M4.6 earthquake 114 km SSE of Shimoda, Japan
A magnitude 4.6 earthquake struck 114 km SSE of Shimoda, Japan on Tue, Dec 28, 1982, 8:02 AM JST (23:02 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.1 117 km SSE of Shimoda, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1982-12-27 23:02:10 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 33.741° N, 139.474° 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 1.6 and up: 19 in the 60 days after this one and 4 in the 30 days before it.
After
- 5.1117 km SSE of Shimoda, Japan · 15974 days ago · 20 km deep · 7 km away
- 5.5107 km SSE of Shimoda, Japan · 15974 days ago · 20 km deep · 8 km away
- 5.1118 km SSE of Shimoda, Japan · 15974 days ago · 14 km deep · 7 km away
- 4.8111 km SSE of Shimoda, Japan · 15974 days ago · 14 km deep · 5 km away
- 4.5123 km SE of Shimoda, Japan · 15974 days ago · 9 km deep · 31 km away
- 6.3104 km SSE of Shimoda, Japan · 15974 days ago · 22 km deep · 10 km away
- 3.9103 km SSE of Shimoda, Japan · 15974 days ago · 41 km deep · 16 km away
- 5.4113 km SSE of Shimoda, Japan · 15974 days ago · 22 km deep · 21 km away
- 4.8117 km SSE of Shimoda, Japan · 15974 days ago · 33 km deep · 9 km away
- 5.5107 km SSE of Shimoda, Japan · 15973 days ago · 19 km deep · 13 km away
- 4.9114 km SSE of Shimoda, Japan · 15973 days ago · 33 km deep · 10 km away
- 5.3110 km SSE of Shimoda, Japan · 15973 days ago · 26 km deep · 13 km away
- 5.4114 km SE of Shimoda, Japan · 15973 days ago · 20 km deep · 25 km away
- 4.0115 km SSE of Shimoda, Japan · 15972 days ago · 26 km deep · 22 km away
- 4.8110 km SSE of Shimoda, Japan · 15972 days ago · 15 km deep · 4 km away
- 4.7127 km SE of Shimoda, Japan · 15971 days ago · 33 km deep · 33 km away
- 4.4109 km SSE of Shimoda, Japan · 15969 days ago · 19 km deep · 8 km away
- 4.2120 km SSE of Shimoda, Japan · 15957 days ago · 34 km deep · 6 km away
- 4.8120 km SSE of Shimoda, Japan · 15953 days ago · 32 km deep · 14 km away
Before
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001rt6. Read Tue, Sep 22, 2026, 6:14 AM UTC.