Kuvaka mugero uyu kwakatangwa muna 1954 uye kwakapera muna 1958. Mvura inoyerera kubva mugero uyu yakaita kuti pave nemadhamu nemadhamu uye kuwedzera kwemvura yepasi pevhu kwakakonzera kuti ivhu rive nemunyu.
13-20 km3 yemvura