Alaska earthquakes

M1.8 earthquake 25 km SSW of Nanwalek, Alaska

A magnitude 1.8 earthquake struck 25 km SSW of Nanwalek, Alaska on Mon, Sep 28, 2026, 11:39 PM AKDT (07:39 UTC), 61 km (38 mi) below the surface.

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

A larger quake followed: M3.4 23 km NW of Nanwalek, Alaska. This one was a foreshock.

Homer 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-09-29 07:39:12 UTC
Depth
61.3 km (38.1 mi), shallow
Epicenter
59.135° N, 152.055° 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 6.0 km horizontally, 8.7 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
151°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 since this one and 181 in the 30 days before it.

After

  1. 2.571 km WSW of Nanwalek, Alaska · 3 days ago · 75 km deep · 61 km away
  2. 1.942 km WSW of Nanwalek, Alaska · 2 days ago · 74 km deep · 32 km away
  3. 1.846 km E of Pedro Bay, Alaska · 2 days ago · 126 km deep · 97 km away
  4. 2.044 km WNW of Anchor Point, Alaska · 2 days ago · 87 km deep · 89 km away
  5. 1.534 km WSW of Anchor Point, Alaska · 41 hr ago · 76 km deep · 59 km away
  6. 3.038 km WNW of Anchor Point, Alaska · 38 hr ago · 94 km deep · 92 km away
  7. 3.423 km NW of Nanwalek, Alaska · 38 hr ago · 78 km deep · 43 km away
  8. 1.560 km W of Anchor Point, Alaska · 35 hr ago · 99 km deep · 84 km away
  9. 1.919 km SSE of Fox River, Alaska · 34 hr ago · 42 km deep · 97 km away
  10. 2.027 km WNW of Anchor Point, Alaska · 33 hr ago · 75 km deep · 83 km away
  11. 1.726 km SW of Anchor Point, Alaska · 28 hr ago · 67 km deep · 52 km away
  12. 3.063 km SE of Port Graham, Alaska · 26 hr ago · 55 km deep · 63 km away
  13. 1.933 km WSW of Nanwalek, Alaska · 23 hr ago · 66 km deep · 25 km away
  14. 2.646 km W of Happy Valley, Alaska · 22 hr ago · 100 km deep · 98 km away
  15. 2.069 km N of Aleneva, Alaska · 16 hr ago · 49 km deep · 63 km away
  16. 1.954 km WNW of Nanwalek, Alaska · 15 hr ago · 83 km deep · 61 km away
  17. 1.817 km SSW of Nanwalek, Alaska · 9 hr ago · 66 km deep · 8 km away
  18. 1.645 km SE of Pedro Bay, Alaska · 7 hr ago · 127 km deep · 93 km away

Before

  1. 1.861 km SW of Nanwalek, Alaska · 4 days ago · 77 km deep · 44 km away
  2. 1.871 km SSW of Nanwalek, Alaska · 4 days ago · 62 km deep · 47 km away
  3. 2.018 km SE of Fox River, Alaska · 4 days ago · 40 km deep · 99 km away
  4. 3.642 km WSW of Anchor Point, Alaska · 4 days ago · 87 km deep · 67 km away
  5. 1.78 km ENE of Halibut Cove, Alaska · 4 days ago · 46 km deep · 77 km away
  6. 1.910 km NW of Fritz Creek, Alaska · 4 days ago · 57 km deep · 83 km away
  7. 1.758 km E of Pedro Bay, Alaska · 4 days ago · 107 km deep · 92 km away
  8. 2.020 km W of Anchor Point, Alaska · 5 days ago · 67 km deep · 71 km away
  9. 2.333 km NW of Nanwalek, Alaska · 5 days ago · 68 km deep · 49 km away
  10. 2.247 km W of Anchor Point, Alaska · 5 days ago · 88 km deep · 77 km away
  11. 2.130 km WNW of Anchor Point, Alaska · 5 days ago · 91 km deep · 88 km away
  12. 2.364 km SE of Pope-Vannoy Landing, Alaska · 6 days ago · 107 km deep · 87 km away
  13. 2.464 km E of Pedro Bay, Alaska · 6 days ago · 124 km deep · 99 km away
  14. 2.115 km SSE of Port Graham, Alaska · 6 days ago · 43 km deep · 19 km away
  15. 1.721 km WNW of Seldovia, Alaska · 6 days ago · 63 km deep · 45 km away
  16. 2.392 km SSE of Port Graham, Alaska · 6 days ago · 0 km deep · 81 km away
  17. 2.313 km SE of Ninilchik, Alaska · 7 days ago · 71 km deep · 98 km away · felt by 1
  18. 2.268 km SW of Nanwalek, Alaska · 7 days ago · 58 km deep · 44 km away
  19. 2.073 km W of Nanwalek, Alaska · 8 days ago · 94 km deep · 68 km away
  20. 1.76 km NNW of Anchor Point, Alaska · 8 days ago · 62 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026thdgem. Read Fri, Oct 2, 2026, 5:22 PM UTC.