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

1980-04-20 00:13:41 UTC

UTC time: Sunday, April 20, 1980 00:13 AM
Your time: 1980-04-20T00:13:41Z
Magnitude Type: ml
USGS page: M 3.4 - Mount St. Helens area, Washington
USGS status: Reviewed by a seismologist
Reports from the public: 0 people