Alaska earthquakes

M2.2 earthquake 31 km NNE of Cold Bay, Alaska

A magnitude 2.2 earthquake struck 31 km NNE of Cold Bay, Alaska on Sun, Sep 24, 2017, 6:09 PM AKDT (02:09 UTC), 128 km (79 mi) below the surface.

A larger quake followed: M3.7 9 km SSE of Nelson Lagoon, 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
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-09-25 02:09:58 UTC
Depth
127.9 km (79.5 mi), intermediate-depth
Epicenter
55.424° N, 162.454° 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.

How well it is located

Reviewed by a seismologist.

Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 2.055 km SW of Nelson Lagoon, Alaska · 3292 days ago · 123 km deep · 47 km away
  2. 2.563 km WSW of Nelson Lagoon, Alaska · 3286 days ago · 152 km deep · 49 km away
  3. 3.431 km NNE of Cold Bay, Alaska · 3274 days ago · 174 km deep · 6 km away
  4. 2.150 km SSW of Nelson Lagoon, Alaska · 3268 days ago · 159 km deep · 57 km away
  5. 2.441 km ESE of False Pass, Alaska · 3266 days ago · 86 km deep · 78 km away
  6. 2.144 km ESE of King Cove, Alaska · 3266 days ago · 65 km deep · 75 km away
  7. 2.357 km SE of King Cove, Alaska · 3266 days ago · 60 km deep · 96 km away
  8. 3.163 km ESE of King Cove, Alaska · 3262 days ago · 68 km deep · 90 km away
  9. 3.79 km SSE of Nelson Lagoon, Alaska · 3262 days ago · 173 km deep · 98 km away
  10. 1.741 km WNW of Sand Point, Alaska · 3254 days ago · 116 km deep · 87 km away
  11. 2.356 km SE of King Cove, Alaska · 3247 days ago · 22 km deep · 92 km away
  12. 2.620 km SW of King Cove, Alaska · 3247 days ago · 100 km deep · 54 km away
  13. 3.719 km SSW of Nelson Lagoon, Alaska · 3246 days ago · 164 km deep · 85 km away
  14. 3.040 km S of Nelson Lagoon, Alaska · 3241 days ago · 156 km deep · 76 km away

Before

  1. 3.055 km SW of Sand Point, Alaska · 3296 days ago · 86 km deep · 98 km away
  2. 3.764 km ESE of King Cove, Alaska · 3300 days ago · 64 km deep · 89 km away
  3. 2.532 km NNW of Cold Bay, Alaska · 3300 days ago · 170 km deep · 31 km away
  4. 2.049 km E of King Cove, Alaska · 3300 days ago · 67 km deep · 75 km away
  5. 3.929 km ENE of Cold Bay, Alaska · 3303 days ago · 139 km deep · 13 km away
  6. 2.948 km E of King Cove, Alaska · 3309 days ago · 71 km deep · 74 km away
  7. 2.7Alaska Peninsula · 3314 days ago · 167 km deep · 57 km away
  8. 1.845 km S of King Cove, Alaska · 3317 days ago · 61 km deep · 86 km away
  9. 1.950 km ESE of False Pass, Alaska · 3321 days ago · 66 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017cb99xin (also filed as ak16988622). Read Thu, Oct 1, 2026, 7:12 PM UTC.