Alaska earthquakes

M0.3 earthquake 72 km WNW of Tyonek, Alaska

A magnitude 0.3 earthquake struck 72 km WNW of Tyonek, Alaska on Sat, Sep 19, 2026, 6:51 AM AKDT (14:51 UTC), 5 km (3 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M1.8 19 km SW of Susitna, Alaska. This one was a foreshock.

Nikiski forecastMore in Alaska

Map

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

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The earthquake

Magnitude
0.3 (ml), micro
Local time
UTC
2026-09-19 14:51:47 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
61.218° N, 152.448° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

An automatic solution; a seismologist may revise it.

Location uncertainty
About 17.1 km horizontally
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
204°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 6 since this one and 114 in the 30 days before it.

After

  1. 1.819 km SW of Susitna, Alaska · 2 days ago · 66 km deep · 93 km away
  2. 2.322 km E of Beluga, Alaska · 2 days ago · 57 km deep · 95 km away · felt by 1
  3. 2.163 km WNW of Nikiski, Alaska · 43 hr ago · 120 km deep · 32 km away · felt by 1
  4. 1.875 km E of Lime Village, Alaska · 32 hr ago · 5 km deep · 85 km away
  5. 1.733 km WNW of Beluga, Alaska · 20 hr ago · 79 km deep · 41 km away
  6. 2.840 km SSW of Skwentna, Alaska · 12 hr ago · 101 km deep · 64 km away · felt by 1

Before

  1. 2.082 km ENE of Lime Village, Alaska · 3 days ago · 5 km deep · 95 km away
  2. 1.873 km NW of Ninilchik, Alaska · 4 days ago · 117 km deep · 81 km away
  3. 1.639 km WNW of Beluga, Alaska · 5 days ago · 85 km deep · 38 km away
  4. 1.634 km W of Salamatof, Alaska · 5 days ago · 98 km deep · 73 km away
  5. 1.513 km ENE of Nikiski, Alaska · 5 days ago · 50 km deep · 94 km away
  6. 1.681 km W of Salamatof, Alaska · 5 days ago · 12 km deep · 75 km away
  7. 1.626 km W of Kalifornsky, Alaska · 6 days ago · 76 km deep · 92 km away
  8. 1.814 km WSW of Salamatof, Alaska · 6 days ago · 76 km deep · 86 km away
  9. 1.820 km NNE of Nikiski, Alaska · 6 days ago · 69 km deep · 81 km away
  10. 1.98 km WNW of Beluga, Alaska · 6 days ago · 65 km deep · 66 km away
  11. 1.941 km W of Susitna, Alaska · 6 days ago · 9 km deep · 75 km away
  12. 2.232 km WSW of Salamatof, Alaska · 6 days ago · 85 km deep · 79 km away · felt by 1
  13. 1.821 km E of Beluga, Alaska · 6 days ago · 15 km deep · 95 km away
  14. 1.925 km SW of Skwentna, Alaska · 6 days ago · 98 km deep · 79 km away
  15. 1.919 km W of Nikiski, Alaska · 7 days ago · 86 km deep · 71 km away
  16. 1.621 km NNW of Nikiski, Alaska · 7 days ago · 72 km deep · 68 km away
  17. 1.630 km WNW of Beluga, Alaska · 7 days ago · 84 km deep · 43 km away
  18. 2.417 km NNW of Nikiski, Alaska · 8 days ago · 73 km deep · 71 km away · felt by 1
  19. 1.528 km WSW of Skwentna, Alaska · 8 days ago · 114 km deep · 79 km away
  20. 2.852 km WNW of Nikiski, Alaska · 9 days ago · 104 km deep · 49 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026spflop. Read Tue, Sep 22, 2026, 9:17 AM UTC.