Alaska earthquakes

M3.1 earthquake 235 km W of Adak, Alaska

A magnitude 3.1 earthquake struck 235 km W of Adak, Alaska on Sat, Jan 19, 2019, 4:10 PM HAST (02:10 UTC), 103 km (64 mi) below the surface.

A larger quake followed: M4.8 293 km WSW of Adak, Alaska. This one was a foreshock.

More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
3.1 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2019-01-20 02:10:38 UTC
Depth
103.3 km (64.2 mi), intermediate-depth
Epicenter
51.563° N, 179.994° E
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
3.1ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed
3.1ML, 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 30.7 km horizontally, 11.1 km in depth
Depth from
From location
Station coverage gap
347°, poorly surrounded by stations
Stations used
21

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.9158 km WSW of Adak, Alaska · 2810 days ago · 35 km deep · 97 km away
  2. 2.9272 km W of Adak, Alaska · 2803 days ago · 71 km deep · 37 km away
  3. 2.8201 km W of Adak, Alaska · 2796 days ago · 110 km deep · 58 km away
  4. 2.6207 km WNW of Adak, Alaska · 2793 days ago · 81 km deep · 98 km away
  5. 2.4212 km W of Adak, Alaska · 2792 days ago · 80 km deep · 23 km away
  6. 2.9244 km WSW of Adak, Alaska · 2789 days ago · 11 km deep · 50 km away
  7. 4.3266 km W of Adak, Alaska · 2788 days ago · 70 km deep · 32 km away
  8. 3.8208 km W of Adak, Alaska · 2786 days ago · 156 km deep · 61 km away
  9. 2.2150 km W of Adak, Alaska · 2785 days ago · 35 km deep · 85 km away
  10. 1.5139 km W of Adak, Alaska · 2783 days ago · 29 km deep · 96 km away
  11. 4.8293 km WSW of Adak, Alaska · 2783 days ago · 35 km deep · 68 km away
  12. 4.8232 km W of Adak, Alaska · 2783 days ago · 183 km deep · 16 km away
  13. 2.6166 km WSW of Adak, Alaska · 2774 days ago · 36 km deep · 70 km away
  14. 2.7226 km W of Adak, Alaska · 2773 days ago · 72 km deep · 62 km away
  15. 3.0171 km WSW of Adak, Alaska · 2772 days ago · 35 km deep · 64 km away
  16. 2.5172 km WNW of Adak, Alaska · 2772 days ago · 10 km deep · 97 km away
  17. 2.7135 km W of Adak, Alaska · 2770 days ago · 32 km deep · 100 km away
  18. 3.1172 km WSW of Adak, Alaska · 2765 days ago · 10 km deep · 84 km away
  19. 3.0187 km WSW of Adak, Alaska · 2765 days ago · 35 km deep · 58 km away
  20. 2.4162 km W of Adak, Alaska · 2759 days ago · 20 km deep · 73 km away
  21. 2.8255 km W of Adak, Alaska · 2759 days ago · 24 km deep · 22 km away
  22. 2.3202 km W of Adak, Alaska · 2758 days ago · 17 km deep · 33 km away
  23. 1.9148 km WSW of Adak, Alaska · 2757 days ago · 32 km deep · 87 km away

Before

  1. 1.9175 km WSW of Adak, Alaska · 2814 days ago · 39 km deep · 67 km away
  2. 2.9243 km W of Adak, Alaska · 2821 days ago · 140 km deep · 39 km away
  3. 1.8143 km W of Adak, Alaska · 2822 days ago · 5 km deep · 92 km away
  4. 1.9142 km W of Adak, Alaska · 2825 days ago · 27 km deep · 93 km away
  5. 1.9140 km WSW of Adak, Alaska · 2829 days ago · 37 km deep · 98 km away
  6. 4.0215 km W of Adak, Alaska · 2833 days ago · 170 km deep · 42 km away
  7. 1.9138 km W of Adak, Alaska · 2835 days ago · 22 km deep · 98 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000j9kk (also filed as ak019x4023n). Read Fri, Oct 2, 2026, 3:10 AM UTC.