M4.8 earthquake 47 km WSW of Yonakuni, Japan
A magnitude 4.8 earthquake struck 47 km WSW of Yonakuni, Japan on Wed, Feb 6, 1985, 7:47 AM GMT+8 (23:47 UTC), 60 km (37 mi) below the surface.
A larger quake followed: M5.1 56 km ESE of Jiufen, Taiwan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1985-02-05 23:47:41 UTC
- Depth
- 59.7 km (37.1 mi), shallow
- Epicenter
- 24.276° N, 122.579° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 2 in the 60 days after this one and 6 in the 30 days before it.
After
- 5.156 km ESE of Jiufen, Taiwan · 15180 days ago · 11 km deep · 69 km away
- 4.758 km ENE of Hualien City, Taiwan · 15158 days ago · 10 km deep · 47 km away
Before
- 4.179 km SW of Yonakuni, Japan · 15219 days ago · 10 km deep · 37 km away
- 4.232 km E of Hualien City, Taiwan · 15228 days ago · 13 km deep · 77 km away
- 4.945 km E of Hualien City, Taiwan · 15229 days ago · 37 km deep · 67 km away
- 3.859 km E of Hualien City, Taiwan · 15229 days ago · 33 km deep · 58 km away
- 4.448 km E of Yilan, Taiwan · 15229 days ago · 41 km deep · 65 km away
- 5.570 km SW of Yonakuni, Japan · 15235 days ago · 43 km deep · 24 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002bnm. Read Thu, Oct 1, 2026, 4:08 AM UTC.