Does CH46 flood?

Yes — parts of the CH46 district carry real flood risk: 1 of its 221 at-risk postcodes reach the Environment Agency's High likelihood band. The CH46 postcode district covers Leasowe and Moreton East, close to Moreton, Upton (Wirral), Hoylake, and surrounding villages in Liverpool City Region.

221 postcodes in the CH46 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 1 high, 2 medium, 23 low, 195 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 CH46 postcodes are at risk?

CH46 6EB up to High CH46 0RS up to Medium CH46 1QT up to Medium CH46 0RT up to Low CH46 1QW up to Low CH46 4TA up to Low CH46 4TB up to Low CH46 4TH up to Low CH46 6AX up to Low CH46 6DG up to Low CH46 6DY up to Low CH46 6FB up to Low CH46 6FD up to Low CH46 6FF up to Low CH46 6FR up to Low CH46 6HG up to Low CH46 6HH up to Low CH46 6HW up to Low CH46 6HZ up to Low CH46 6JH up to Low CH46 7SG up to Low CH46 7SN up to Low CH46 7SX up to Low CH46 7SY up to Low CH46 7SZ up to Low CH46 7TD up to Low CH46 1DW up to Very low CH46 1PA up to Very low CH46 1PB up to Very low CH46 1PD up to Very low CH46 1PE up to Very low CH46 1PF up to Very low CH46 1PG up to Very low CH46 1PH up to Very low CH46 1PJ up to Very low CH46 1PL up to Very low CH46 1PN up to Very low CH46 1PP up to Very low CH46 1PQ up to Very low CH46 1PR up to Very low CH46 1PT up to Very low CH46 1PU up to Very low CH46 1PW up to Very low CH46 1PX up to Very low CH46 1PY up to Very low CH46 1PZ up to Very low CH46 1QB up to Very low CH46 1QD up to Very low CH46 1QE up to Very low CH46 1QF up to Very low CH46 1QG up to Very low CH46 1QH up to Very low CH46 1QJ up to Very low CH46 1QL up to Very low CH46 1QN up to Very low CH46 1QP up to Very low CH46 1QQ up to Very low CH46 1QR up to Very low CH46 1QS up to Very low CH46 1QU up to Very low CH46 1QX up to Very low CH46 1QY up to Very low CH46 1QZ up to Very low CH46 1RA up to Very low CH46 1RB up to Very low CH46 1RD up to Very low CH46 1RE up to Very low CH46 1RF up to Very low CH46 1RG up to Very low CH46 1RH up to Very low CH46 1RJ up to Very low CH46 1RL up to Very low CH46 1RN up to Very low CH46 1RP up to Very low CH46 1RQ up to Very low CH46 1RR up to Very low CH46 1RS up to Very low CH46 1RT up to Very low CH46 1RU up to Very low CH46 1RW up to Very low CH46 1RX up to Very low CH46 1RY up to Very low CH46 1RZ up to Very low CH46 1SA up to Very low CH46 1SG up to Very low CH46 1SL up to Very low CH46 1SN up to Very low CH46 1SR up to Very low CH46 1SS up to Very low CH46 1ST up to Very low CH46 1SU up to Very low CH46 1SW up to Very low CH46 1SX up to Very low CH46 2AB up to Very low CH46 2PL up to Very low CH46 2PN up to Very low CH46 2PP up to Very low CH46 2PQ up to Very low CH46 2QA up to Very low CH46 2QB up to Very low CH46 2QD up to Very low CH46 2QE up to Very low CH46 2QF up to Very low CH46 2QG up to Very low CH46 2QH up to Very low CH46 2QJ up to Very low CH46 2QL up to Very low CH46 2QN up to Very low CH46 2QQ up to Very low CH46 2QR up to Very low CH46 2QS up to Very low CH46 2QT up to Very low CH46 2QU up to Very low CH46 2QW up to Very low CH46 2QX up to Very low CH46 2QY up to Very low CH46 2QZ up to Very low CH46 2RA up to Very low CH46 2RD up to Very low CH46 2RH up to Very low CH46 2RL up to Very low CH46 2RN up to Very low CH46 2RQ up to Very low CH46 2RR up to Very low CH46 2RS up to Very low CH46 2RT up to Very low CH46 2RU up to Very low CH46 2RW up to Very low CH46 2RX up to Very low CH46 2RY up to Very low CH46 2RZ up to Very low CH46 2SA up to Very low CH46 2SB up to Very low CH46 3RA up to Very low CH46 3RB up to Very low CH46 3RD up to Very low CH46 3RF up to Very low CH46 3RG up to Very low CH46 3RH up to Very low CH46 3RJ up to Very low CH46 3RL up to Very low CH46 3RN up to Very low CH46 3RP up to Very low CH46 3RQ up to Very low CH46 3RR up to Very low CH46 3RS up to Very low CH46 3RT up to Very low CH46 3RU up to Very low CH46 3RW up to Very low CH46 3RX up to Very low CH46 3RY up to Very low CH46 3RZ up to Very low CH46 3SA up to Very low CH46 3SB up to Very low CH46 3SD up to Very low CH46 3SE up to Very low CH46 3SF up to Very low CH46 3SG up to Very low CH46 3SH up to Very low CH46 3SJ up to Very low CH46 3SL up to Very low CH46 3SN up to Very low CH46 3SP up to Very low CH46 3SQ up to Very low CH46 3SS up to Very low CH46 3ST up to Very low CH46 3SU up to Very low CH46 3SW up to Very low CH46 3SX up to Very low CH46 3SY up to Very low CH46 3SZ up to Very low CH46 4TD up to Very low CH46 4TG up to Very low CH46 4TL up to Very low CH46 4TP up to Very low CH46 4TT up to Very low CH46 4TU up to Very low CH46 4TZ up to Very low CH46 4UA up to Very low CH46 6BP up to Very low CH46 6DT up to Very low CH46 6EF up to Very low CH46 6FA up to Very low CH46 6FE up to Very low CH46 6FN up to Very low CH46 6JQ up to Very low CH46 7ST up to Very low CH46 7SU up to Very low CH46 7SW up to Very low CH46 8AB up to Very low CH46 8AD up to Very low CH46 8AE up to Very low CH46 8AF up to Very low CH46 8AG up to Very low CH46 8AH up to Very low CH46 8AJ up to Very low CH46 8AL up to Very low CH46 8AN up to Very low CH46 8AP up to Very low CH46 8AQ up to Very low CH46 8SD up to Very low CH46 8SE up to Very low CH46 8SQ up to Very low CH46 8UA up to Very low CH46 8UB up to Very low CH46 8UD up to Very low CH46 8UH up to Very low CH46 8UJ up to Very low CH46 8UL up to Very low CH46 8UN up to Very low CH46 8UQ up to Very low CH46 8UW up to Very low CH46 9AE up to Very low CH46 9AF up to Very low CH46 9PA up to Very low CH46 9PB up to Very low CH46 9PH up to Very low CH46 9PJ up to Very low CH46 9RL up to Very low CH46 9SH up to Very low CH46 9SL up to Very low

Rivers and flooding history near CH46

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

146 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (20 at warning level or above), most recently 5 April 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 CH46? 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

CH45 CH47 CH44 CH48 CH43 CH49 CH42 CH41

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.