Alaska earthquakes

M2.9 earthquake 23 km ENE of Nikolski, Alaska

A magnitude 2.9 earthquake struck 23 km ENE of Nikolski, Alaska on Fri, Feb 14, 2020, 7:13 PM AKST (04:13 UTC), 71 km (44 mi) below the surface.

A larger quake followed: M4.1 60 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
2.9 (ml), micro
Local time
UTC
2020-02-15 04:13:20 UTC
Depth
71.0 km (44.1 mi), intermediate-depth
Epicenter
53.015° N, 168.539° 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.

Location uncertainty
About 12.2 km horizontally, 7.8 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
198°, poorly surrounded by stations
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 3.698 km SE of Nikolski, Alaska · 2419 days ago · 10 km deep · 91 km away
  2. 3.391 km SE of Nikolski, Alaska · 2414 days ago · 24 km deep · 87 km away
  3. 1.874 km SW of Unalaska, Alaska · 2412 days ago · 10 km deep · 91 km away
  4. 1.874 km WSW of Unalaska, Alaska · 2412 days ago · 6 km deep · 95 km away
  5. 2.571 km SW of Unalaska, Alaska · 2412 days ago · 64 km deep · 98 km away
  6. 3.880 km SSW of Nikolski, Alaska · 2397 days ago · 35 km deep · 98 km away
  7. 1.647 km WSW of Nikolski, Alaska · 2396 days ago · 10 km deep · 71 km away
  8. 3.188 km E of Nikolski, Alaska · 2395 days ago · 35 km deep · 68 km away
  9. 2.074 km E of Nikolski, Alaska · 2379 days ago · 28 km deep · 53 km away
  10. 1.769 km SW of Unalaska, Alaska · 2379 days ago · 17 km deep · 94 km away
  11. 4.160 km ESE of Nikolski, Alaska · 2376 days ago · 10 km deep · 50 km away
  12. 1.945 km ESE of Nikolski, Alaska · 2373 days ago · 21 km deep · 36 km away
  13. 1.991 km E of Nikolski, Alaska · 2373 days ago · 45 km deep · 69 km away
  14. 2.661 km WSW of Nikolski, Alaska · 2369 days ago · 19 km deep · 85 km away
  15. 3.273 km SW of Unalaska, Alaska · 2366 days ago · 8 km deep · 91 km away
  16. 3.581 km SW of Unalaska, Alaska · 2363 days ago · 70 km deep · 88 km away
  17. 1.9114 km SSW of Unalaska, Alaska · 2362 days ago · 26 km deep · 100 km away
  18. 2.887 km ENE of Nikolski, Alaska · 2360 days ago · 63 km deep · 65 km away

Before

  1. 2.573 km WSW of Unalaska, Alaska · 2422 days ago · 102 km deep · 93 km away
  2. 2.712 km S of Nikolski, Alaska · 2424 days ago · 69 km deep · 29 km away
  3. 2.679 km SW of Nikolski, Alaska · 2424 days ago · 18 km deep · 99 km away
  4. 2.750 km SE of Nikolski, Alaska · 2428 days ago · 37 km deep · 44 km away
  5. 4.074 km SSE of Nikolski, Alaska · 2429 days ago · 39 km deep · 79 km away
  6. 3.568 km SSW of Nikolski, Alaska · 2434 days ago · 35 km deep · 87 km away
  7. 3.284 km ESE of Nikolski, Alaska · 2434 days ago · 35 km deep · 66 km away
  8. 4.061 km SSW of Nikolski, Alaska · 2436 days ago · 35 km deep · 77 km away
  9. 3.058 km S of Nikolski, Alaska · 2436 days ago · 35 km deep · 72 km away
  10. 3.633 km WSW of Nikolski, Alaska · 2438 days ago · 136 km deep · 57 km away
  11. 3.064 km SSW of Nikolski, Alaska · 2440 days ago · 27 km deep · 82 km away
  12. 3.960 km SW of Nikolski, Alaska · 2440 days ago · 45 km deep · 83 km away
  13. 3.045 km ESE of Nikolski, Alaska · 2441 days ago · 35 km deep · 34 km away
  14. 1.6Fox Islands, Aleutian Islands, Alaska · 2442 days ago · 13 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us600088b2 (also filed as ak0202456iwr). Read Wed, Sep 30, 2026, 12:38 PM UTC.