Alaska earthquakes

M4.0 earthquake 78 km SSE of Chignik, Alaska

A magnitude 4.0 earthquake struck 78 km SSE of Chignik, Alaska on Fri, Jan 1, 2016, 1:36 PM AKST (22:36 UTC), 9 km (6 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.0 (mb, body-wave), light
Magnitude from
Alaska Earthquake Center
Local time
UTC
2016-01-01 22:36:50 UTC
Depth
9.4 km (5.8 mi), shallow
Epicenter
55.669° N, 157.833° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
4.0mb, body-waveAlaska Earthquake CenterPreferred · Preliminary
4.0mb, body-waveUSGS National Earthquake Information CenterReviewed · ±0.163 · 10 stations

Did you feel it?

No one has reported feeling this quake to the USGS.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
42

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 3.4136 km SE of Perryville, Alaska · 3927 days ago · 19 km deep · 64 km away
  2. 2.4111 km SSE of Perryville, Alaska · 3919 days ago · 35 km deep · 94 km away
  3. 2.168 km ENE of Chignik, Alaska · 3917 days ago · 47 km deep · 95 km away
  4. 2.56 km ESE of Chignik Lake, Alaska · 3911 days ago · 108 km deep · 81 km away
  5. 3.9103 km S of Perryville, Alaska · 3906 days ago · 71 km deep · 98 km away · felt by 1
  6. 2.69 km NNE of Perryville, Alaska · 3899 days ago · 63 km deep · 88 km away
  7. 2.287 km S of Perryville, Alaska · 3885 days ago · 5 km deep · 98 km away
  8. 2.433 km SSE of Perryville, Alaska · 3881 days ago · 35 km deep · 71 km away
  9. 2.273 km ESE of Perryville, Alaska · 3879 days ago · 51 km deep · 19 km away
  10. 2.822 km NNE of Chignik, Alaska · 3870 days ago · 83 km deep · 95 km away

Before

  1. 2.642 km S of Perryville, Alaska · 3935 days ago · 56 km deep · 84 km away
  2. 2.791 km E of Chignik, Alaska · 3935 days ago · 9 km deep · 95 km away
  3. 1.934 km SSE of Perryville, Alaska · 3939 days ago · 52 km deep · 72 km away
  4. 2.141 km SSE of Perryville, Alaska · 3940 days ago · 40 km deep · 65 km away
  5. 2.7135 km SE of Chignik, Alaska · 3943 days ago · 52 km deep · 65 km away
  6. 2.051 km SE of Chignik, Alaska · 3957 days ago · 45 km deep · 38 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01620upih (also filed as ak12382624, us10004bn0). Read Sun, Oct 4, 2026, 6:56 PM UTC.