M4.9 earthquake 184 km WSW of Adak, Alaska
A magnitude 4.9 earthquake struck 184 km WSW of Adak, Alaska on Thu, May 1, 1997, 12:16 AM HADT (09:16 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M6.4 195 km WSW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1997-05-01 09:16:23 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.266° N, 179.113° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearby
Within 100 km, magnitude 1.9 and up: 10 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.4243 km WSW of Adak, Alaska · 10745 days ago · 33 km deep · 66 km away
- 4.2196 km WSW of Adak, Alaska · 10745 days ago · 33 km deep · 12 km away
- 4.5179 km W of Adak, Alaska · 10735 days ago · 33 km deep · 71 km away
- 3.5176 km WSW of Adak, Alaska · 10704 days ago · 33 km deep · 28 km away
- 4.0240 km WSW of Adak, Alaska · 10701 days ago · 33 km deep · 61 km away
- 4.2260 km WSW of Adak, Alaska · 10701 days ago · 62 km deep · 84 km away
- 6.4195 km WSW of Adak, Alaska · 10698 days ago · 33 km deep · 18 km away
- 4.6196 km WSW of Adak, Alaska · 10697 days ago · 33 km deep · 15 km away
- 5.1127 km WSW of Adak, Alaska · 10693 days ago · 33 km deep · 59 km away
- 4.1195 km WSW of Adak, Alaska · 10687 days ago · 33 km deep · 11 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00081jm. Read Thu, Oct 1, 2026, 10:19 AM UTC.