M2.8 earthquake 258 km SSE of False Pass, Alaska
A magnitude 2.8 earthquake struck 258 km SSE of False Pass, Alaska on Sun, Jun 18, 2017, 12:32 AM AKDT (08:32 UTC), 7 km (5 mi) below the surface.
A larger quake followed: M3.3 255 km SSE of False Pass, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (ML, local (Richter)), micro
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-06-18 08:32:58 UTC
- Depth
- 7.4 km (4.6 mi), shallow
- Epicenter
- 52.587° N, 162.597° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 2.8 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed |
| 2.8 | ML, local (Richter) | Alaska Earthquake Center | Preliminary |
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 4.1 km horizontally, 8.7 km in depth
- Stations used
- 32
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 3 in the 30 days before it.
After
- 3.3255 km SSE of False Pass, Alaska · 3346 days ago · 10 km deep · 3 km away
- 2.1215 km SE of Akutan, Alaska · 3342 days ago · 19 km deep · 68 km away
- 2.4239 km SE of Akutan, Alaska · 3340 days ago · 12 km deep · 47 km away
- 2.6226 km S of False Pass, Alaska · 3336 days ago · 37 km deep · 32 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20009whb (also filed as ak16333522, ak0177rms3ox). Read Fri, Oct 2, 2026, 11:31 AM UTC.