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Does CM8 flood?

Yes — parts of the CM8 district carry real flood risk: 19 of its 41 at-risk postcodes reach the Environment Agency's High likelihood band. The CM8 postcode district covers Hatfield Peverel & Terling, Silver End & Cressing, close to Witham, Rivenhall End, Stisted, and surrounding villages in Essex.

41 postcodes in the CM8 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 19 high, 9 medium, 13 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 CM8 postcodes are at risk?

CM8 1BP up to High CM8 1FZ up to High CM8 1HD up to High CM8 1HF up to High CM8 1SA up to High CM8 1SF up to High CM8 1XS up to High CM8 1XT up to High CM8 1XW up to High CM8 1ZG up to High CM8 3DS up to High CM8 3EU up to High CM8 3EX up to High CM8 3JB up to High CM8 3JQ up to High CM8 3LH up to High CM8 3PG up to High CM8 3QY up to High CM8 3XP up to High CM8 1AE up to Medium CM8 1BA up to Medium CM8 1BE up to Medium CM8 1BT up to Medium CM8 1BU up to Medium CM8 1BW up to Medium CM8 1DN up to Medium CM8 1QS up to Medium CM8 1XJ up to Medium CM8 1AU up to Low CM8 1DD up to Low CM8 1DE up to Low CM8 1HS up to Low CM8 1JF up to Low CM8 1RR up to Low CM8 1RS up to Low CM8 1SH up to Low CM8 2HD up to Low CM8 2HE up to Low CM8 2JU up to Low CM8 3EZ up to Low CM8 3HB up to Low

Rivers and flooding history near CM8

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

90 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (43 at warning level or above), most recently 16 February 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 CM8? 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

CM7 CM9 CM6 CM11 CM5 CM12 CM4 CM13

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.