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Does PO10 flood?

Yes — parts of the PO10 district carry real flood risk: 60 of its 107 at-risk postcodes reach the Environment Agency's High likelihood band. The PO10 postcode district covers Southbourne, Emsworth, Westbourne, close to Havant, Bosham, Denmead, and surrounding villages in parts of West Sussex and Hampshire.

107 postcodes in the PO10 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 60 high, 17 medium, 27 low, 3 very 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 PO10 postcodes are at risk?

PO10 7AD up to High PO10 7AT up to High PO10 7AY up to High PO10 7AZ up to High PO10 7BD up to High PO10 7BE up to High PO10 7BG up to High PO10 7BJ up to High PO10 7BL up to High PO10 7BP up to High PO10 7BT up to High PO10 7BU up to High PO10 7DR up to High PO10 7DS up to High PO10 7DW up to High PO10 7DZ up to High PO10 7EB up to High PO10 7EP up to High PO10 7EQ up to High PO10 7ER up to High PO10 7ES up to High PO10 7EU up to High PO10 7JD up to High PO10 7JX up to High PO10 7NH up to High PO10 7SU up to High PO10 8AA up to High PO10 8AB up to High PO10 8AD up to High PO10 8AE up to High PO10 8AF up to High PO10 8AG up to High PO10 8AP up to High PO10 8AU up to High PO10 8BP up to High PO10 8BS up to High PO10 8BT up to High PO10 8BX up to High PO10 8BY up to High PO10 8DA up to High PO10 8DE up to High PO10 8DF up to High PO10 8DH up to High PO10 8DN up to High PO10 8DR up to High PO10 8DS up to High PO10 8ES up to High PO10 8FU up to High PO10 8SL up to High PO10 8SN up to High PO10 8SP up to High PO10 8SR up to High PO10 8SW up to High PO10 8TD up to High PO10 8TG up to High PO10 8UA up to High PO10 8UE up to High PO10 8UJ up to High PO10 8UL up to High PO10 8XD up to High PO10 7EH up to Medium PO10 7EX up to Medium PO10 7JE up to Medium PO10 7RN up to Medium PO10 8AL up to Medium PO10 8AQ up to Medium PO10 8BW up to Medium PO10 8BZ up to Medium PO10 8DD up to Medium PO10 8EB up to Medium PO10 8ED up to Medium PO10 8EG up to Medium PO10 8EP up to Medium PO10 8HS up to Medium PO10 8JB up to Medium PO10 8TX up to Medium PO10 8UH up to Medium PO10 7DT up to Low PO10 7EA up to Low PO10 7ED up to Low PO10 7EG up to Low PO10 7HG up to Low PO10 7QY up to Low PO10 8BA up to Low PO10 8DL up to Low PO10 8DT up to Low PO10 8DU up to Low PO10 8DY up to Low PO10 8EE up to Low PO10 8EH up to Low PO10 8EJ up to Low PO10 8FA up to Low PO10 8FF up to Low PO10 8JR up to Low PO10 8RT up to Low PO10 8SE up to Low PO10 8SF up to Low PO10 8SH up to Low PO10 8SJ up to Low PO10 8SQ up to Low PO10 8ST up to Low PO10 8TH up to Low PO10 8UB up to Low PO10 8UG up to Low PO10 8DB up to Very low PO10 8EL up to Very low PO10 8EN up to Very low

Rivers and flooding history near PO10

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

665 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (92 at warning level or above), most recently 20 March 2026. Warnings cover flood areas, not individual addresses.

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

🏠 Buying or renting in PO10? 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

PO11 PO9 PO12 PO8 PO13 PO7 PO14 PO6

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.