M2.7 earthquake 174 km ENE of Atka, Alaska
A magnitude 2.7 earthquake struck 174 km ENE of Atka, Alaska on Sat, Jan 13, 2018, 4:33 AM HAST (14:33 UTC), 76 km (48 mi) below the surface.
A larger quake followed: M3.8 164 km E of Atka, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.7 (ML, local (Richter)), micro
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-01-13 14:33:36 UTC
- Depth
- 76.5 km (47.5 mi), intermediate-depth
- Epicenter
- 52.931° N, 171.919° 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 10.9 km horizontally, 28.8 km in depth
- Depth from
- From location
- Station coverage gap
- 182°, poorly surrounded by stations
- Stations used
- 17
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 0 in the 30 days before it.
After
- 3.8164 km E of Atka, Alaska · 3180 days ago · 103 km deep · 54 km away
- 3.2102 km E of Atka, Alaska · 3177 days ago · 216 km deep · 84 km away
- 2.8136 km WSW of Nikolski, Alaska · 3172 days ago · 79 km deep · 87 km away
- 3.4117 km ENE of Atka, Alaska · 3161 days ago · 207 km deep · 65 km away
- 3.8177 km E of Atka, Alaska · 3148 days ago · 60 km deep · 96 km away
- 3.6161 km E of Atka, Alaska · 3138 days ago · 56 km deep · 83 km away
- 3.6126 km E of Atka, Alaska · 3128 days ago · 109 km deep · 72 km away
- 3.2158 km WSW of Nikolski, Alaska · 3126 days ago · 97 km deep · 91 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000cjcm. Read Fri, Oct 2, 2026, 9:40 AM UTC.