Does RG28 flood?

Yes — parts of the RG28 district carry real flood risk: 18 of its 33 at-risk postcodes reach the Environment Agency's High likelihood band. The RG28 postcode district covers Evingar, close to Whitchurch, Hurstbourne Priors, St Mary Bourne, and surrounding villages in Hampshire.

33 postcodes in the RG28 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 18 high, 3 medium, 12 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 RG28 postcodes are at risk?

Rivers and flooding history near RG28

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

Whitchurch Side on the River Test — 0.2 km away, highest on record 0.43m
Whitchurch Main on the River Test — 0.3 km away, highest on record 0.41m
Hurstbourne Priors on the Bourne Rivulet — 3 km away, highest on record 0.88m
St Mary Bourne on the Bourne Rivulet — 4.9 km away, highest on record 78.89m

92 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (17 at warning level or above), most recently 1 April 2026. Warnings cover flood areas, not individual addresses.

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

River Test Aerial Photography (2014) — about 5 km from the centre
Winter1995_Upper Test_Aerial(132) (1995) — about 0.7 km from the centre
Winter1995_Bourne Rivulet_Aerial(72) (1995) — about 2.9 km from the centre
Winter1995_Upper Test_Aerial(63) (1995) — about 1.2 km from the centre

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

🏠 Buying or renting in RG28? 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

RG27 RG29 RG26 RG30 RG25 RG31 RG24 RG22

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.