M4.1 earthquake 49 km ESE of Yilan, Taiwan
A magnitude 4.1 earthquake struck 49 km ESE of Yilan, Taiwan on Tue, Oct 29, 1985, 4:09 AM GMT+8 (20:09 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.2 43 km E of Yilan, Taiwan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1985-10-28 20:09:24 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 24.568° N, 122.200° E
- Region
- Taiwan
- 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 5 in the 30 days before it.
After
- 5.243 km E of Yilan, Taiwan · 14944 days ago · 84 km deep · 26 km away
- 4.711 km S of Yonakuni, Japan · 14943 days ago · 52 km deep · 85 km away
- 4.825 km E of Yilan, Taiwan · 14939 days ago · 90 km deep · 27 km away
- 4.766 km SE of Yilan, Taiwan · 14938 days ago · 27 km deep · 24 km away
- 4.25 km SE of Hualien City, Taiwan · 14930 days ago · 22 km deep · 90 km away
- 4.879 km E of Hualien City, Taiwan · 14927 days ago · 18 km deep · 67 km away
- 4.572 km SW of Yonakuni, Japan · 14922 days ago · 43 km deep · 57 km away
- 4.659 km NNW of Yonakuni, Japan · 14918 days ago · 10 km deep · 62 km away
- 4.635 km SE of Jiufen, Taiwan · 14912 days ago · 10 km deep · 36 km away
- 4.980 km ESE of Hualien City, Taiwan · 14891 days ago · 45 km deep · 85 km away
Before
- 4.017 km W of Yonakuni, Japan · 14950 days ago · 93 km deep · 65 km away
- 4.438 km SSE of Yilan, Taiwan · 14951 days ago · 11 km deep · 37 km away
- 4.251 km NE of Hualien City, Taiwan · 14952 days ago · 20 km deep · 38 km away
- 4.421 km NE of Hualien City, Taiwan · 14953 days ago · 33 km deep · 68 km away
- 4.224 km E of Yilan, Taiwan · 14972 days ago · 10 km deep · 27 km away
Earthquakes todayTaiwan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002m7y. Read Thu, Oct 1, 2026, 10:58 PM UTC.