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Does NN6 9TD flood?

Not in an at-risk area

NN6 9TD has no properties in any Environment Agency recorded flood-risk band. That is good news — but it is area-level and never proof a place cannot flood (surface-water and sewer flooding are assessed separately). See the at-risk postcodes in NN6 or get the full picture below.

The ground around NN6 9TD

The ground here sits at about 139 m above sea level and falls 15 m across the surrounding 800 m. Surface water reaching this point runs off ground lying to the north, 1.4 m higher.

Shaded relief map of the ground around NN69TD, computed from Environment Agency LiDAR. The ground here sits at about 139 m above sea level and falls 15 m across the surrounding 800 m. Surface water reaching this point runs off ground lying to the north, 1.4 m higher.
Shaded relief of the bare ground within about 400 m of NN6 9TD, 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.
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Get the full flood report for NN6 9TD — £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 NN6 9TD

FloodRadarProperty Flood-Risk Report
NN6 9TD
Moderate flood risk — investigate further

Because 2 recorded floods nearby; 125 official warnings since 2006.

A 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: Yes ⚑ Flood defences within 500 m: No ⚑ In flood zone 2 or 3: ···
Rivers & sea
···
Surface water
···
Groundwater
Not assessed
Historic flooding
Recorded nearby
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 NN6 9TD. 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 NN6 9TD

125
flood alerts & warnings within 10 km since 2007
78
of them full flood warnings or severe warnings
2026
most recent warning nearby (2026-02-07)

Warnings cover flood areas, not individual addresses.

Recorded floods near this postcode

DateRecorded floodApprox. distance
Apr 1998 LNA_1998_April_River Nene_d/s Northampton ~14.4 km
Mar 1947 LNA_1947_March_River Nene_d/s Northampton ~15.0 km

EA Recorded Flood Outlines — absence of a record never proves a place has not flooded. The full report tests whether any extent covered the exact spot.

Named storms that brought flooding here

2013-14 UK winter floods (2013, 8 warnings nearby) · Bert (2024, 5 warnings nearby) · Henk (2024, 3 warnings nearby) · Conall (2024, 2 warnings nearby)

The rivers that matter for NN6 9TD

GaugeRiverDistanceTypical highHighest on record
Slade Brook River Ise 6.9 km 1.30 m 2.07 m
Harrowden River Ise 7.1 km 1.17 m 1.61 m
GREAT HARROWDEN GS — 7.2 km — —
Brixworth River Nene 9.0 km 1.50 m 2.49 m

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

Storm overflows within 5 km

OverflowDischarges intoDistanceSpillsHours
Hardwick Meadow Fields Cso Trib Of The River Ise 2.8 km 5 (2024) 6
Walgrave (ex Stw) Pumping Station Walgrave Brook 3.0 km 148 (2024) 2,936
Holcot Sps Trib Brixworth Branch Of R Nen 3.5 km 58 (2024) 596
Lt Harrowden Sso (6503) Trib River Nene 4.0 km 109 (2024) 834

Official annual EDM figures — a water-quality signal for local watercourses, not a property flood-risk factor.

Flood defences

No mapped flood-defence assets within 500 m of the postcode centre. 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

NN6 9HA up to High NN6 9LY up to High NN6 9NU up to Low NN6 9PH up to Medium NN6 9QB up to Medium NN6 9QF up to High NN6 9RB up to High NN6 9SJ up to High NN6 9SU up to Low NN6 9SX up to High

At-risk postcodes near NN6 9TD — all in the NN6 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. 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 NN6 district.