M4.3 earthquake 27 km NNW of Yonakuni, Japan
A magnitude 4.3 earthquake struck 27 km NNW of Yonakuni, Japan on Thu, Apr 3, 1986, 3:32 AM GMT+8 (19:32 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.7 44 km NNE of Yonakuni, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 1986-04-02 19:32:49 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 24.708° N, 122.924° 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 1.5 and up: 13 in the 60 days after this one and 126 in the 30 days before it.
After
- 3.944 km NNE of Yonakuni, Japan · 14783 days ago · 33 km deep · 30 km away
- 4.744 km NNE of Yonakuni, Japan · 14781 days ago · 30 km deep · 34 km away
- 4.361 km N of Yonakuni, Japan · 14780 days ago · 33 km deep · 36 km away
- 4.788 km NE of Yonakuni, Japan · 14777 days ago · 11 km deep · 74 km away
- 4.429 km SE of Yonakuni, Japan · 14777 days ago · 33 km deep · 56 km away
- 5.054 km NE of Yonakuni, Japan · 14766 days ago · 29 km deep · 47 km away
- 5.162 km NE of Yonakuni, Japan · 14766 days ago · 33 km deep · 53 km away
- 4.011 km ESE of Yonakuni, Japan · 14764 days ago · 33 km deep · 35 km away
- 4.515 km N of Yonakuni, Japan · 14764 days ago · 33 km deep · 14 km away
- 4.339 km WNW of Yonakuni, Japan · 14764 days ago · 29 km deep · 30 km away
- 4.162 km ENE of Hualien City, Taiwan · 14756 days ago · 33 km deep · 95 km away
- 4.576 km NE of Yonakuni, Japan · 14750 days ago · 72 km deep · 68 km away
- 4.850 km N of Yonakuni, Japan · 14737 days ago · 33 km deep · 27 km away
Before
- 4.557 km SSE of Yonakuni, Japan · 14783 days ago · 33 km deep · 85 km away
- 4.638 km NNW of Yonakuni, Japan · 14786 days ago · 33 km deep · 13 km away
- 5.039 km NNW of Yonakuni, Japan · 14787 days ago · 33 km deep · 12 km away
- 4.462 km NNE of Yonakuni, Japan · 14787 days ago · 33 km deep · 45 km away
- 4.434 km NNW of Yonakuni, Japan · 14788 days ago · 33 km deep · 7 km away
- 3.8Taiwan region · 14788 days ago · 33 km deep · 7 km away
- 4.438 km NNE of Yonakuni, Japan · 14788 days ago · 33 km deep · 24 km away
- 4.659 km NE of Yonakuni, Japan · 14789 days ago · 33 km deep · 49 km away
- 4.439 km NW of Yonakuni, Japan · 14789 days ago · 33 km deep · 22 km away
- 4.948 km N of Yonakuni, Japan · 14789 days ago · 33 km deep · 24 km away
- 4.333 km NNW of Yonakuni, Japan · 14789 days ago · 33 km deep · 8 km away
- 4.448 km NE of Yonakuni, Japan · 14790 days ago · 33 km deep · 39 km away
- 4.424 km N of Yonakuni, Japan · 14790 days ago · 33 km deep · 8 km away
- 5.031 km NNW of Yonakuni, Japan · 14790 days ago · 32 km deep · 8 km away
- 4.845 km NNE of Yonakuni, Japan · 14791 days ago · 33 km deep · 30 km away
- 4.365 km WSW of Yonakuni, Japan · 14791 days ago · 33 km deep · 72 km away
- 4.837 km NW of Yonakuni, Japan · 14791 days ago · 33 km deep · 18 km away
- 5.242 km NNE of Yonakuni, Japan · 14791 days ago · 31 km deep · 27 km away
- 4.786 km NE of Yonakuni, Japan · 14791 days ago · 33 km deep · 78 km away
- 5.039 km NNW of Yonakuni, Japan · 14791 days ago · 33 km deep · 12 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002ska. Read Tue, Sep 22, 2026, 8:57 PM UTC.