Chippenham (Wiltshire) Flood Risk

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

Surface water 1,445 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

Chippenham (Wiltshire) has a Low flood risk from rivers and the sea , with 0.4% of homes in a Medium or High band. The nearest gauge is 4 km away.

Chippenham (Wiltshire) has 36,429 residents and 17,113 homes. Ranked 2438 of 7,114 in England for rivers and sea flood risk.

What Is The River Level Near Chippenham (Wiltshire) Right Now?

The nearest gauge is Stanley, 4 km from the centre of Chippenham (Wiltshire), at Tytherton Lucas. Its typical range is 0.401 m to 1.104 m, and the highest level on record is 3.451 m, reached on 20 July 2007.

No current reading has been published for this gauge.

All gauges on this river

When Has Chippenham (Wiltshire) Flooded Before?

The Environment Agency holds 14 recorded flood outlines covering Chippenham (Wiltshire), the most recent dated 30 October 2000.

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 Chippenham (Wiltshire)'s Flood Risk Classification Mean?

1% of postcodes in Chippenham (Wiltshire) 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 0.4% 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 Chippenham (Wiltshire)?

Each district below is one postcode district that falls inside Chippenham (Wiltshire). 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 Chippenham (Wiltshire), 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
SN15	639	Low	945
SN14	374	Low	500

What Else Is Near Chippenham (Wiltshire)?

Other places on the River Marden, nearest to Chippenham (Wiltshire) first.

Calne flood risk 0.2 km away · Low for rivers and the sea

River Marden levels Every gauge and live reading on this river
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