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Rainwater flooding

Proven
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Issue

Flood hazard

An increased flood hazard because the flood defence does not meet the requirements and/or due to extreme conditions.

During heavy rainfall, measures have to be taken to reduce the water level of the Rotte river to prevent flooding in Rotterdam.

Solution

Eendragtspolder

The Eendragtspolder is an area of 300 hectare which can be used to store water during extreme rainfall periods. The area can store more then four million m³ water. To prevent flooding of the city of Rotterdam, the water storage is used when the water level of the Rotte river is to high.

Eendragtspolder

Pros

  • Combining water storage, nature and recreation.

Characteristics

  1. Topic Water safety
  2. Development state 10: Proven in operational situation
  3. Setting type Natural area
  4. Water type Rainwater, Surface water
  5. Project period 1-3 years