M2.3 earthquake 101 km SE of Chiniak, Alaska
A magnitude 2.3 earthquake struck 101 km SE of Chiniak, Alaska on Thu, Oct 11, 2018, 7:21 AM AKDT (15:21 UTC), 25 km (15 mi) below the surface.
A larger quake followed: M2.9 195 km SE of Chiniak, 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
- 2018-10-11 15:21:57 UTC
- Depth
- 24.6 km (15.3 mi), shallow
- Epicenter
- 56.959° N, 151.108° 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
- 19
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 2 in the 30 days before it.
After
- 2.9195 km SE of Chiniak, Alaska · 2897 days ago · 10 km deep · 94 km away
- 2.130 km SSW of Chiniak, Alaska · 2896 days ago · 21 km deep · 97 km away
- 2.491 km ESE of Chiniak, Alaska · 2894 days ago · 33 km deep · 38 km away
- 2.938 km ESE of Chiniak, Alaska · 2894 days ago · 12 km deep · 65 km away
- 2.9190 km SE of Chiniak, Alaska · 2884 days ago · 10 km deep · 89 km away
- 1.967 km S of Chiniak, Alaska · 2880 days ago · 21 km deep · 60 km away
- 2.4102 km SE of Old Harbor, Alaska · 2873 days ago · 40 km deep · 60 km away
- 2.374 km ESE of Chiniak, Alaska · 2857 days ago · 5 km deep · 34 km away
- 2.9189 km SE of Chiniak, Alaska · 2846 days ago · 10 km deep · 88 km away
- 1.927 km E of Chiniak, Alaska · 2843 days ago · 26 km deep · 88 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018d1xoosn (also filed as ak20285842, aacse018d1xoosn). Read Tue, Sep 22, 2026, 5:14 AM UTC.