M 6.4 - 28 km E of Shimoda, Japan
- 1990-02-20 06:53:39 (UTC)
- 34.706°N 139.252°E
- 14.2 km depth
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VImmi 
Estimated Intensity Map Origin - Review Status
- REVIEWED
- Magnitude
- 6.4 mw
- Depth
- 14.2 km
- Time
- 1990-02-20 06:53:39 UTC
Focal Mechanism Fault Plane Solution View Nearby Seismicity - Time Range
± Three Weeks - Search Radius
250.0 km - Magnitude Range
≥ 3.0
Contributors US
USGS National Earthquake Information Center, PDE