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Does SP4 9RU flood?

Netheravon, Wiltshire

Up to Low likelihood

Properties in SP4 9RU sit in the Environment Agency's Low flood-likelihood band (worst property). The band is the worst found in the postcode — it describes the land around properties (defence-adjusted, rivers & sea), not any single address, and not today's conditions.

Likelihood bandAnnual chancePropertiesOf which homes
Highgreater than 3.3%00
Medium1% – 3.3%00
Low0.1% – 1%10
Very lowbelow 0.1%00

Over a 25-year mortgage, a property in a low-likelihood area has a 2–22% chance of flooding at least once.

The ground around SP4 9RU

The ground here sits at about 82 m above sea level and falls 22 m across the surrounding 800 m. Surface water reaching this point runs off ground lying to the south-south-west, 1.2 m higher.

Shaded relief map of the ground around SP49RU, computed from Environment Agency LiDAR. The ground here sits at about 82 m above sea level and falls 22 m across the surrounding 800 m. Surface water reaching this point runs off ground lying to the south-south-west, 1.2 m higher.
Shaded relief of the bare ground within about 400 m of SP4 9RU, computed from the Environment Agency's published LiDAR terrain survey. The ring marks the postcode centre, not a property. This shows the shape of the land, not a flood map — it does not include drains, culverts, walls or kerbs, and the official likelihood band above is the authoritative figure. © Environment Agency copyright and/or database right 2022. All rights reserved.
Instant access · no account needed · 14-day money-back guarantee or see the free preview first
Get the full flood report for SP4 9RU — £19 Free preview first · instant access · no account needed The detail below — flood history, warnings, rivers, overflows — is part of FloodRadar's property flood-risk report. The official band above is free; the preview shows more before you decide.

Inside the full report for SP4 9RU

FloodRadarProperty Flood-Risk Report
SP4 9RU
Moderate flood risk — investigate further

Because properties in the low likelihood band; 82 official warnings since 2006.

C Today — indicative grade (A best → E)
··· By the 2050s — EA climate scenario (in the full report)
⚑ Official warning within 10 km: Yes ⚑ Recorded flood nearby: No ⚑ Flood defences within 500 m: Yes ⚑ In flood zone 2 or 3: ···
Rivers & sea
Up to Low
Surface water
···
Groundwater
Not assessed
Historic flooding
None within ~1 km
Warning history · flood map with building picker · 2050s view · insurance outlook · every dataset receipt — 18 sections

Flood-risk map of this area

Environment Agency flood-likelihood cells
High (>3.3%/yr) Medium Low Very low Marker = postcode centre Base map © OpenStreetMap contributors

The map above shows the real EA rivers & sea likelihood cells around SP4 9RU. The small panels are illustrative previews of the report's per-layer map views — the full report draws each layer for real, plus recorded extents, defences and a building picker on an interactive map.

Official flood warnings near SP4 9RU

82
flood alerts & warnings within 10 km since 2011
23
of them full flood warnings or severe warnings
2026
most recent warning nearby (2026-04-06)

Warnings cover flood areas, not individual addresses.

Named storms that brought flooding here

2013-14 UK winter floods (2013, 5 warnings nearby) · Henk (2024, 3 warnings nearby) · Chandra (2026, 2 warnings nearby) · Herminia (2025, 2 warnings nearby)

The rivers that matter for SP4 9RU

GaugeRiverDistanceTypical highHighest on record
Amesbury River Avon 7.2 km 0.70 m 1.03 m
Upavon East River Avon 7.5 km 0.60 m 1.04 m
Upavon West River Avon 7.5 km 0.70 m 1.14 m
Everleigh Groundwater Level 7.5 km 135.00 m 135.48 m

Live levels, predictions and rain-response behaviour are on each gauge's page and in the property report.

Flood defences

10 mapped flood-defence assets within 500 m — nearest ~205 m (natural high ground). Defences reduce risk, never remove it.

What the full property report adds

The interactive flood-risk map with a building picker (your exact house, not the postcode), the 2050s climate view, surface-water and planning flood zones at your building, exact recorded-flood distances, year-by-year warning charts, watercourses including culverted streams, an insurance outlook with the Flood Re rules, and a printable document with every dataset receipt — start with the free preview, unlock for £19.

Flood risk at nearby postcodes

SP4 9DB up to Low SP4 9DP up to High SP4 9DR up to High SP4 9DY up to Low SP4 9DZ up to Medium SP4 9EA up to Low SP4 9PE up to Medium SP4 9PY up to Medium SP4 9QB up to High SP4 9RX up to Medium

At-risk postcodes near SP4 9RU — all in the SP4 district.

© Environment Agency copyright and/or database right 2025. All rights reserved. Some features of this map are based on digital spatial data from the Centre for Ecology & Hydrology, © NERC (CEH). © Crown Copyright and Database Rights 2025 OS AC0000807064. This product is produced in part from PAF® and Multiple Residence Data, the copyright in which is owned by Royal Mail Group Limited and/or Royal Mail Group plc. All rights reserved. Licence number AC0000807064. Place names: Contains OS data © Crown copyright and database rights 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Contains National Statistics data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0. Recorded Flood Outlines and warning history © Environment Agency copyright and/or database right 2025. Storm-overflow figures: EA Event Duration Monitoring. Flood defences © Environment Agency (OGL v3). This page summarises public area-level data — it is not a flood-risk survey and not a substitute for the official GOV.UK service. All data sources & licences. More postcodes: the SP4 district.