Alaska earthquakes

M2.5 earthquake 209 km S of False Pass, Alaska

A magnitude 2.5 earthquake struck 209 km S of False Pass, Alaska on Sat, Sep 22, 2018, 9:57 AM AKDT (17:57 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M3.9 157 km ESE of Akutan, Alaska. This one was a foreshock.

Akutan 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
2.5 (ml), micro
Local time
UTC
2018-09-22 17:57:26 UTC
Depth
20.0 km (12.4 mi), shallow
Epicenter
52.983° N, 163.148° 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
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.6156 km S of False Pass, Alaska · 2923 days ago · 10 km deep · 57 km away
  2. 2.7179 km S of False Pass, Alaska · 2912 days ago · 10 km deep · 30 km away
  3. 2.8221 km SSE of False Pass, Alaska · 2905 days ago · 7 km deep · 74 km away
  4. 2.7166 km S of King Cove, Alaska · 2904 days ago · 10 km deep · 98 km away
  5. 3.0195 km S of King Cove, Alaska · 2904 days ago · 42 km deep · 92 km away
  6. 2.2141 km SE of Akutan, Alaska · 2902 days ago · 17 km deep · 77 km away
  7. 2.5238 km SSE of False Pass, Alaska · 2876 days ago · 39 km deep · 82 km away
  8. 2.4192 km SE of Akutan, Alaska · 2876 days ago · 32 km deep · 39 km away
  9. 2.3112 km S of False Pass, Alaska · 2875 days ago · 26 km deep · 96 km away
  10. 2.2134 km SE of Akutan, Alaska · 2875 days ago · 32 km deep · 95 km away
  11. 2.3139 km S of False Pass, Alaska · 2873 days ago · 36 km deep · 71 km away
  12. 3.9157 km ESE of Akutan, Alaska · 2872 days ago · 25 km deep · 62 km away

Before

  1. 2.2123 km S of False Pass, Alaska · 2931 days ago · 26 km deep · 93 km away
  2. 2.5166 km S of False Pass, Alaska · 2933 days ago · 35 km deep · 47 km away
  3. 2.1121 km S of False Pass, Alaska · 2934 days ago · 24 km deep · 91 km away
  4. 2.2153 km ESE of Akutan, Alaska · 2936 days ago · 11 km deep · 65 km away
  5. 2.8223 km S of False Pass, Alaska · 2938 days ago · 2 km deep · 16 km away
  6. 1.7122 km S of False Pass, Alaska · 2942 days ago · 7 km deep · 92 km away
  7. 3.8183 km SE of Akutan, Alaska · 2944 days ago · 10 km deep · 57 km away
  8. 2.1183 km SSE of False Pass, Alaska · 2946 days ago · 25 km deep · 65 km away
  9. 2.5198 km SE of Akutan, Alaska · 2950 days ago · 10 km deep · 34 km away
  10. 2.4149 km S of False Pass, Alaska · 2955 days ago · 22 km deep · 60 km away
  11. 3.9160 km ESE of Akutan, Alaska · 2958 days ago · 10 km deep · 58 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018c6jvm0r. Read Wed, Sep 30, 2026, 10:34 AM UTC.