Flood Warning Issued for Groundwater Flooding Along the River Till in Wiltshire

Source: Environment Agency · Wiltshire, Wessex

This alert is no longer in effect.

Environment Agency issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this Environment Agency flood warning directly from Environment Agency's official public data feed. See our methodology for full source attribution and refresh cadence.

The Environment Agency has issued a flood warning for the River Till area in Wiltshire as high groundwater levels threaten properties and roads in Salisbury Plain.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Wiltshire, Wessex
Issued
April 6, 2026
Issuing authority
Environment Agency

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Wiltshire, Wessex.

Alert Details

The Environment Agency has issued a Flood Warning (Severity Level 2) for groundwater flooding for the Till. This alert indicates that high groundwater levels are expected to cause flooding in the Wessex area.

Affected Areas

The warning specifically covers geographic regions within Wiltshire. Areas that could be affected include:

  • Tilshead
  • Orcheston
  • Shrewton
  • Berwick St James

What You Should Do

Residents in the warning area are advised to take the following actions:

  • Prepare property resilience measures immediately.
  • Ensure that water pumps are working and switched on if they have been installed.
  • Consider alternative power sources for pumps in the event of power cuts.
  • Be aware that septic tanks and sewer systems may become inundated.

Expected Conditions

Groundwater levels in Salisbury Plain are currently high and beginning to plateau. Specific data from the Tilshead borehole shows a level of 99.64m. Expected impacts include the flooding of cellars in affected properties and the flooding of local roads. While the region has experienced a few days of drier weather, groundwater levels remain high and are sensitive to new precipitation.

Timeline

The alert was officially raised on February 25, 2026. Further rainfall is forecast to begin tomorrow, Thursday, February 26, which may cause groundwater levels to rise once again into the weekend. The Environment Agency is closely monitoring the situation and expects to provide an update by 2:00 PM on March 4, 2026, or sooner if conditions change significantly.

Original source: Environment Agency Official Notice ↗

All Flood Warnings →

Frequently Asked Questions

Common questions about this Environment Agency flood warning.

What is this Environment Agency flood warning about?
The Environment Agency has issued a flood warning for the River Till area in Wiltshire as high groundwater levels threaten properties and roads in Salisbury Plain.
Which agency issued this alert?
This alert was issued by Environment Agency. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Wiltshire, Wessex. Check with Environment Agency for the most current geographic scope.
Where can I find more Flood Warnings updates?
Browse the full Flood Warnings feed on Areazine at areazine.com/uk/floods/ for the latest updates from Environment Agency and other agencies.