[Buff]

Originally Posted by Lubicon

Size/strength wise it doesn't seem out of line with what history suggests. However quakes are relatively infrequent here despite this being a tectonic plate boundary.

https://en.wikipedia.org/wiki/List_o..._the_Caribbean

https://en.wikipedia.org/wiki/Caribbean_Plate

How do they know the magnitude of the quakes in the 1600s, 1700s and 1800s when the scales were developed in the 1900s?