 86 km away
- 2.8125 km SE of Perryville, Alaska · 1909 days ago · 35 km deep · 69 km away
- 2.172 km E of Chignik, Alaska · 1907 days ago · 55 km deep · 74 km away
- 2.4150 km SE of Perryville, Alaska · 1907 days ago · 20 km deep · 100 km away
- 2.8135 km SE of Chignik, Alaska · 1901 days ago · 28 km deep · 64 km away
Before
- 2.558 km ESE of Chignik, Alaska · 1963 days ago · 45 km deep · 38 km away
- 2.331 km E of Chignik, Alaska · 1965 days ago · 92 km deep · 64 km away
- 3.319 km ESE of Chignik, Alaska · 1967 days ago · 96 km deep · 58 km away
- 2.348 km SE of Chignik, Alaska · 1976 days ago · 36 km deep · 24 km away
- 2.7114 km E of Chignik, Alaska · 1987 days ago · 35 km deep · 91 km away
- 2.588 km SE of Perryville, Alaska · 1988 days ago · 26 km deep · 57 km away
- 2.788 km SE of Perryville, Alaska · 1988 days ago · 5 km deep · 56 km away
- 2.398 km SSE of Perryville, Alaska · 1990 days ago · 32 km deep · 74 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021699xy81. Read Sun, Sep 27, 2026, 6:54 PM UTC.