3.9 magnitude earthquake 38 km from Amboy, Washington, United States

1980-04-30 20:50:38 UTC

UTC time: Wednesday, April 30, 1980 20:50 PM
Your time: 1980-04-30T20:50:38Z
Magnitude Type: mb
USGS page: M 3.9 - Mount St. Helens area, Washington
USGS status: Reviewed by a seismologist
Reports from the public: 0 people