Does CW4 flood?

Yes — parts of the CW4 district carry real flood risk: 6 of its 16 at-risk postcodes reach the Environment Agency's High likelihood band. The CW4 postcode district covers Dane Valley, Brereton Rural, close to Wheelock, Wimboldsley Green, Davenham, and surrounding villages in parts of Cheshire East and Cheshire West and Chester.

16 postcodes in the CW4 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 6 high, 3 medium, 7 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 CW4 postcodes are at risk?

CW4 7DT up to High CW4 7LY up to High CW4 8AU up to High CW4 8EE up to High CW4 8EF up to High CW4 8JR up to High CW4 7DS up to Medium CW4 7HJ up to Medium CW4 8FB up to Medium CW4 7DE up to Low CW4 7HX up to Low CW4 7JT up to Low CW4 7LJ up to Low CW4 7NB up to Low CW4 8AN up to Low CW4 8BE up to Low

Rivers and flooding history near CW4

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

Wheelock Crewe Road on the River Wheelock — 8.3 km away, highest on record 1.75m
Ashbrook on the River Weaver — 9.8 km away, highest on record 4.42m
Rudheath on the River Dane — 10.2 km away, highest on record 4.20m
Congleton Park on the River Dane — 10.9 km away, highest on record 1.35m

20 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (1 at warning level or above), most recently 1 January 2025. Warnings cover flood areas, not individual addresses.

No recorded flood extent is mapped near this district's centre. No recorded outline near the district means no flood was mapped here, which is not evidence none happened: the Environment Agency mapped only some floods, mapping effort rose sharply after about 2000, and surface-water flooding is largely absent from this record.

🏠 Buying or renting in CW4? 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

CW3 CW5 CW2 CW6 CW1 CW7 CW8 CW9

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.