M2.9 earthquake 163 km ESE of Chiniak, Alaska
A magnitude 2.9 earthquake struck 163 km ESE of Chiniak, Alaska on Tue, Apr 28, 2026, 4:24 PM AKDT (00:24 UTC), 26 km (16 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.9 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2026-04-29 00:24:32 UTC
- Depth
- 25.8 km (16.0 mi), shallow
- Epicenter
- 57.283° N, 149.620° W
- Region
- Alaska
- Strongest shaking
- I, not felt shaking
- 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 |
|---|---|---|---|
| 2.9 | ML, local (Richter) | Alaska Earthquake Center | Preferred · Reviewed · ±0.3 · 23 stations |
| 3.2 | ML, local (Richter) | USGS National Earthquake Information Center | Reviewed · ±0.071 · 26 stations |
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- I, not felt shaking
- Peak ground acceleration
- 0.0% of gravity
- Peak ground velocity
- 0.0 cm/s
- Map
- Automatic
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 11.7 km horizontally, 15.1 km in depth
- Magnitude uncertainty
- ±0.30
- Station coverage gap
- 239°, poorly surrounded by stations
- 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: 2 in the 60 days after this one and 4 in the 30 days before it.
After
- 2.7243 km ESE of Chiniak, Alaska · 136 days ago · 10 km deep · 88 km away
- 2.9156 km ESE of Chiniak, Alaska · 130 days ago · 22 km deep · 8 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event aka2026iiqmsx (also filed as us7000sguw). Read Thu, Oct 1, 2026, 9:07 PM UTC.