Alert and careful we can do but being clever in volcanology involves complexities that are unfathomable. We can know historic frequencies of eruptions and a few earthquakes from tsunami evidence but we do not know the breaking point of quadrillions of tons of subterranean rock features or even the actual forces on rock structures.

The action movie San Andreas features a earth scientist Paul Giamati who unlocks the secret. That's when I lost my suspension of belief.

I'll get back to your data page after I sign in to google.