M3.6 earthquake 217 km SE of Nikolski, Alaska
A magnitude 3.6 earthquake struck 217 km SE of Nikolski, Alaska on Fri, May 28, 2021, 9:39 PM AKDT (05:39 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.6 (mb), minor
- Local time
- UTC
- 2021-05-29 05:39:11 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 51.832° N, 166.227° 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 7.7 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.18
- Depth from
- Operator assigned
- Station coverage gap
- 141°
- Stations used
- 30
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 2 in the 30 days before it.
After
- 1.7165 km S of Unalaska, Alaska · 1918 days ago · 19 km deep · 63 km away
- 2.2210 km SSE of Unalaska, Alaska · 1905 days ago · 12 km deep · 73 km away
- 1.9141 km ESE of Nikolski, Alaska · 1901 days ago · 25 km deep · 83 km away
- 1.6141 km ESE of Nikolski, Alaska · 1892 days ago · 11 km deep · 92 km away
- 2.6185 km SE of Nikolski, Alaska · 1891 days ago · 21 km deep · 53 km away
- 1.8192 km SSE of Unalaska, Alaska · 1891 days ago · 19 km deep · 72 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000e90n. Read Sun, Sep 27, 2026, 4:09 PM UTC.