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CM21 9DH Flood Risk Map
CM21 9DH is in a no flood risk area. The nearest medium flood risk area is 79 metres away in CM21 9DJ. Map of CM21 9DH, surrounding postcodes, and their flood risks.
Important: We have taken a single point within CM21 9DH 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.
Nearest flood risk to CM21 9DH by risk level
| Flood Risk | Postcode | Distance | Flood Map |
|---|---|---|---|
High | CM23 3DT | 4.6km | CM23 3DT flood map |
Medium | CM21 9DJ | 79m | CM21 9DJ flood map |
Low | CM21 9JE | 706m | CM21 9JE flood map |
Very Low | CM20 2EG | 3.7km | CM20 2EG flood map |
CM21 9DH geodata
| Easting | 548486 |
|---|---|
| Northing | 215390 |
| Latitude | 51.817417 |
| Longitude | 0.152824 |
Flood maps for places near CM21 9DH
| Place | Distance |
|---|---|
| Sawbridgeworth flood map | 579 m |
| Lower Sheering flood map | 1.1 km |
| Gaston Green flood map | 2.1 km |
| Spellbrook flood map | 2.2 km |
| Little Hallingbury flood map | 2.7 km |
| Thorley Wash flood map | 3.0 km |
| Old Harlow flood map | 3.4 km |
| Churchgate Street flood map | 3.7 km |
| Hatfield Heath flood map | 3.9 km |
| Thorley Street flood map | 3.9 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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