M4.7 earthquake 29 km S of Mutsu, Japan
A magnitude 4.7 earthquake struck 29 km S of Mutsu, Japan on Mon, Jul 10, 1978, 8:20 AM JST (23:20 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 1978-07-09 23:20:03 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 41.024° N, 141.222° 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.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 47
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000vgc. Read Thu, Oct 1, 2026, 2:08 AM UTC.