An estimated <a href="https://en.wikipedia.org/wiki/1730_Valparaíso_earthquake" id="mwPA" rel="mw:WikiLink" title="1730 Valparaíso earthquake">magnitude 8.7 earthquake</a> causes a <a href="https://en.wikipedia.org/wiki/Tsunami" id="mwPQ" rel="mw:WikiLink" title="Tsunami">tsunami</a> that damages more than <span about="#mwt11" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"1000"},"2":{"wt":"km"},"3":{"wt":"mi"},"abbr":{"wt":"on"}},"i":0}}]}' id="mwPg" typeof="mw:Transclusion">1,000</span><span about="#mwt11" typeof="mw:Entity"> </span><span about="#mwt11">km (620</span><span about="#mwt11" typeof="mw:Entity"> </span><span about="#mwt11">mi)</span> of Chile's coastline.