Two <a href="https://en.wikipedia.org/wiki/List_of_earthquakes_in_New_Zealand" id="mwAT8" rel="mw:WikiLink" title="List of earthquakes in New Zealand">earthquakes affect New Zealand</a>. A 7.0 <span about="#mwt62" data-mw='{"parts":[{"template":{"target":{"wt":"M","href":"./Template:M"},"params":{"1":{"wt":"w"}},"i":0}}]}' id="mwAUA" typeof="mw:Transclusion">M</span><sub about="#mwt62">w</sub><span about="#mwt62" typeof="mw:Entity"> </span><link about="#mwt62" href="./Category:Articles_using_Mw_magnitude_scale" id="mwAUE" rel="mw:PageProp/Category"/> shock (intensity VI (<i id="mwAUI">Strong</i>)) in the <a href="https://en.wikipedia.org/wiki/South_Island" id="mwAUM" rel="mw:WikiLink" title="South Island">South Island</a> was followed nine hours later by a 6.4 <span about="#mwt63" data-mw='{"parts":[{"template":{"target":{"wt":"M","href":"./Template:M"},"params":{"1":{"wt":"w"}},"i":0}}]}' id="mwAUQ" typeof="mw:Transclusion">M</span><sub about="#mwt63">w</sub><span about="#mwt63" typeof="mw:Entity"> </span><link about="#mwt63" href="./Category:Articles_using_Mw_magnitude_scale" id="mwAUU" rel="mw:PageProp/Category"/> event (intensity VII (<i id="mwAUY">Very strong</i>)) in the North Island.