Environment Agency051WACDV4CEast Anglia
The Essex coast from Clacton to and including, St Peters Flat and the Colne and Blackwater estuaries: flood history since 2008
The Environment Agency has issued 400 flood alerts for The Essex coast from Clacton to and including, St Peters Flat and the Colne and Blackwater estuaries since 16 Nov 2008, most often in September; the busiest year was 2012 (92). The history file ends in June 2026; AreaZine's record of the live feed adds 10 since 1 July 2026.
Flood alerts only
The flood area
- Flood area
- The Essex coast from Clacton to and including, St Peters Flat and the Colne and Blackwater estuaries
- Code
- 051WACDV4C
- Environment Agency area
- East Anglia
- County
- Essex
- River or sea
- North Sea
- First in the history
- 16 Nov 2008
- Latest in the history file
- 18 Apr 2026
- Latest in AreaZine's record
- Flood alert, 29 Sep 2026
- Current status
- check-for-flooding.service.gov.uk (the Environment Agency's live page)
Flood alert, flood warning, severe flood warning: what each means
Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.
The latest: since 1 July 2026, in AreaZine's record of the live feed
| Date | Level |
|---|---|
| 29 Sep 2026 | Flood alert |
| 28 Sep 2026 | Flood alert |
| 27 Sep 2026 | Flood alert |
| 26 Sep 2026 | Flood alert |
| 13 Sep 2026 | Flood alert |
| 11 Sep 2026 | Flood alert |
| 15 Aug 2026 | Flood alert |
| 14 Aug 2026 | Flood alert |
| 18 Jul 2026 | Flood alert |
| 17 Jul 2026 | Flood alert |
How many alerts and warnings a year?
Flood alerts, flood warnings and severe flood warnings (updates not counted), by year. 2026 runs to the end of June.
The numbers
| Year | Alerts | Warnings | Severe |
|---|---|---|---|
| 2026 | 5 | 0 | 0 |
| 2025 | 19 | 0 | 0 |
| 2024 | 26 | 0 | 0 |
| 2023 | 21 | 0 | 0 |
| 2022 | 23 | 0 | 0 |
| 2021 | 13 | 0 | 0 |
| 2020 | 26 | 0 | 0 |
| 2019 | 10 | 0 | 0 |
| 2018 | 14 | 0 | 0 |
| 2017 | 24 | 0 | 0 |
| 2016 | 21 | 0 | 0 |
| 2015 | 20 | 0 | 0 |
| 2014 | 14 | 0 | 0 |
| 2013 | 45 | 0 | 0 |
| 2012 | 92 | 0 | 0 |
| 2011 | 26 | 0 | 0 |
| 2010 | 1 | 0 | 0 |
Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.
When in the year?
All alerts and warnings since 2008 by month.
Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.
Before July 2026: the latest in the history file
| Date | Level |
|---|---|
| 18 Apr 2026 | Flood alert |
| 22 Mar 2026 | Flood alert |
| 3 Mar 2026 | Flood alert |
| 17 Feb 2026 | Flood alert |
| 1 Jan 2026 | Flood alert |
| 7 Dec 2025 | Flood alert |
| 16 Nov 2025 | Flood alert |
| 8 Nov 2025 | Flood alert |
| 7 Nov 2025 | Flood alert |
| 6 Nov 2025 | Flood alert |
| 5 Nov 2025 | Flood alert |
| 4 Nov 2025 | Flood alert |
Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.