Alaska earthquakes

M0.3 earthquake 60 km W of Tyonek, Alaska

A magnitude 0.3 earthquake struck 60 km W of Tyonek, Alaska on Fri, Sep 18, 2026, 3:48 AM AKDT (11:48 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M1.5 72 km E of Port Alsworth, 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
0.3 (ml), micro
Local time
UTC
2026-09-18 11:48:16 UTC
Depth
15.2 km (9.5 mi), shallow
Epicenter
61.027° N, 152.257° 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. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.7 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
158°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 since this one and 147 in the 30 days before it.

After

  1. 1.572 km E of Port Alsworth, Alaska · 4 days ago · 133 km deep · 91 km away
  2. 1.873 km NW of Ninilchik, Alaska · 4 days ago · 117 km deep · 63 km away
  3. 1.743 km WNW of Ninilchik, Alaska · 4 days ago · 88 km deep · 95 km away
  4. 1.827 km NNE of Point Possession, Alaska · 4 days ago · 51 km deep · 92 km away
  5. 1.819 km SW of Susitna, Alaska · 3 days ago · 66 km deep · 91 km away
  6. 2.322 km E of Beluga, Alaska · 3 days ago · 57 km deep · 87 km away · felt by 1
  7. 2.574 km WNW of Ninilchik, Alaska · 3 days ago · 140 km deep · 100 km away
  8. 2.163 km WNW of Nikiski, Alaska · 2 days ago · 120 km deep · 10 km away · felt by 1
  9. 1.875 km E of Lime Village, Alaska · 45 hr ago · 5 km deep · 99 km away
  10. 2.736 km NW of Ninilchik, Alaska · 44 hr ago · 79 km deep · 80 km away · felt by 1
  11. 1.733 km WNW of Beluga, Alaska · 33 hr ago · 79 km deep · 36 km away
  12. 2.840 km SSW of Skwentna, Alaska · 25 hr ago · 101 km deep · 76 km away · felt by 1
  13. 2.229 km W of Nikiski, Alaska · 8 hr ago · 84 km deep · 42 km away · felt by 1
  14. 1.535 km WNW of Beluga, Alaska · 7 hr ago · 87 km deep · 37 km away

Before

  1. 1.925 km NW of Ninilchik, Alaska · 5 days ago · 92 km deep · 93 km away
  2. 1.546 km NW of Ninilchik, Alaska · 5 days ago · 89 km deep · 76 km away
  3. 1.841 km WNW of Ninilchik, Alaska · 5 days ago · 97 km deep · 97 km away
  4. 1.518 km SSE of Point Possession, Alaska · 5 days ago · 19 km deep · 95 km away
  5. 1.586 km W of Salamatof, Alaska · 5 days ago · 140 km deep · 57 km away
  6. 1.539 km WNW of Beluga, Alaska · 5 days ago · 87 km deep · 46 km away
  7. 1.543 km WNW of Ninilchik, Alaska · 5 days ago · 94 km deep · 91 km away
  8. 1.612 km ENE of Kasilof, Alaska · 6 days ago · 54 km deep · 99 km away
  9. 1.639 km WNW of Beluga, Alaska · 6 days ago · 85 km deep · 40 km away
  10. 1.634 km W of Salamatof, Alaska · 6 days ago · 98 km deep · 49 km away
  11. 2.430 km WSW of Point MacKenzie, Alaska · 6 days ago · 25 km deep · 98 km away · felt by 2
  12. 1.513 km ENE of Nikiski, Alaska · 6 days ago · 50 km deep · 74 km away
  13. 1.681 km W of Salamatof, Alaska · 6 days ago · 12 km deep · 60 km away
  14. 2.245 km WNW of Ninilchik, Alaska · 6 days ago · 103 km deep · 91 km away
  15. 1.626 km W of Kalifornsky, Alaska · 6 days ago · 76 km deep · 68 km away
  16. 1.814 km WSW of Salamatof, Alaska · 6 days ago · 76 km deep · 62 km away
  17. 1.820 km NNE of Nikiski, Alaska · 6 days ago · 69 km deep · 63 km away
  18. 1.98 km WNW of Beluga, Alaska · 6 days ago · 65 km deep · 58 km away
  19. 1.941 km W of Susitna, Alaska · 6 days ago · 9 km deep · 83 km away
  20. 2.232 km WSW of Salamatof, Alaska · 7 days ago · 85 km deep · 56 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av94437611. Read Tue, Sep 22, 2026, 10:25 PM UTC.