Alaska earthquakes

M2.3 earthquake 216 km SSE of Unalaska, Alaska

A magnitude 2.3 earthquake struck 216 km SSE of Unalaska, Alaska on Wed, Sep 25, 2019, 8:51 PM AKDT (04:51 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M3.4 151 km ESE of Nikolski, 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
2.3 (ml), micro
Local time
UTC
2019-09-26 04:51:47 UTC
Depth
25.6 km (15.9 mi), shallow
Epicenter
51.983° N, 165.808° 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
16

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 23 in the 30 days before it.

After

  1. 3.4151 km ESE of Nikolski, Alaska · 2558 days ago · 10 km deep · 82 km away
  2. 2.3147 km ESE of Nikolski, Alaska · 2558 days ago · 26 km deep · 88 km away
  3. 2.0148 km ESE of Nikolski, Alaska · 2558 days ago · 8 km deep · 87 km away
  4. 2.9211 km SSE of Akutan, Alaska · 2557 days ago · 10 km deep · 96 km away
  5. 2.8151 km ESE of Nikolski, Alaska · 2555 days ago · 10 km deep · 82 km away
  6. 2.3151 km ESE of Nikolski, Alaska · 2553 days ago · 7 km deep · 83 km away
  7. 2.4147 km ESE of Nikolski, Alaska · 2546 days ago · 28 km deep · 86 km away
  8. 2.3136 km ESE of Nikolski, Alaska · 2533 days ago · 10 km deep · 100 km away
  9. 2.6185 km SSE of Unalaska, Alaska · 2525 days ago · 9 km deep · 38 km away
  10. 2.9196 km SSE of Unalaska, Alaska · 2519 days ago · 10 km deep · 43 km away
  11. 2.8159 km ESE of Nikolski, Alaska · 2514 days ago · 10 km deep · 75 km away
  12. 2.4172 km ESE of Nikolski, Alaska · 2514 days ago · 21 km deep · 61 km away

Before

  1. 2.9148 km ESE of Nikolski, Alaska · 2562 days ago · 10 km deep · 85 km away
  2. 2.7144 km ESE of Nikolski, Alaska · 2562 days ago · 10 km deep · 91 km away
  3. 2.6152 km ESE of Nikolski, Alaska · 2563 days ago · 23 km deep · 81 km away
  4. 3.2153 km ESE of Nikolski, Alaska · 2563 days ago · 10 km deep · 81 km away
  5. 2.7157 km S of Unalaska, Alaska · 2564 days ago · 24 km deep · 79 km away
  6. 2.2156 km ESE of Nikolski, Alaska · 2564 days ago · 35 km deep · 77 km away
  7. 2.0145 km ESE of Nikolski, Alaska · 2564 days ago · 56 km deep · 91 km away
  8. 2.7150 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 82 km away
  9. 2.9152 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 81 km away
  10. 2.9146 km ESE of Nikolski, Alaska · 2564 days ago · 22 km deep · 87 km away
  11. 3.1145 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 89 km away
  12. 2.0139 km ESE of Nikolski, Alaska · 2564 days ago · 5 km deep · 99 km away
  13. 4.1142 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 96 km away
  14. 2.7153 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 80 km away
  15. 2.4148 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 87 km away
  16. 3.1149 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 85 km away
  17. 4.0154 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 79 km away
  18. 3.5151 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 84 km away
  19. 5.3139 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 97 km away · felt by 1
  20. 3.3189 km SSE of Unalaska, Alaska · 2570 days ago · 10 km deep · 35 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019ccy94fc. Read Wed, Sep 30, 2026, 9:27 PM UTC.