Well... Seattle rises pretty steeply away from the water in only about a block. So, that’s good...
There were places in Alaska that moved up or down as much as 20 feet or more, in the 1964 quake. It happens. The town of Valdez was utterly removed and had to be rebuilt miles away in a new spot.
Sometimes, you just gotta move the town.
On nov 3rd 2002, we had a 7.9 in Alaska. It really moved the ground level too, but you couldn’t see it until late winter when overflow from rivers flooded places that had never flooded before. Some places 15 foot change, but you couldn’t see it standing there.
When the great volcanos of 1902 hit St. Vincent and Martinique, coastal areas in St. Vincent varied by 15’ or more as a result of the eruptions.