Flooding is the most common natural hazard in Canterbury. Three main types of flooding affect our low-lying region - river flooding, local runoff flooding and coastal overtopping.
Canterbury floods May-June 2021
View current flood response works, along with the latest updates on the situation around the region.
Causes of flooding
Flooding is the most common natural hazard in Canterbury. What causes it and how do most floods originate?
If one area experiences a 1-in-100 year flood, why can it happen again the next year?
The mysteries of probabilities explained.
Find out how floodplain management in Canterbury has evolved and what we are doing to reduce the cost of future flood events.
Reports and investigations
Floodplain strategies, technical investigations, modelling and historic flood reports.