Environment Agency051WACDV5B1East Anglia
The Essex coast from Leigh on Sea, to and including, Hadleigh Marshes, and Two Tree Island: flood history since 2017
The Environment Agency has issued 15 flood alerts for The Essex coast from Leigh on Sea, to and including, Hadleigh Marshes, and Two Tree Island since 13 Jan 2017, most often in January; the busiest year was 2020 (3).
Flood alerts only
The flood area
- Flood area
- The Essex coast from Leigh on Sea, to and including, Hadleigh Marshes, and Two Tree Island
- Code
- 051WACDV5B1
- Environment Agency area
- East Anglia
- County
- Essex, Southend-on-Sea
- River or sea
- Thames Estuary
- First in the history
- 13 Jan 2017
- Latest in the history file
- 8 Apr 2024
- 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.
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 |
|---|---|---|---|
| 2024 | 2 | 0 | 0 |
| 2023 | 2 | 0 | 0 |
| 2022 | 3 | 0 | 0 |
| 2021 | 2 | 0 | 0 |
| 2020 | 3 | 0 | 0 |
| 2019 | 1 | 0 | 0 |
| 2018 | 1 | 0 | 0 |
| 2017 | 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 2017 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 |
|---|---|
| 8 Apr 2024 | Flood alert |
| 15 Jan 2024 | Flood alert |
| 24 Nov 2023 | Flood alert |
| 30 Oct 2023 | Flood alert |
| 21 Feb 2022 | Flood alert |
| 5 Jan 2022 | Flood alert |
| 4 Jan 2022 | Flood alert |
| 7 Nov 2021 | Flood alert |
| 21 Oct 2021 | Flood alert |
| 19 Nov 2020 | Flood alert |
| 10 May 2020 | Flood alert |
| 9 Feb 2020 | 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.