M2.2 earthquake 216 km SSE of Old Harbor, Alaska
A magnitude 2.2 earthquake struck 216 km SSE of Old Harbor, Alaska on Sat, Oct 6, 2018, 4:21 AM AKDT (12:21 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M2.3 121 km SSE of Old Harbor, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.2 (ml), micro
- Local time
- UTC
- 2018-10-06 12:21:20 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 55.396° N, 152.012° 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
- 33
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 6 in the 30 days before it.
After
- 2.2255 km SSE of Akhiok, Alaska · 2908 days ago · 10 km deep · 41 km away
- 2.3121 km SSE of Old Harbor, Alaska · 2895 days ago · 24 km deep · 95 km away
- 2.2122 km SSE of Old Harbor, Alaska · 2890 days ago · 23 km deep · 94 km away
- 2.2128 km SSE of Old Harbor, Alaska · 2887 days ago · 30 km deep · 88 km away
- 2.3231 km SE of Old Harbor, Alaska · 2877 days ago · 11 km deep · 75 km away
- 2.8203 km SSE of Old Harbor, Alaska · 2871 days ago · 31 km deep · 25 km away
Before
- 2.3241 km SSE of Old Harbor, Alaska · 2922 days ago · 14 km deep · 47 km away
- 2.6231 km SSE of Old Harbor, Alaska · 2922 days ago · 10 km deep · 17 km away
- 1.9244 km SSE of Old Harbor, Alaska · 2925 days ago · 10 km deep · 43 km away
- 2.2131 km SSE of Akhiok, Alaska · 2933 days ago · 34 km deep · 92 km away
- 2.3138 km SSE of Akhiok, Alaska · 2933 days ago · 30 km deep · 83 km away
- 2.3129 km SSE of Akhiok, Alaska · 2933 days ago · 33 km deep · 93 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event aacse018ctm7kms. Read Tue, Sep 22, 2026, 11:13 AM UTC.