Alaska earthquakes

M5.7 earthquake Southern Alaska

A magnitude 5.7 earthquake struck in Southern Alaska on Fri, Mar 27, 1964, 8:32 PM GMT-10 (06:32 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M5.7 23 km SSE of Chenega, Alaska. This one was a foreshock.

Bear Creek forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
5.7 (mw), moderate
Local time
UTC
1964-03-28 06:32:37 UTC
Depth
15.0 km (9.3 mi), shallow
Epicenter
60.046° N, 147.714° 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.

Magnitude uncertainty
±0.36
Depth from
From location

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 2.5 and up: 21 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 5.723 km SSE of Chenega, Alaska · 22823 days ago · 15 km deep · 23 km away
  2. 6.1101 km SE of Chenega, Alaska · 22823 days ago · 15 km deep · 87 km away
  3. 6.125 km WSW of Chenega, Alaska · 22823 days ago · 20 km deep · 41 km away
  4. 5.749 km WSW of Cordova, Alaska · 22823 days ago · 25 km deep · 72 km away
  5. 6.360 km SW of Cordova, Alaska · 22823 days ago · 10 km deep · 62 km away
  6. 6.356 km WSW of Cordova, Alaska · 22823 days ago · 10 km deep · 65 km away
  7. 5.593 km S of Chenega, Alaska · 22823 days ago · 22 km deep · 90 km away
  8. 6.054 km SE of Lowell Point, Alaska · 22822 days ago · 18 km deep · 76 km away
  9. 5.933 km SSE of Lowell Point, Alaska · 22822 days ago · 21 km deep · 86 km away
  10. 5.743 km WSW of Chenega, Alaska · 22822 days ago · 15 km deep · 58 km away
  11. 5.412 km ESE of Lowell Point, Alaska · 22822 days ago · 26 km deep · 86 km away
  12. 5.775 km SE of Chenega, Alaska · 22822 days ago · 18 km deep · 62 km away
  13. 5.558 km ESE of Chenega, Alaska · 22822 days ago · 15 km deep · 43 km away
  14. 5.658 km WSW of Cordova, Alaska · 22816 days ago · 15 km deep · 64 km away
  15. 6.067 km E of Chenega, Alaska · 22816 days ago · 25 km deep · 50 km away
  16. 5.552 km SSE of Chenega, Alaska · 22815 days ago · 20 km deep · 46 km away
  17. 5.866 km E of Chenega, Alaska · 22814 days ago · 15 km deep · 51 km away
  18. 5.687 km SE of Chenega, Alaska · 22811 days ago · 19 km deep · 74 km away
  19. 5.625 km SW of Cordova, Alaska · 22811 days ago · 14 km deep · 99 km away
  20. 5.626 km SSE of Chenega, Alaska · 22810 days ago · 15 km deep · 23 km away
  21. 5.541 km SW of Cordova, Alaska · 22789 days ago · 25 km deep · 86 km away

Before

  1. 5.833 km ESE of Bear Creek, Alaska · 22823 days ago · 10 km deep · 60 km away
  2. 5.765 km SSW of Cordova, Alaska · 22823 days ago · 15 km deep · 73 km away
  3. 6.337 km SSE of Lowell Point, Alaska · 22823 days ago · 29 km deep · 90 km away
  4. 9.2The 1964 Prince William Sound, Alaska Earthquake · 22823 days ago · 25 km deep · 98 km away · felt by 459

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem869825 (also filed as ushis2647). Read Tue, Sep 22, 2026, 6:39 AM UTC.