Does RG7 flood?

Yes — parts of the RG7 district carry real flood risk: 74 of its 138 at-risk postcodes reach the Environment Agency's High likelihood band. The RG7 postcode district covers Aldermaston, Spencers Wood & Swallowfield, Bucklebury, Theale, close to Calcot, Grazeley, Sulham, and surrounding villages in parts of West Berkshire and Hampshire.

138 postcodes in the RG7 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 74 high, 22 medium, 39 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).

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Which RG7 postcodes are at risk?

RG7 1JH up to High RG7 1LE up to High RG7 1LG up to High RG7 1LW up to High RG7 1NB up to High RG7 1NJ up to High RG7 1NQ up to High RG7 1PT up to High RG7 1QX up to High RG7 1QY up to High RG7 1QZ up to High RG7 1RW up to High RG7 1TB up to High RG7 1TD up to High RG7 1TE up to High RG7 1TG up to High RG7 1TH up to High RG7 1WY up to High RG7 1XS up to High RG7 2LE up to High RG7 2NL up to High RG7 4AA up to High RG7 4AD up to High RG7 4AH up to High RG7 4AJ up to High RG7 4AP up to High RG7 4AQ up to High RG7 4BE up to High RG7 4BG up to High RG7 4BS up to High RG7 4BT up to High RG7 4BW up to High RG7 4GB up to High RG7 4GT up to High RG7 4HG up to High RG7 4HS up to High RG7 4HT up to High RG7 4JS up to High RG7 4JT up to High RG7 4JU up to High RG7 4JX up to High RG7 4LG up to High RG7 4LH up to High RG7 4LQ up to High RG7 4NB up to High RG7 4NG up to High RG7 4PN up to High RG7 4SG up to High RG7 4TF up to High RG7 4UY up to High RG7 4UZ up to High RG7 5BJ up to High RG7 5HH up to High RG7 5HJ up to High RG7 5HL up to High RG7 5HN up to High RG7 5NY up to High RG7 5RD up to High RG7 5RL up to High RG7 5SE up to High RG7 5SF up to High RG7 5SG up to High RG7 5SH up to High RG7 5SQ up to High RG7 5TT up to High RG7 5UU up to High RG7 5XA up to High RG7 5XB up to High RG7 5XD up to High RG7 6BH up to High RG7 6BT up to High RG7 6BX up to High RG7 6EH up to High RG7 6NA up to High RG7 1JL up to Medium RG7 1NP up to Medium RG7 1RB up to Medium RG7 1RD up to Medium RG7 1RZ up to Medium RG7 1SZ up to Medium RG7 1XL up to Medium RG7 2NH up to Medium RG7 3NR up to Medium RG7 4AS up to Medium RG7 4BQ up to Medium RG7 4LB up to Medium RG7 4NL up to Medium RG7 4PL up to Medium RG7 4RA up to Medium RG7 4SA up to Medium RG7 4XE up to Medium RG7 5LR up to Medium RG7 5LT up to Medium RG7 5SA up to Medium RG7 6LS up to Medium RG7 6LX up to Medium RG7 1HY up to Low RG7 1JX up to Low RG7 1LX up to Low RG7 1NE up to Low RG7 1NH up to Low RG7 1NS up to Low RG7 1NX up to Low RG7 1RG up to Low RG7 1RJ up to Low RG7 1XW up to Low RG7 2LG up to Low RG7 2PP up to Low RG7 4AW up to Low RG7 4GA up to Low RG7 4JF up to Low RG7 4JN up to Low RG7 4JR up to Low RG7 4LJ up to Low RG7 4LW up to Low RG7 4LZ up to Low RG7 4PE up to Low RG7 4PF up to Low RG7 4RJ up to Low RG7 4SD up to Low RG7 4SW up to Low RG7 4US up to Low RG7 4UT up to Low RG7 4UU up to Low RG7 4UX up to Low RG7 5HP up to Low RG7 5JB up to Low RG7 5RE up to Low RG7 5SL up to Low RG7 6DA up to Low RG7 6PL up to Low RG7 6PP up to Low RG7 6PR up to Low RG7 6PS up to Low RG7 6PT up to Low RG7 3PA up to Very low RG7 4AG up to Very low RG7 4BB up to Very low

Rivers and flooding history near RG7

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

303 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (60 at warning level or above), most recently 28 March 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 RG7? 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

RG6 RG8 RG5 RG9 RG10 RG4 RG12 RG2

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.