4.7 magnitude earthquake 139 km from Shizunai-furukawachō, Hokkaido, Japan

1983-04-30 23:59:10 UTC

UTC time: Saturday, April 30, 1983 23:59 PM
Your time: 1983-04-30T23:59:10Z
Magnitude Type: mb
USGS page: M 4.7 - Hokkaido, Japan region
USGS status: Reviewed by a seismologist
Reports from the public: 0 people