M5.3 earthquake 75 km E of Cordova, Alaska
A magnitude 5.3 earthquake struck 75 km E of Cordova, Alaska on Sat, Mar 28, 1964, 12:35 AM GMT-10 (10:35 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M5.6 25 km SW of Cordova, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.3 (mw), moderate
- Local time
- UTC
- 1964-03-28 10:35:29 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 60.679° N, 144.401° 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
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 and up: 5 in the 60 days after this one and 0 in the 30 days before it.
After
- 5.263 km S of Chitina, Alaska · 22821 days ago · 15 km deep · 32 km away
- 5.625 km SW of Cordova, Alaska · 22812 days ago · 14 km deep · 96 km away
- 5.677 km SSE of Cordova, Alaska · 22811 days ago · 17 km deep · 98 km away
- 5.536 km NE of Cordova, Alaska · 22800 days ago · 24 km deep · 47 km away
- 5.784 km SSW of McCarthy, Alaska · 22782 days ago · 13 km deep · 41 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem869891. Read Tue, Sep 22, 2026, 10:18 AM UTC.