Christchurch (Bournemouth, Christchurch and Poole) Flood Risk

When Has Christchurch (Bournemouth, Christchurch and Poole) Flooded Before?

The Environment Agency holds 9 recorded flood outlines covering Christchurch (Bournemouth, Christchurch and Poole), the most recent dated 14 February 2014.

Absence of a record is not evidence that a place has never flooded — the Environment Agency states that a lack of coverage does not mean an area has never flooded.

What Does Christchurch (Bournemouth, Christchurch and Poole)'s Flood Risk Classification Mean?

5.1% of postcodes in Christchurch (Bournemouth, Christchurch and Poole) sit in Flood Zone 3, the planning band for land with a 1% or greater annual chance of river flooding or 0.5% or greater of sea flooding — and the map that draws it deliberately ignores flood defences.

The flood risk band for rivers and the sea is Low , with 1.7% of homes in a Medium or High band. Unlike the Flood Zone, the band counts the defences that are actually in place, which is why the two can describe the same street differently and both be right.

Flood Zone versus flood risk band: the full comparison

Each district below is one postcode district that falls inside Christchurch (Bournemouth, Christchurch and Poole). The band is the one shared by most of that district's postcodes, so it describes the district rather than a single street — enter a full postcode in the checker for one address. A district can cover more than one town, and the district pages linked from the checker are keyed to the town that holds most of its postcodes.

What Else Is Near Christchurch (Bournemouth, Christchurch and Poole)?

• Flood risk in England How this nation classifies flood risk, and its gaps
• What each flood risk level means The annual chance behind each band word