Environment Agency111FWFNAD220Wessex
River Nadder, Tisbury to West Harnham: flood history since 2009
The Environment Agency has issued 11 flood warnings for River Nadder, Tisbury to West Harnham since 9 Feb 2009, most often in January; the busiest year was 2024 (3).
Flood warnings on record
The flood area
- Flood area
- River Nadder, Tisbury to West Harnham
- Code
- 111FWFNAD220
- Environment Agency area
- Wessex
- County
- Wiltshire
- River or sea
- River Nadder
- First in the history
- 9 Feb 2009
- Latest in the history file
- 27 Jan 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.
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 | 0 | 1 | 0 |
| 2025 | 0 | 1 | 0 |
| 2024 | 0 | 3 | 0 |
| 2023 | 0 | 1 | 0 |
| 2021 | 0 | 1 | 0 |
| 2016 | 0 | 1 | 0 |
| 2014 | 0 | 1 | 0 |
| 2013 | 0 | 1 | 0 |
| 2009 | 0 | 1 | 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 2009 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 |
|---|---|
| 27 Jan 2026 | Flood warning |
| 26 Jan 2025 | Flood warning |
| 24 Nov 2024 | Flood warning |
| 28 Mar 2024 | Flood warning |
| 18 Feb 2024 | Flood warning |
| 16 Jan 2023 | Flood warning |
| 21 Oct 2021 | Flood warning |
| 28 Mar 2016 | Flood warning |
| 4 Jan 2014 | Flood warning |
| 23 Dec 2013 | Flood warning |
| 9 Feb 2009 | Flood warning |
Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.