Does CO16 flood?

Yes — parts of the CO16 district carry real flood risk: 34 of its 83 at-risk postcodes reach the Environment Agency's High likelihood band. The CO16 postcode district covers St Osyth, Little Clacton, Thorpe, Beaumont & Great Holland, Weeley & Tendring, close to Clacton-On-Sea, Wivenhoe, and surrounding villages in Essex.

83 postcodes in the CO16 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 34 high, 12 medium, 31 low, 6 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 CO16 postcodes are at risk?

CO16 0AD up to High CO16 0DP up to High CO16 0HJ up to High CO16 0NL up to High CO16 8EP up to High CO16 8ET up to High CO16 8EW up to High CO16 8EX up to High CO16 8EZ up to High CO16 8HN up to High CO16 8LL up to High CO16 8LN up to High CO16 8LU up to High CO16 8LW up to High CO16 8LX up to High CO16 8LZ up to High CO16 8NA up to High CO16 8NG up to High CO16 8RX up to High CO16 8SG up to High CO16 8SJ up to High CO16 8SX up to High CO16 8TA up to High CO16 8TB up to High CO16 9AS up to High CO16 9AT up to High CO16 9DH up to High CO16 9ES up to High CO16 9FN up to High CO16 9LP up to High CO16 9NU up to High CO16 9PH up to High CO16 9QL up to High CO16 9QP up to High CO16 0HH up to Medium CO16 0HL up to Medium CO16 8EU up to Medium CO16 8GT up to Medium CO16 8LD up to Medium CO16 8LE up to Medium CO16 8LG up to Medium CO16 8SL up to Medium CO16 8SP up to Medium CO16 8SW up to Medium CO16 9ET up to Medium CO16 9QX up to Medium CO16 8FQ up to Low CO16 8HH up to Low CO16 8HJ up to Low CO16 8JG up to Low CO16 8LB up to Low CO16 8LF up to Low CO16 8LJ up to Low CO16 8NJ up to Low CO16 8NL up to Low CO16 8NN up to Low CO16 8NP up to Low CO16 8NS up to Low CO16 8NT up to Low CO16 8PR up to Low CO16 8SD up to Low CO16 8SH up to Low CO16 8SR up to Low CO16 8SS up to Low CO16 8ST up to Low CO16 8SU up to Low CO16 8SZ up to Low CO16 8YN up to Low CO16 8YS up to Low CO16 9AP up to Low CO16 9AW up to Low CO16 9NZ up to Low CO16 9PJ up to Low CO16 9QF up to Low CO16 9QS up to Low CO16 9QZ up to Low CO16 9RP up to Low CO16 0BB up to Very low CO16 0HD up to Very low CO16 0NJ up to Very low CO16 8BG up to Very low CO16 8ES up to Very low CO16 8SE up to Very low

Rivers and flooding history near CO16

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

15 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (15 at warning level or above), most recently 24 November 2023. 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 CO16? 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

CO15 CO14 CO13 CO12 CO11 CO10 CO9 CO8

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.