M4.6 earthquake 75 km ENE of Mutsu, Japan
A magnitude 4.6 earthquake struck 75 km ENE of Mutsu, Japan on Tue, Nov 27, 1973, 12:37 AM JST (15:37 UTC), 73 km (45 mi) below the surface.
A larger quake followed: M4.8 63 km E of Mutsu, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1973-11-26 15:37:48 UTC
- Depth
- 73.0 km (45.4 mi), intermediate-depth
- Epicenter
- 41.577° N, 142.038° 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
- 35
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 4 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.244 km ESE of Mutsu, Japan · 19289 days ago · 78 km deep · 50 km away
- 4.377 km ENE of Mutsu, Japan · 19289 days ago · 74 km deep · 2 km away
- 4.448 km SW of Shizunai-furukawach?, Japan · 19288 days ago · 65 km deep · 52 km away
- 4.863 km E of Mutsu, Japan · 19249 days ago · 69 km deep · 39 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00004a5. Read Tue, Sep 22, 2026, 5:22 AM UTC.