M4.8 earthquake 52 km S of Adak, Alaska
A magnitude 4.8 earthquake struck 52 km S of Adak, Alaska on Thu, May 22, 1997, 10:13 PM HADT (07:13 UTC), 44 km (27 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1997-05-23 07:13:04 UTC
- Depth
- 43.6 km (27.1 mi), shallow
- Epicenter
- 51.404° N, 176.633° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (IV) on Adak.
From the USGS event page for usp00082r5. U.S. Geological Survey text and figures are in the public domain.
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- CONSTRAINED_BY_DEPTH_PHASES
Nearby
Within 100 km, magnitude 1.8 and up: 4 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.324 km ENE of Adak, Alaska · 10721 days ago · 72 km deep · 67 km away
- 4.089 km S of Adak, Alaska · 10718 days ago · 33 km deep · 39 km away
- 3.939 km ENE of Adak, Alaska · 10718 days ago · 33 km deep · 77 km away
- 3.575 km ESE of Adak, Alaska · 10705 days ago · 33 km deep · 66 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00082r5. Read Thu, Oct 1, 2026, 12:24 PM UTC.