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Sunken Marsh Flood Map
Map of Sunken Marsh (Canvey Island, Essex) postcodes and their flood risks. Each postcode is assigned a risk of high, medium, low, or very low, and then plotted on a Sunken Marsh flood map. In the case of Sunken Marsh, all postcodes are very low flood risk.
Status:
High
Medium
Low
Very Low
IMPORTANT: We have taken a single point within a Sunken Marsh postcode using Open Postcode Geo and identified the flood risk area which that point falls within. There maybe other points within the postcode which fall into a different area, and hence have a different risk level.
Flood maps for other places near Sunken Marsh
| Place | Distance |
|---|---|
| Canvey Island flood map | 604 m |
| Newlands flood map | 854 m |
| Leigh Beck flood map | 1.2 km |
| Winter Gardens flood map | 1.5 km |
| Canvey Village flood map | 2.6 km |
| Dutch Village flood map | 2.8 km |
| Hadleigh flood map | 3.1 km |
| Leigh-on-Sea flood map | 3.9 km |
| South Benfleet flood map | 4.0 km |
| Daws Heath flood map | 4.8 km |
Source: Open Flood Risk by Postcode
Licence: Open Government Licence
- Contains OS data © Crown copyright and database right (2026)
- Contains Royal Mail data © Royal Mail copyright and Database right (2026)
- Contains National Statistics data © Crown copyright and database right (2026)
- Data produced by Land Registry © Crown copyright (2026)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2026)
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