South Hayling Flood Risk
South Hayling has a Low flood risk from rivers and the sea , with 7.5% of homes in a Medium or High band. The nearest gauge is 7.2 km away.
South Hayling has 15,439 residents and 7,849 homes. Ranked 547 of 7,114 in England for rivers and sea flood risk.
What Is The River Level Near South Hayling Right Now?
Read from the Environment Agency flood-monitoring feed at 20 Sept, 14:34 UTC. The highest level on record here is 7.66 m , reached on 8 January 2015.
Why Are Parts Of South Hayling In Flood Zone 3 But Rated Low Risk?
15.6% of postcodes in South Hayling fall in Flood Zone 3, but the flood risk band for rivers and the sea is low. The two maps measure different things: the Flood Zone ignores defences, and the band counts them.
When Has South Hayling Flooded Before?
The Environment Agency holds 2 recorded flood outlines covering South Hayling, the most recent dated 3 November 2005.
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 South Hayling's Flood Risk Classification Mean?
15.6% of postcodes in South Hayling 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 7.5% 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.
South Hayling is one of the places where they disagree most in England: a large share of its postcodes are in Flood Zone 3, yet few of its homes carry a Medium or High band. The gap is the defences — land the planning map must treat as floodplain, behind a barrier that lowers the present-day chance of flooding.
Which Postcode Districts Cover South Hayling?
Each district below is one postcode district that falls inside South Hayling. 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.
| Postcode district | Postcodes here | Rivers and sea band | Surface water addresses |
|---|---|---|---|
| PO11 | 385 | Low | 306 |
What Else Is Near South Hayling?
Other places on the River Lavant, nearest to South Hayling first.