Alaska earthquakes

M1.9 earthquake 110 km SSE of Akhiok, Alaska

A magnitude 1.9 earthquake struck 110 km SSE of Akhiok, Alaska on Sun, Jul 18, 2021, 9:07 PM AKDT (05:07 UTC), 31 km (19 mi) below the surface.

A larger quake followed: M4.7 142 km S of Akhiok, Alaska. This one was a foreshock.

Womens Bay 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
1.9 (ml), micro
Local time
UTC
2021-07-19 05:07:39 UTC
Depth
30.8 km (19.1 mi), shallow
Epicenter
56.106° N, 153.208° 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
15

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 3 in the 30 days before it.

After

  1. 2.5111 km SSE of Akhiok, Alaska · 1898 days ago · 33 km deep · 6 km away
  2. 2.4136 km S of Akhiok, Alaska · 1894 days ago · 20 km deep · 53 km away
  3. 3.1138 km S of Akhiok, Alaska · 1887 days ago · 10 km deep · 90 km away
  4. 4.7142 km S of Akhiok, Alaska · 1887 days ago · 12 km deep · 91 km away · tsunami flag
  5. 2.5Kodiak Island region, Alaska · 1886 days ago · 26 km deep · 10 km away
  6. 1.836 km S of Akhiok, Alaska · 1886 days ago · 8 km deep · 83 km away
  7. 2.7183 km SSE of Old Harbor, Alaska · 1879 days ago · 10 km deep · 100 km away
  8. 1.9Kodiak Island region, Alaska · 1872 days ago · 2 km deep · 97 km away
  9. 2.2178 km SSE of Old Harbor, Alaska · 1862 days ago · 27 km deep · 74 km away
  10. 3.0154 km S of Akhiok, Alaska · 1861 days ago · 27 km deep · 68 km away
  11. 2.290 km S of Akhiok, Alaska · 1855 days ago · 29 km deep · 76 km away
  12. 1.831 km E of Akhiok, Alaska · 1853 days ago · 31 km deep · 95 km away
  13. 1.659 km SE of Akhiok, Alaska · 1852 days ago · 2 km deep · 52 km away
  14. 3.3105 km SE of Akhiok, Alaska · 1850 days ago · 25 km deep · 24 km away
  15. 2.035 km SSE of Akhiok, Alaska · 1843 days ago · 26 km deep · 75 km away

Before

  1. 1.7112 km SSW of Akhiok, Alaska · 1904 days ago · 17 km deep · 99 km away
  2. 4.360 km S of Akhiok, Alaska · 1918 days ago · 20 km deep · 74 km away · tsunami flag
  3. 2.4100 km SSW of Akhiok, Alaska · 1922 days ago · 24 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02196ui5ve. Read Tue, Sep 29, 2026, 1:15 PM UTC.