Flood Alert Issued for Upper Aldbourne Valley Due to High Groundwater Levels

Alert Details

The Environment Agency has issued a Flood Alert for the Upper Aldbourne Valley (Flood Area ID: 061FAG22AldbnVal). This alert was officially raised on March 3, 2026, at 11:42 AM following observations of high groundwater levels.

Affected Areas

The alert specifically impacts the Upper Aldbourne Valley located in Wiltshire, within the Thames area. The primary concern involves groundwater levels monitored at the Water Acre borehole.

What You Should Do

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

• Prepare property resilience measures immediately.
• Ensure that any installed water pumps are in good working condition.
• Exercise extreme caution when driving through flood water to ensure your own safety and to avoid causing waves that could flood nearby properties.

Expected Conditions

Groundwater levels at the Water Acre borehole are currently reported as high but stable. However, flooding of low-lying areas and roads is possible. The Environment Agency notes that levels will remain high over the coming days and remain highly sensitive to any further rainfall. Due to the specific nature of groundwater flooding, these conditions may persist for several weeks or longer.

Timeline

The alert was issued on March 3, 2026. Officials are closely monitoring rainfall and groundwater levels and expect the situation to continue for an extended period. A formal update to this message is scheduled to be provided by 12:00 PM on March 10, 2026, or sooner if the situation changes significantly.