Alaska earthquakes

M2.5 earthquake 153 km SSE of Atka, Alaska

A magnitude 2.5 earthquake struck 153 km SSE of Atka, Alaska on Fri, Nov 8, 2019, 11:29 PM HAST (09:29 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 81 km SE of Atka, Alaska. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.5 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2019-11-09 09:29:49 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
50.914° N, 173.399° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
2.5ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed
2.5ML, local (Richter)Alaska Earthquake CenterPreliminary

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 3.8 km horizontally, 2.0 km in depth
Depth from
Operator assigned
Station coverage gap
298°, poorly surrounded by stations
Stations used
27

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.170 km SSE of Atka, Alaska · 2519 days ago · 28 km deep · 82 km away
  2. 1.864 km SSE of Atka, Alaska · 2518 days ago · 19 km deep · 91 km away
  3. 4.081 km S of Atka, Alaska · 2513 days ago · 35 km deep · 76 km away
  4. 2.067 km SE of Atka, Alaska · 2513 days ago · 32 km deep · 93 km away
  5. 1.977 km S of Atka, Alaska · 2512 days ago · 4 km deep · 92 km away
  6. 4.381 km SSE of Atka, Alaska · 2510 days ago · 39 km deep · 75 km away
  7. 2.969 km SSE of Atka, Alaska · 2507 days ago · 29 km deep · 84 km away
  8. 2.5Andreanof Islands, Aleutian Islands, Alaska · 2506 days ago · 10 km deep · 23 km away
  9. 3.8193 km SSE of Atka, Alaska · 2495 days ago · 10 km deep · 41 km away
  10. 3.9200 km SSE of Atka, Alaska · 2495 days ago · 10 km deep · 48 km away
  11. 2.191 km S of Atka, Alaska · 2493 days ago · 13 km deep · 84 km away
  12. 3.593 km S of Atka, Alaska · 2489 days ago · 35 km deep · 76 km away
  13. 2.277 km S of Atka, Alaska · 2488 days ago · 18 km deep · 95 km away
  14. 2.072 km SSE of Atka, Alaska · 2481 days ago · 22 km deep · 82 km away
  15. 4.481 km SE of Atka, Alaska · 2478 days ago · 35 km deep · 77 km away
  16. 2.9109 km S of Atka, Alaska · 2472 days ago · 13 km deep · 56 km away
  17. 2.558 km SE of Atka, Alaska · 2471 days ago · 13 km deep · 98 km away
  18. 2.9157 km SSE of Atka, Alaska · 2466 days ago · 10 km deep · 13 km away
  19. 2.5184 km S of Atka, Alaska · 2464 days ago · 10 km deep · 76 km away
  20. 2.287 km SE of Atka, Alaska · 2464 days ago · 17 km deep · 75 km away
  21. 2.2172 km SSE of Atka, Alaska · 2463 days ago · 8 km deep · 30 km away
  22. 2.272 km SE of Atka, AK · 2461 days ago · 22 km deep · 84 km away

Before

  1. 2.3110 km SE of Atka, Alaska · 2525 days ago · 23 km deep · 52 km away
  2. 2.3155 km S of Atka, Alaska · 2528 days ago · 13 km deep · 34 km away
  3. 2.6182 km SSE of Atka, Alaska · 2531 days ago · 10 km deep · 37 km away
  4. 1.8Andreanof Islands, Aleutian Islands, Alaska · 2531 days ago · 26 km deep · 85 km away
  5. 2.069 km S of Atka, Alaska · 2531 days ago · 27 km deep · 87 km away
  6. 3.466 km SE of Atka, Alaska · 2535 days ago · 47 km deep · 89 km away
  7. 2.270 km SE of Atka, Alaska · 2541 days ago · 46 km deep · 99 km away
  8. 1.974 km SSE of Atka, Alaska · 2548 days ago · 18 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us60006mre (also filed as ak019edsqup1). Read Sat, Oct 3, 2026, 9:40 PM UTC.