Significant Earthquakes Past 30 Days

Today’s Earthquake Fact

Before electronics allowed recordings of large earthquakes, scientists built large spring-pendulum seismometers in an attempt to record the long-period motion produced by such quakes. The largest one weighed about 15 tons. There is a medium-sized one, three stories high, in Mexico City that is still in operation.

Today in Earthquake History


July 2, 1970
M 4.8, Turkey – A moderate earthquake near Sivas, a city of about 110,000 population about 200 miles east of Ankara, took one life and destroyed 150 dwellings. Sivas… Read More

Magnitude 2.5+ Earthquakes Past Day

Real-time & Historical Earthquake Information

Significant Earthquake Archive

Errata for Latest Earthquakes