Alaska earthquakes

M-0.3 earthquake 82 km NNW of Karluk, Alaska

A magnitude -0.3 earthquake struck 82 km NNW of Karluk, Alaska on Fri, Sep 18, 2026, 9:37 AM AKDT (17:37 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M1.7 87 km SSE of Kokhanok, Alaska. This one was a foreshock.

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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
-0.3 (ml), micro
Local time
UTC
2026-09-18 17:37:34 UTC
Depth
2.8 km (1.7 mi), shallow
Epicenter
58.252° N, 155.014° 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. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.5 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
200°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 since this one and 91 in the 30 days before it.

After

  1. 1.787 km SSE of Kokhanok, Alaska · 4 days ago · 107 km deep · 63 km away
  2. 2.347 km WSW of Karluk, Alaska · 3 days ago · 56 km deep · 98 km away
  3. 2.121 km NNW of Karluk, Alaska · 3 days ago · 64 km deep · 62 km away
  4. 1.527 km NNE of Karluk, Alaska · 3 days ago · 55 km deep · 66 km away
  5. 1.715 km W of Karluk, Alaska · 3 days ago · 76 km deep · 81 km away
  6. 2.690 km N of Karluk, Alaska · 3 days ago · 5 km deep · 34 km away
  7. 1.676 km WNW of Karluk, Alaska · 2 days ago · 17 km deep · 59 km away
  8. 2.076 km WNW of Karluk, Alaska · 2 days ago · 10 km deep · 58 km away
  9. 1.776 km WNW of Karluk, Alaska · 41 hr ago · 10 km deep · 59 km away
  10. 2.077 km W of Karluk, Alaska · 41 hr ago · 5 km deep · 79 km away
  11. 2.468 km N of Larsen Bay, Alaska · 40 hr ago · 60 km deep · 57 km away
  12. 2.272 km NNW of Aleneva, Alaska · 38 hr ago · 80 km deep · 99 km away
  13. 2.268 km S of Kokhanok, Alaska · 34 hr ago · 126 km deep · 66 km away
  14. 1.991 km NW of Aleneva, Alaska · 34 hr ago · 5 km deep · 82 km away
  15. 1.894 km E of King Salmon, Alaska · 22 hr ago · 140 km deep · 37 km away
  16. 1.787 km NNW of Aleneva, Alaska · 21 hr ago · 7 km deep · 93 km away

Before

  1. 2.637 km WSW of Aleneva, Alaska · 4 days ago · 51 km deep · 95 km away
  2. 1.889 km S of Kokhanok, Alaska · 4 days ago · 135 km deep · 43 km away
  3. 1.718 km WSW of Karluk, Alaska · 6 days ago · 22 km deep · 83 km away
  4. 1.921 km SW of Karluk, Alaska · 6 days ago · 53 km deep · 96 km away
  5. 1.758 km W of Karluk, Alaska · 6 days ago · 26 km deep · 73 km away
  6. 1.990 km NW of Aleneva, Alaska · 7 days ago · 93 km deep · 72 km away
  7. 1.664 km SE of King Salmon, Alaska · 8 days ago · 147 km deep · 47 km away
  8. 1.961 km WNW of Karluk, Alaska · 9 days ago · 79 km deep · 57 km away
  9. 1.592 km WNW of Karluk, Alaska · 9 days ago · 8 km deep · 61 km away
  10. 1.79 km NNW of Karluk, Alaska · 9 days ago · 56 km deep · 74 km away
  11. 1.589 km ENE of Ugashik, Alaska · 11 days ago · 3 km deep · 83 km away
  12. 1.861 km SSE of Kokhanok, Alaska · 11 days ago · 117 km deep · 78 km away
  13. 1.834 km NE of Larsen Bay, Alaska · 11 days ago · 48 km deep · 95 km away
  14. 1.787 km NNW of Karluk, Alaska · 11 days ago · 103 km deep · 17 km away
  15. 1.785 km WNW of Aleneva, Alaska · 11 days ago · 95 km deep · 49 km away
  16. 1.920 km NNE of Karluk, Alaska · 12 days ago · 52 km deep · 69 km away
  17. 1.788 km W of Karluk, Alaska · 12 days ago · 1 km deep · 83 km away
  18. 2.281 km ESE of Egegik, Alaska · 12 days ago · 128 km deep · 79 km away
  19. 1.988 km W of Karluk, Alaska · 12 days ago · 7 km deep · 82 km away
  20. 2.088 km ENE of Ugashik, Alaska · 12 days ago · 2 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av94437921. Read Tue, Sep 22, 2026, 4:08 PM UTC.