M4.8 earthquake 74 km ENE of Mutsu, Japan
A magnitude 4.8 earthquake struck 74 km ENE of Mutsu, Japan on Mon, Feb 28, 1977, 12:32 AM JST (15:32 UTC), 76 km (47 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), light
- Local time
- UTC
- 1977-02-27 15:32:33 UTC
- Depth
- 76.0 km (47.2 mi), intermediate-depth
- Epicenter
- 41.621° N, 141.989° E
- Region
- Japan
- 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.
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 1 in the 60 days after this one and 2 in the 30 days before it.
After
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000mrf. Read Tue, Sep 22, 2026, 7:59 AM UTC.