There are really two options that anyone in this position can take. The first is to give up on the old home and start over, building or buying somewhere else.
The coastline can offer various options for the survivalist, and if I would personally have the chance to select such a survival location, I would go with a sub-tropical, wind-ward
The idea of a large asteroid, along the lines of what is believed to have caused the extinction of the dinosaurs, was a favorite theme of S.F. writers.
If you live in an area that’s prone to earthquakes, you probably don’t want your cache on the other side of a river, with a bridge that might collapse.
In a high-stress environment such as a motorbike accident, plenty of people forget to take important details that will be needed for insurance purposes later.
2020 has taught us that disasters don’t come in neat little packages, totally isolated and presented to us one at a time so that they are easy to handle.