events

The 8.2 Mw Valparaíso earthquake hits central Chile, killing 3,882 people.

Seismic magnitude scales

Scales to describe earthquake strength

Seismic magnitude scales are used to describe the overall strength or "size" of an earthquake. These are distinguished from seismic intensity scales that categorize the intensity or severity of ground shaking (quaking) caused by an earthquake at a given location. Magnitudes are…
Source: Wikipedia (CC BY-SA)

1906 Valparaíso earthquake

8.2 Mw earthquake in Chile

The 1906 Valparaíso earthquake hit Valparaíso, Chile, on August 16 at 19:55 local time. Its epicenter was offshore from the Valparaíso Region, and its magnitude was estimated at 8.2 Mw. This earthquake occurred thirty minutes after the 1906 Aleutian Islands earthquake.
Source: Wikipedia (CC BY-SA)