Does SG8 flood?

Yes — parts of the SG8 district carry real flood risk: 61 of its 91 at-risk postcodes reach the Environment Agency's High likelihood band. The SG8 postcode district covers Bassingbourn, Melbourn, Foxton, The Mordens, close to Whaddon, Wimpole, Haslingfield, and surrounding villages in Cambridgeshire.

91 postcodes in the SG8 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 61 high, 7 medium, 23 low. A postcode not listed here has no properties in any recorded risk band (which is good news, but never proof it cannot flood).

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Which SG8 postcodes are at risk?

SG8 0EE up to High SG8 0EN up to High SG8 0PH up to High SG8 5HR up to High SG8 5HS up to High SG8 5HT up to High SG8 5HY up to High SG8 5JD up to High SG8 5JF up to High SG8 5JL up to High SG8 5JN up to High SG8 5JP up to High SG8 5JQ up to High SG8 5LD up to High SG8 5LE up to High SG8 5LF up to High SG8 5ND up to High SG8 5NE up to High SG8 5NH up to High SG8 5NX up to High SG8 5NY up to High SG8 5NZ up to High SG8 5PA up to High SG8 5PB up to High SG8 5PD up to High SG8 5PE up to High SG8 5PJ up to High SG8 5PP up to High SG8 5PS up to High SG8 5PZ up to High SG8 5QB up to High SG8 5QJ up to High SG8 5RP up to High SG8 5RS up to High SG8 5SG up to High SG8 5SN up to High SG8 5SP up to High SG8 5SQ up to High SG8 6EZ up to High SG8 6GG up to High SG8 6GN up to High SG8 6GP up to High SG8 6LZ up to High SG8 6PP up to High SG8 6QJ up to High SG8 6RA up to High SG8 7PN up to High SG8 7PU up to High SG8 7PZ up to High SG8 7QS up to High SG8 7RY up to High SG8 7SD up to High SG8 7ST up to High SG8 7SU up to High SG8 7SX up to High SG8 7TS up to High SG8 7TT up to High SG8 7TU up to High SG8 7WA up to High SG8 9RG up to High SG8 9RH up to High SG8 0DA up to Medium SG8 0ER up to Medium SG8 7QT up to Medium SG8 7RF up to Medium SG8 7SE up to Medium SG8 7TR up to Medium SG8 8RE up to Medium SG8 0AA up to Low SG8 0AD up to Low SG8 0EQ up to Low SG8 0EY up to Low SG8 0HP up to Low SG8 0LE up to Low SG8 5HZ up to Low SG8 5JG up to Low SG8 5QQ up to Low SG8 5RR up to Low SG8 5YR up to Low SG8 6LG up to Low SG8 6NU up to Low SG8 6PA up to Low SG8 6QG up to Low SG8 7PD up to Low SG8 7SA up to Low SG8 7SB up to Low SG8 7TJ up to Low SG8 7TP up to Low SG8 8EQ up to Low SG8 8NA up to Low SG8 8SD up to Low

Rivers and flooding history near SG8

The rivers that matter here, each monitored live on FloodRadar:

63 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006, most recently 16 February 2026. Warnings cover flood areas, not individual addresses.

Recorded flood extents near the district (Environment Agency record):

Records, not floods: no outline on the record is not evidence a place has not flooded.

🏠 Buying or renting in SG8? The full property flood-risk report covers any postcode here — the official likelihood band, every recorded flood nearby with distances, warning history year by year, how the local rivers behave, and an insurance outlook, print-ready for £19. See what's in the report →

Flood risk in nearby postcode districts

SG7 SG9 SG10 SG6 SG11 SG5 SG12 SG4

Band = the worst likelihood band of any property in that postcode (EA Risk of Flooding from Rivers & Sea, defence-adjusted, area-level). Check any postcode in detail — or get the full £19 property report — at the property flood-risk report. © 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.