Flood Alert Issued for Meon Valley as Groundwater Levels Rise in Hampshire

Alert Details

The Environment Agency has issued a flood alert for groundwater flooding in the Meon Valley. This alert, classified as severity level 3, was raised on February 24, 2026, following significant rainfall over the past week.

Affected Areas

The alert covers the Meon Valley region from East Meon to Soberton in Hampshire. Specific areas experiencing impacts include West Meon and Meonstoke. Flooding has also been reported at an electricity substation and across the road at Rectory Lane.

What You Should Do

Residents in the affected areas are advised to prepare property resilience measures immediately. Those with water pumps installed should ensure they are in good working order to manage potential inflows.

Expected Conditions

High groundwater levels are the primary hazard, resulting from approximately 35mm of rain that fell during the previous week. While the borehole level at Pound Lane in Meonstoke is currently falling, cellar flooding is expected to continue in West Meon and Meonstoke. Groundwater is currently affecting land throughout the Meon Valley.

Timeline

The region will see dry weather on Tuesday, Feb. 24, Wednesday, Feb. 25, and Saturday, Feb. 28. However, further rainfall between 15mm and 25mm is forecast for Hampshire starting Thursday, Feb. 26, through Friday, Feb. 27. If heavy rain impacts the Meon Valley, groundwater levels are expected to rise again for several days. The Environment Agency will provide an update on the situation by 6:00 PM on March 3, 2026.