Does RM15 flood?

Yes — parts of the RM15 district carry real flood risk: 2 of its 11 at-risk postcodes reach the Environment Agency's High likelihood band. The RM15 postcode district covers Aveley and Uplands, close to Upminster, Crayford, Elm Park, and surrounding villages in parts of England and Kent.

11 postcodes in the RM15 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 2 high, 1 medium, 8 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 RM15 postcodes are at risk?

RM15 4HQ up to High RM15 4XU up to High RM15 4YD up to Medium RM15 4DT up to Very low RM15 4EW up to Very low RM15 4XS up to Very low RM15 4XT up to Very low RM15 4YA up to Very low RM15 4YE up to Very low RM15 4YF up to Very low RM15 4YG up to Very low

Rivers and flooding history near RM15

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

Crayford on the River Cray — 6.5 km away, highest on record 1.32m
CRAYFORD GS — 6.6 km away
Hornchurch_Bretons Farm on the River Beam — 6.7 km away, highest on record 1.67m
Hall Place on the River Cray — 7.6 km away, highest on record 1.35m

321 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (38 at warning level or above), most recently 27 August 2026. Warnings cover flood areas, not individual addresses.

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

January 2021 flooding — about 2.8 km from the centre
June 2016 flooding — about 4 km from the centre
February 2014 flooding — about 4.2 km from the centre
February 2007 flooding — about 7 km from the centre

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

🏠 Buying or renting in RM15? 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

RM14 RM16 RM13 RM17 RM12 RM18 RM11 RM19

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.