These tributaries originally joined Chino only during extreme floods.
Measures for protection against extreme floods of low frequency are seldom economically feasible.
Continuous occurrence of high intensity rainfall for a few days is the primary factor contributing to the extreme floods in the State.
This process occurs as often as necessary and in the event of an extreme flood, the spillway can be used.
At times of extreme floods (about every 10 years) this road link is cut by floods.
Bangladesh, in particular, frequently experiences drought during the dry season and regularly suffers extreme floods during the monsoon.
The second paper looks at a specific event, a series of extreme floods that took place in England and Wales in the year 2000.
They cannot control extreme floods, they have only made medium-level floods less frequent.
Following a series of extreme floods in the past, numerous Member States and regions have already made significant progress in flood management.
Her experiences were the inspiration behind last year's Rally for Relief, a charity she set up to raise funds when extreme floods hit Queensland this time last year.