M5.3 earthquake 52 km ESE of Koseda, Japan
A magnitude 5.3 earthquake struck 52 km ESE of Koseda, Japan on Wed, Nov 22, 1978, 4:36 AM JST (19:36 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
- 5.3 (ms), moderate
- Local time
- UTC
- 1978-11-21 19:36:49 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 30.140° N, 131.120° 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
- 89
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.555 km SE of Nishinoomote, Japan · 17472 days ago · 63 km deep · 28 km away
- 4.675 km SE of Koseda, Japan · 17472 days ago · 33 km deep · 23 km away
- 4.578 km ESE of Nishinoomote, Japan · 17468 days ago · 30 km deep · 81 km away
- 4.9128 km SE of Koshima, Japan · 17440 days ago · 31 km deep · 88 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000xjm (also filed as iscgem674256). Read Tue, Sep 22, 2026, 8:46 PM UTC.