Environment Agency Issues Flood Warning for Groundwater Flooding in Wiltshire

Source: Environment Agency · Wiltshire, Wessex

This alert is no longer in effect.

Environment Agency issued it on April 4, 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.

High groundwater levels in the Till area of Wiltshire have prompted a flood warning for Tilshead, Orcheston, Shrewton, and Berwick St James.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Wiltshire, Wessex
Issued
April 4, 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 Level 2 Flood Warning for groundwater flooding for the Till in the Wessex area. This alert indicates that high groundwater levels are currently causing flooding in the region.

Affected Areas

The warning specifically covers parts of Wiltshire, including the following locations:

  • Tilshead
  • Orcheston
  • Shrewton
  • Berwick St James

What You Should Do

Residents in the affected areas are advised to take the following precautions:

  • Prepare property resilience measures immediately.
  • Ensure that any installed water pumps are functional and switched on.
  • Consider alternative power sources to keep pumps running in the event of a power cut.
  • Be aware that septic tanks and sewer systems may experience inundation.
  • Monitor cellars for signs of flooding.

Expected Conditions

While groundwater levels in Salisbury Plain are beginning to fall, they remain significantly high. The Tilshead borehole currently records a level of 98.29m and is expected to continue a slow decline. The weather forecast remains dry for the next five days, which may assist in the gradual reduction of water levels.

Timeline

The alert was officially raised on March 19, 2026. The Environment Agency is closely monitoring the situation and expects to provide an update by 2:00 PM on March 23, 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?
High groundwater levels in the Till area of Wiltshire have prompted a flood warning for Tilshead, Orcheston, Shrewton, and Berwick St James.
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.