Pedzisa mutsara unotevera: Kuyerera kukuru kwakamborekodhwa kwedhamu kwakaitika muna
Ndira 2011. Musi wa11 Ndira 2011, Wivenhoe Dam yakasvika padanho rayo repamusoro-soro, 191% yemvura yakajairika yekuchengetera mvura, sezvo yakabata mvura yemafashama. Nemhaka yokuti idziva rakavakirwa pachikumbaridzo, harina kugadzirirwa kuti ripfuure nepamusoro paro kana kuti pamusoro paro uye pane ngozi yokuti kana mvura ikapfachukira nepamusoro paro, izvi zvingakanganisa rusvingo rwedamu uye zvingakonzera kuti dhamu rikundikane. Muchiitiko ichi mwero wemvura waizoda kukwira kusvika pa225% yesimba. Kuti izvi zvisaitike, dhamu racho rakagadzirirwa uye rakavakwa kuti riwanewo nzira yechipiri yokubuda nayo mvura. Munguva yokufashukira kwakanyanya mvura yedhamu yakasvika pazasi pokukwirira kwenzira yokuyerera.