Alaska earthquakes

M2.8 earthquake 221 km SSE of False Pass, Alaska

A magnitude 2.8 earthquake struck 221 km SSE of False Pass, Alaska on Tue, Oct 16, 2018, 11:34 PM AKDT (07:34 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.6 157 km SSE of False Pass, Alaska. This one was a foreshock.

King Cove 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
2.8 (ml), micro
Local time
UTC
2018-10-17 07:34:25 UTC
Depth
6.6 km (4.1 mi), shallow
Epicenter
53.039° N, 162.046° 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.

Location uncertainty
About 9.8 km horizontally, 17.7 km in depth
Depth from
From location
Station coverage gap
259°, poorly surrounded by stations
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 2.7166 km S of King Cove, Alaska · 2904 days ago · 10 km deep · 59 km away
  2. 3.0195 km S of King Cove, Alaska · 2904 days ago · 42 km deep · 34 km away
  3. 3.2156 km S of King Cove, Alaska · 2877 days ago · 10 km deep · 69 km away
  4. 2.5238 km SSE of False Pass, Alaska · 2876 days ago · 39 km deep · 17 km away
  5. 2.3139 km S of False Pass, Alaska · 2874 days ago · 36 km deep · 92 km away
  6. 3.4south of Alaska · 2856 days ago · 44 km deep · 81 km away
  7. 3.6157 km SSE of False Pass, Alaska · 2852 days ago · 10 km deep · 70 km away
  8. 2.9298 km SSE of King Cove, Alaska · 2849 days ago · 26 km deep · 81 km away
  9. 2.9227 km SSE of King Cove, Alaska · 2847 days ago · 26 km deep · 95 km away
  10. 3.3231 km SSE of False Pass, Alaska · 2846 days ago · 7 km deep · 13 km away

Before

  1. 2.7179 km S of False Pass, Alaska · 2912 days ago · 10 km deep · 74 km away
  2. 3.3277 km SSE of King Cove, Alaska · 2912 days ago · 10 km deep · 87 km away
  3. 3.2268 km SSE of King Cove, Alaska · 2915 days ago · 25 km deep · 79 km away
  4. 2.5209 km S of False Pass, Alaska · 2930 days ago · 20 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000hfww (also filed as ak018dbq80u5, ak20289204, aacse018dbq80u5). Read Wed, Sep 30, 2026, 11:31 AM UTC.