Barnham (Arun) Flood Risk

Rivers and the sea Low a 0.1% to 1% chance in any year

Surface water 178 addresses at risk that rivers and sea does not explain — a minimum, not a total

Groundwater Not mapped No national band is published for this source

Reservoirs Not mapped No national band is published for this source

Barnham (Arun) has a Low flood risk from rivers and the sea , with 6% of homes in a Medium or High band. The nearest gauge is 1.2 km away.

Barnham (Arun) has 9,681 residents and 4,368 homes. Ranked 678 of 7,114 in England for rivers and sea flood risk.

What Is The River Level Near Barnham (Arun) Right Now?

1.624 m within its typical range

Gauge: Barnham, Barnham
Distance: 1.2 km from the centre of Barnham (Arun)
Typical range: 1.7 m to 3.2 m
Reading taken: 14 Sept, 10:15 UTC

Read from the Environment Agency flood-monitoring feed at 20 Sept, 14:34 UTC. The highest level on record here is 3.33 m , reached on 11 June 2012.

All gauges on this river

When Has Barnham (Arun) Flooded Before?

The Environment Agency holds 5 recorded flood outlines covering Barnham (Arun), the most recent dated 30 December 1993.

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 Barnham (Arun)'s Flood Risk Classification Mean?

4.8% of postcodes in Barnham (Arun) 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 6% 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

Which Postcode Districts Cover Barnham (Arun)?

Each district below is one postcode district that falls inside Barnham (Arun). 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: every district here overlaps another place, so the checker may name a neighbouring town for some of these postcodes.

Postcode districts covering Barnham (Arun), with the flood risk band shared by most of each district's postcodes. A district can span more than one local area, so its band is a summary and not a property-level answer.
Postcode district	Postcodes here	Rivers and sea band	Surface water addresses
PO20	129	Low	87
PO22	125	Low	84
BN18	39	Medium	7

What Else Is Near Barnham (Arun)?

Other places on the Barnham Rife, nearest to Barnham (Arun) first.

Yapton flood risk 2.7 km away · Low for rivers and the sea

Barnham Rife levels Every gauge and live reading on this river
West Sussex flood risk Every town ranked in this county
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