4.0 magnitude earthquake 39 km from Amboy, Washington, United States

1980-03-29 08:36:56 UTC

UTC time: Saturday, March 29, 1980 08:36 AM
Your time: 1980-03-29T08:36:56Z
Magnitude Type: mb
USGS page: M 4.0 - Mount St. Helens area, Washington
USGS status: Reviewed by a seismologist
Reports from the public: 0 people