4.0 Magnitude Earthquake 0.0 km from Morton, Washington, United States

45 years ago

UTC time: Sunday, April 20, 1980 05:04 AM
Your time: 1980-04-20T05:04:50Z
Depth: 4.0 km
No tsunami statement issued
Magnitude Type: mb
USGS page: M 4.0 - Mount St. Helens area, Washington
USGS status: Reviewed by a seismologist
Reports from the public: 0 persons