In Acapulco a tidal wave followed the shock.
The tidal wave of the Southern Ocean, which sweeps uninterruptedly round the globe from east to west, generates a secondary wave between Africa and South America, which travels north at a rate dependent only on the depth of the ocean.
The present city is half a mile north of the site of the old town, which was destroyed by an earthquake and tidal wave in 1746.
In 1868 the town was nearly destroyed by an earthquake, in 1875 by fire, and again in 1877 by earthquakes, a fire and a tidal wave.
It is situated on the right bank of the Seine, the tidal wave of which (mascaret) can be well seen at this point.