<page_title> Water speed record </page_title> <section_title> Record holders </section_title> <table> <cell> 276.33 mph (444.71 km/h) <col_header> Speed </col_header> </cell> <cell> Bluebird K7 <col_header> Craft </col_header> </cell> <cell> United Kingdom Donald Campbell <col_header> Captain(s) </col_header> </cell> <cell> Lake Dumbleyung <col_header> Location </col_header> </cell> <cell> 31 December 1964 <col_header> Date </col_header> </cell> </table>
Campbell's K7 is with 444.71 km/h (276.33 mph) at Lake Dumbleyung in 1964.