Alaska earthquakes

M2.4 earthquake 209 km SSE of Unalaska, Alaska

A magnitude 2.4 earthquake struck 209 km SSE of Unalaska, Alaska on Thu, Sep 7, 2017, 8:07 PM AKDT (04:07 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M4.3 120 km SSE of Unalaska, 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
2.4 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-09-08 04:07:07 UTC
Depth
10.6 km (6.6 mi), shallow
Epicenter
52.220° N, 165.054° 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
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.8193 km SSE of Unalaska, Alaska · 3297 days ago · 14 km deep · 17 km away
  2. 2.5210 km SE of Akutan, Alaska · 3297 days ago · 21 km deep · 83 km away
  3. 2.3136 km SSE of Akutan, Alaska · 3293 days ago · 6 km deep · 98 km away
  4. 2.4116 km SSE of Unalaska, Alaska · 3291 days ago · 13 km deep · 93 km away
  5. 4.3120 km SSE of Unalaska, Alaska · 3291 days ago · 25 km deep · 89 km away
  6. 2.5187 km SSE of Unalaska, Alaska · 3284 days ago · 20 km deep · 48 km away
  7. 2.7180 km SSE of Akutan, Alaska · 3276 days ago · 10 km deep · 58 km away
  8. 2.5205 km SE of Akutan, Alaska · 3269 days ago · 10 km deep · 100 km away
  9. 2.6230 km SSE of Akutan, Alaska · 3265 days ago · 10 km deep · 81 km away
  10. 3.8196 km SE of Akutan, Alaska · 3261 days ago · 10 km deep · 90 km away
  11. 3.4187 km ESE of Nikolski, Alaska · 3257 days ago · 10 km deep · 94 km away

Before

  1. 3.6219 km SE of Nikolski, Alaska · 3313 days ago · 10 km deep · 91 km away
  2. 3.7200 km SE of Nikolski, Alaska · 3313 days ago · 25 km deep · 97 km away
  3. 3.5118 km SSE of Unalaska, Alaska · 3321 days ago · 11 km deep · 91 km away
  4. 2.0137 km SSE of Akutan, Alaska · 3321 days ago · 9 km deep · 99 km away
  5. 2.1191 km SSE of Unalaska, Alaska · 3323 days ago · 20 km deep · 18 km away
  6. 2.1113 km SE of Unalaska, Alaska · 3339 days ago · 24 km deep · 97 km away
  7. 1.8south of the Aleutian Islands · 3340 days ago · 26 km deep · 35 km away
  8. 2.3193 km SSE of Unalaska, Alaska · 3341 days ago · 25 km deep · 21 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017bj6bcxs (also filed as ak16821841). Read Fri, Oct 2, 2026, 3:51 AM UTC.