M2.3 earthquake 226 km SSE of Old Harbor, Alaska
A magnitude 2.3 earthquake struck 226 km SSE of Old Harbor, Alaska on Tue, May 29, 2018, 8:20 AM AKDT (16:20 UTC), 43 km (27 mi) below the surface.
A larger quake followed: M2.9 241 km SE 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
- 2.3 (ml), micro
- Local time
- UTC
- 2018-05-29 16:20:49 UTC
- Depth
- 42.8 km (26.6 mi), shallow
- Epicenter
- 55.359° N, 151.764° 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
- 14
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
- 2.1189 km SSE of Old Harbor, Alaska · 3031 days ago · 8 km deep · 43 km away
- 2.3south of Alaska · 3030 days ago · 11 km deep · 87 km away
- 2.9241 km SE of Old Harbor, Alaska · 3023 days ago · 6 km deep · 66 km away
- 2.9248 km SE of Old Harbor, Alaska · 3004 days ago · 5 km deep · 70 km away
- 2.7217 km SSE of Chiniak, Alaska · 3003 days ago · 9 km deep · 86 km away
- 3.0195 km SSE of Old Harbor, Alaska · 2999 days ago · 10 km deep · 38 km away
- 2.5202 km SSE of Old Harbor, Alaska · 2995 days ago · 7 km deep · 25 km away
- 2.3198 km SSE of Old Harbor, Alaska · 2988 days ago · 12 km deep · 32 km away
- 1.7162 km SSE of Old Harbor, Alaska · 2988 days ago · 11 km deep · 66 km away
- 2.4238 km SSE of Old Harbor, Alaska · 2979 days ago · 5 km deep · 12 km away
Before
- 3.1209 km SSE of Old Harbor, Alaska · 3042 days ago · 10 km deep · 19 km away
- 2.6189 km SSE of Old Harbor, Alaska · 3042 days ago · 10 km deep · 37 km away
- 3.1196 km SSE of Old Harbor, Alaska · 3043 days ago · 13 km deep · 30 km away
- 2.5219 km SE of Old Harbor, Alaska · 3067 days ago · 10 km deep · 65 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event aacse0186uoq1e4. Read Tue, Sep 22, 2026, 10:27 PM UTC.