Does DT10 flood?

Yes — parts of the DT10 district carry real flood risk: 9 of its 21 at-risk postcodes reach the Environment Agency's High likelihood band. The DT10 postcode district covers Blackmore Vale, Sturminster Newton, Stalbridge & Marnhull, Beacon, close to Hammoon, Stourpaine, Blandford Forum, and surrounding villages in Dorset.

21 postcodes in the DT10 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 9 high, 4 medium, 8 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 DT10 postcodes are at risk?

Rivers and flooding history near DT10

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

Hammoon on the River Stour — 5 km away, highest on record 3.38m
Stourpaine Havelins on the River Iwerne — 9.7 km away, highest on record 1.56m
Stourpaine on the River Iwerne — 9.8 km away, highest on record 0.63m
Delcombe Wood on the Groundwater Level — 9.9 km away, highest on record 144.31m

232 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (108 at warning level or above), most recently 16 March 2026. Warnings cover flood areas, not individual addresses.

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

Flood Extents_Winter 2013 to 2014 (2014) — about 20.4 km from the centre
Sturminster Newton_Winter 2013 to 2014 (2013) — about 1.5 km from the centre

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

🏠 Buying or renting in DT10? 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

DT11 DT9 DT8 DT7 DT6 DT5 DT4 DT3

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.