Wymondham (South Norfolk) Flood Risk

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

Surface water 1,036 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

Wymondham (South Norfolk) has a Low flood risk from rivers and the sea , with 0% of homes in a Medium or High band. The nearest gauge is 1.3 km away.

Wymondham (South Norfolk) has 16,642 residents and 8,137 homes. Ranked 3078 of 7,114 in England for rivers and sea flood risk.

What Is The River Level Near Wymondham (South Norfolk) Right Now?

The nearest gauge is Wymondham, 1.3 km from the centre of Wymondham (South Norfolk), at Wymondham (South Norfolk). Its typical range is 1.156 m to 2.15 m, and the highest level on record is 3.101 m, reached on 24 December 2020.

No current reading has been published for this gauge.

All gauges on this river

What Does Wymondham (South Norfolk)'s Flood Risk Classification Mean?

0% of postcodes in Wymondham (South Norfolk) 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 0% 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 Wymondham (South Norfolk)?

Each district below is one postcode district that falls inside Wymondham (South Norfolk). 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 districts covering Wymondham (South Norfolk), 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
NR18	426	Low	1,036

What Else Is Near Wymondham (South Norfolk)?

River Tiffey levels Every gauge and live reading on this river
Norfolk 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