M4.5 earthquake 101 km S of Koshima, Japan
A magnitude 4.5 earthquake struck 101 km S of Koshima, Japan on Sun, Jul 19, 1987, 7:22 PM JST (10:22 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
- 4.5 (mb), light
- Local time
- UTC
- 1987-07-19 10:22:27 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 29.326° N, 130.676° 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: 1 in the 60 days after this one and 6 in the 30 days before it.
After
Before
- 5.094 km S of Yudomari, Japan · 14313 days ago · 49 km deep · 22 km away
- 4.3109 km S of Koshima, Japan · 14313 days ago · 39 km deep · 8 km away
- 4.7178 km SSE of Koshima, Japan · 14314 days ago · 33 km deep · 87 km away
- 5.7108 km S of Koshima, Japan · 14314 days ago · 51 km deep · 13 km away
- 4.846 km SE of Koseda, Japan · 14324 days ago · 51 km deep · 96 km away
- 5.1111 km S of Yudomari, Japan · 14332 days ago · 57 km deep · 20 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00036s8. Read Tue, Sep 22, 2026, 7:08 AM UTC.