5.6 magnitude earthquake 57 km from Ferndale, California, United States

1983-12-20 10:41:09 UTC

UTC time: Tuesday, December 20, 1983 10:41 AM
Your time: 1983-12-20T10:41:09Z
Magnitude Type: mb
USGS page: M 5.6 - offshore Northern California
USGS status: Reviewed by a seismologist
Reports from the public: 0 people
Aftershocks: