<page_title> List of earthquakes in 1972 </page_title> <section_title> By magnitude </section_title> <table> <cell> 7.1 <col_header> Magnitude </col_header> </cell> <cell> Tonga Tonga <col_header> Location </col_header> </cell> <cell> 222.1 <col_header> Depth (km) </col_header> </cell> <cell> May 22 <col_header> Date </col_header> </cell> </table>
A magnitude 7.1 earthquake struck Tonga on May 22 at a depth of 222.1 km.