Does UB6 flood?

Yes — parts of the UB6 district carry real flood risk: 35 of its 61 at-risk postcodes reach the Environment Agency's High likelihood band. The UB6 postcode district covers Central Greenford, Perivale, Dormers Wells, close to Greenford, Norwood Green, Southall, and surrounding villages in parts of Greater London and Surrey.

61 postcodes in the UB6 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 35 high, 13 medium, 13 low. A postcode not listed here has no properties in any recorded risk band (which is good news, but never proof it cannot flood).

Free preview first · full report £19

Which UB6 postcodes are at risk?

UB6 8AS up to High UB6 8PR up to High UB6 8QR up to High UB6 8QS up to High UB6 8RF up to High UB6 8RG up to High UB6 8RJ up to High UB6 8RL up to High UB6 8RQ up to High UB6 8RY up to High UB6 8RZ up to High UB6 8SA up to High UB6 8SR up to High UB6 8SS up to High UB6 8TH up to High UB6 8TL up to High UB6 8UT up to High UB6 8XP up to High UB6 8YT up to High UB6 9AA up to High UB6 9AB up to High UB6 9AD up to High UB6 9BQ up to High UB6 9FP up to High UB6 9JP up to High UB6 9JR up to High UB6 9JS up to High UB6 9JT up to High UB6 9JX up to High UB6 9LW up to High UB6 9NX up to High UB6 9NZ up to High UB6 9SJ up to High UB6 9SL up to High UB6 9UH up to High UB6 8HL up to Medium UB6 8PS up to Medium UB6 8QD up to Medium UB6 8RH up to Medium UB6 8RP up to Medium UB6 8RS up to Medium UB6 8SB up to Medium UB6 8SN up to Medium UB6 8TG up to Medium UB6 8TJ up to Medium UB6 8XF up to Medium UB6 8XG up to Medium UB6 9NE up to Medium UB6 8DH up to Low UB6 8DP up to Low UB6 8EJ up to Low UB6 8EL up to Low UB6 8GA up to Low UB6 8HH up to Low UB6 8NJ up to Low UB6 8NQ up to Low UB6 8PY up to Low UB6 8RR up to Low UB6 8RU up to Low UB6 8TQ up to Low UB6 8XW up to Low

Rivers and flooding history near UB6

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

1,321 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (26 at warning level or above), most recently 29 September 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 UB6? 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

UB5 UB7 UB4 UB8 UB3 UB9 UB10 UB2

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.