Alaska earthquakes

M1.5 earthquake 24 km S of Mud Bay, Alaska

A magnitude 1.5 earthquake struck 24 km S of Mud Bay, Alaska on Thu, Jan 28, 2021, 10:16 AM AKST (19:16 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.4 35 km SSW of Klukwan, Alaska. This one was a foreshock.

Haines forecastMore in Alaska

Map

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

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The earthquake

Magnitude
1.5 (ml), micro
Local time
UTC
2021-01-28 19:16:06 UTC
Depth
2.5 km (1.6 mi), shallow
Epicenter
58.937° N, 135.377° 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
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.931 km WSW of Covenant Life, Alaska · 2069 days ago · 4 km deep · 78 km away
  2. 1.650 km NNW of Elfin Cove, Alaska · 2067 days ago · 16 km deep · 90 km away
  3. 1.735 km SW of Covenant Life, Alaska · 2067 days ago · 8 km deep · 67 km away
  4. 1.629 km ESE of Mud Bay, Alaska · 2062 days ago · 5 km deep · 28 km away
  5. 1.925 km W of Mosquito Lake, Alaska · 2061 days ago · 11 km deep · 94 km away · felt by 1
  6. 2.037 km SSW of Covenant Life, Alaska · 2058 days ago · 8 km deep · 62 km away
  7. 1.637 km WSW of Covenant Life, Alaska · 2051 days ago · 2 km deep · 76 km away
  8. 1.667 km NW of Gustavus, Alaska · 2051 days ago · 13 km deep · 71 km away
  9. 2.472 km SSW of Covenant Life, Alaska · 2046 days ago · 5 km deep · 78 km away
  10. 1.630 km WSW of Covenant Life, Alaska · 2041 days ago · 7 km deep · 81 km away
  11. 3.435 km SSW of Klukwan, Alaska · 2038 days ago · 2 km deep · 41 km away · felt by 5
  12. 1.734 km SSW of Klukwan, Alaska · 2038 days ago · 7 km deep · 42 km away
  13. 1.6Southeastern Alaska · 2038 days ago · 7 km deep · 42 km away
  14. 2.56 km S of Mud Bay, Alaska · 2032 days ago · 8 km deep · 18 km away · felt by 21
  15. 1.555 km SW of Covenant Life, Alaska · 2019 days ago · 15 km deep · 73 km away

Before

  1. 1.610 km SSW of Lutak, Alaska · 2074 days ago · 12 km deep · 39 km away
  2. 1.710 km SSW of Lutak, Alaska · 2074 days ago · 11 km deep · 39 km away
  3. 1.821 km N of Mosquito Lake, Alaska · 2074 days ago · 3 km deep · 98 km away
  4. 1.842 km WSW of Covenant Life, Alaska · 2080 days ago · 5 km deep · 80 km away
  5. 1.919 km N of Mosquito Lake, Alaska · 2084 days ago · 10 km deep · 95 km away
  6. 1.748 km ESE of Skagway, Alaska · 2089 days ago · 7 km deep · 70 km away
  7. 2.253 km N of Juneau, Alaska · 2089 days ago · 1 km deep · 52 km away
  8. 1.710 km NNE of Mosquito Lake, Alaska · 2089 days ago · 2 km deep · 85 km away
  9. 1.665 km SSW of Covenant Life, Alaska · 2094 days ago · 8 km deep · 73 km away
  10. 1.661 km WSW of Covenant Life, Alaska · 2096 days ago · 4 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0211amge9t. Read Tue, Sep 29, 2026, 8:39 AM UTC.