Flood Risk in SE18 3LW

London, Greater London

Low flood risk area
No properties in this postcode are within EA flood zones 2 or 3.
Total properties 45
Flood Zone 2 0
Flood Zone 3 0

Check long-term flood risk on GOV.UK →

Active Flood Warnings

Flood Alert
Ravensbourne area in the London Boroughs of Lewisham, Bromley, Greenwich and Croydon · 26 Aug 2026 20:16

High river levels tomorrow morning may lead to flooding.  Flooding is possible on 27 August 2026 from 05:00- 09:00.  Locations most affected will be low lying land and roads near rivers.  We are close…

Frequently Asked Questions

Is SE18 3LW in a flood zone?

No properties in SE18 3LW are within an Environment Agency flood zone. This postcode has a low risk of flooding from rivers and the sea.

Are there any active flood warnings near SE18 3LW?

Yes, there is currently 1 active flood warning in the area. Check the Environment Agency website for the latest updates.

How can I check the flood risk for a property in SE18 3LW?

You can check flood risk on PropertyPulse by viewing any property page in SE18 3LW, which shows the flood zone status. You can also use the GOV.UK long-term flood risk checker at check-long-term-flood-risk.service.gov.uk.

Where is SE18 3LW located?

SE18 3LW is located in London, Greater London, England.