Alaska earthquakes

M2.7 earthquake 134 km E of Atka, Alaska

A magnitude 2.7 earthquake struck 134 km E of Atka, Alaska on Sat, Dec 7, 2019, 7:24 AM HAST (17:24 UTC), 28 km (17 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
2.7 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2019-12-07 17:24:38 UTC
Depth
28.1 km (17.5 mi), shallow
Epicenter
52.015° N, 172.261° 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
2.7ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed
2.7ML, 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 4.0 km horizontally, 11.3 km in depth
Depth from
From location
Station coverage gap
202°, poorly surrounded by stations
Stations used
26

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 3.8160 km WSW of Nikolski, Alaska · 2488 days ago · 36 km deep · 95 km away
  2. 2.261 km ESE of Atka, Alaska · 2486 days ago · 74 km deep · 74 km away
  3. 2.068 km ESE of Atka, Alaska · 2484 days ago · 81 km deep · 67 km away
  4. 3.5120 km E of Atka, Alaska · 2484 days ago · 35 km deep · 14 km away
  5. 4.481 km SE of Atka, Alaska · 2476 days ago · 35 km deep · 97 km away
  6. 2.167 km E of Atka, Alaska · 2472 days ago · 91 km deep · 69 km away
  7. 2.287 km SE of Atka, Alaska · 2462 days ago · 17 km deep · 91 km away
  8. 2.4105 km E of Atka, Alaska · 2460 days ago · 116 km deep · 48 km away
  9. 2.272 km SE of Atka, AK · 2459 days ago · 22 km deep · 100 km away
  10. 3.6130 km E of Atka, Alaska · 2448 days ago · 30 km deep · 4 km away
  11. 2.152 km E of Atka, Alaska · 2446 days ago · 15 km deep · 82 km away
  12. 2.9169 km SW of Nikolski, Alaska · 2446 days ago · 26 km deep · 90 km away
  13. 3.744 km ENE of Atka, Alaska · 2442 days ago · 179 km deep · 97 km away
  14. 3.5187 km ESE of Atka, Alaska · 2441 days ago · 36 km deep · 58 km away
  15. 2.284 km SE of Atka, AK · 2438 days ago · 12 km deep · 98 km away
  16. 2.389 km ESE of Atka, Alaska · 2432 days ago · 41 km deep · 55 km away
  17. 3.5195 km E of Atka, Alaska · 2430 days ago · 35 km deep · 61 km away

Before

  1. 2.570 km ENE of Atka, Alaska · 2491 days ago · 19 km deep · 78 km away
  2. 2.790 km ENE of Atka, Alaska · 2493 days ago · 14 km deep · 67 km away
  3. 2.889 km ENE of Atka, Alaska · 2505 days ago · 136 km deep · 59 km away
  4. 2.372 km ESE of Atka, Alaska · 2508 days ago · 61 km deep · 64 km away
  5. 2.067 km SE of Atka, Alaska · 2511 days ago · 32 km deep · 94 km away
  6. 2.8158 km E of Atka, Alaska · 2513 days ago · 33 km deep · 38 km away
  7. 2.3103 km ESE of Atka, Alaska · 2514 days ago · 14 km deep · 50 km away
  8. 3.7176 km ESE of Atka, Alaska · 2517 days ago · 35 km deep · 44 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us60006rep (also filed as ak019fo8iyuq). Read Thu, Oct 1, 2026, 4:50 PM UTC.