M4.8 earthquake 64 km WNW of Yonakuni, Japan
A magnitude 4.8 earthquake struck 64 km WNW of Yonakuni, Japan on Thu, Jul 4, 1985, 10:16 PM GMT+8 (14:16 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.5 42 km SSE 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
- 4.8 (mb), light
- Local time
- UTC
- 1985-07-04 14:16:16 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 24.615° N, 122.385° 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 13 in the 60 days after this one and 11 in the 30 days before it.
After
- 4.828 km NNE of Hualien City, Taiwan · 15053 days ago · 35 km deep · 80 km away
- 4.078 km E of Hualien City, Taiwan · 15050 days ago · 33 km deep · 80 km away
- 3.850 km ESE of Jiufen, Taiwan · 15041 days ago · 105 km deep · 38 km away
- 5.542 km SSE of Yilan, Taiwan · 15027 days ago · 10 km deep · 56 km away
- 4.841 km S of Yilan, Taiwan · 15027 days ago · 10 km deep · 65 km away
- 4.444 km SSE of Yilan, Taiwan · 15027 days ago · 10 km deep · 45 km away
- 3.738 km SSE of Yilan, Taiwan · 15025 days ago · 10 km deep · 60 km away
- 4.48 km N of Yilan, Taiwan · 15021 days ago · 32 km deep · 68 km away
- 4.152 km WNW of Yonakuni, Japan · 15007 days ago · 10 km deep · 13 km away
- 4.668 km ENE of Hualien City, Taiwan · 15003 days ago · 43 km deep · 54 km away
- 4.554 km ESE of Yilan, Taiwan · 15003 days ago · 10 km deep · 18 km away
- 3.745 km SE of Yilan, Taiwan · 15002 days ago · 28 km deep · 40 km away
- 3.820 km N of Yonakuni, Japan · 15000 days ago · 33 km deep · 60 km away
Before
- 3.742 km ESE of Yilan, Taiwan · 15062 days ago · 10 km deep · 25 km away
- 4.263 km WNW of Yonakuni, Japan · 15074 days ago · 10 km deep · 1 km away
- 4.372 km SW of Yonakuni, Japan · 15076 days ago · 32 km deep · 66 km away
- 4.356 km WNW of Yonakuni, Japan · 15078 days ago · 10 km deep · 12 km away
- 4.661 km WNW of Yonakuni, Japan · 15079 days ago · 10 km deep · 3 km away
- 3.933 km SE of Yilan, Taiwan · 15079 days ago · 10 km deep · 37 km away
- 3.963 km WNW of Yonakuni, Japan · 15079 days ago · 10 km deep · 8 km away
- 4.158 km ESE of Yilan, Taiwan · 15080 days ago · 10 km deep · 17 km away
- 4.363 km ESE of Yilan, Taiwan · 15081 days ago · 10 km deep · 17 km away
- 5.938 km ESE of Yilan, Taiwan · 15081 days ago · 28 km deep · 31 km away
- 4.360 km ESE of Yilan, Taiwan · 15081 days ago · 30 km deep · 5 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002ge3. Read Sat, Sep 26, 2026, 9:50 PM UTC.