A massive earthquake around San Francisco is unlikely to happen. The lower-magnitude earthquakes that area experiences release crust stress and prevent it from building up to the levels necessary to create a Magnitude 9+ earthquake.
The big one will be further north, leveling Seattle and Portland.
A massive earthquake around San Francisco is unlikely to happen. The lower-magnitude earthquakes that area experiences release crust stress and prevent it from building up to the levels necessary to create a Magnitude 9+ earthquake.
The big one will be further north, leveling Seattle and Portland.