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Flooding possible. Be prepared.
Groundwater levels in Bramdean and Cheriton remain high but slowly falling. At the borehole at Cheriton Wood, the level has fallen by 19cm in the last week. Flooding could affect cellars of a small number of properties in Cheriton. Septic tanks will struggle to operate effectively. Dry weather is forecast from Monday 16/03/2026 to Friday 20/03/2026. Groundwater levels will continue slowly falling over the next week. Flooding impacts will continue to affect Cheriton throughout March. We are closely monitoring the situation. Residents are advised to prepare property resilience measures and ensure that pumps are working where they have been installed. This message will be updated by 18:00 23/03/2026.
Information supplied by the Environment Agency
This information last updated 5:23pm, Monday 16th March.
Areas at risk of groundwater flooding in Bramdean and Cheriton in Hampshire
Region: Solent and South Downs
Country: England
Counties covered: Hampshire
Watercourses covered: Groundwater
The area bounded in blue on the map shows the area covered by flood alerts and warnings for Groundwater flooding in Bramdean and Cheriton.
Note: the area shown on the map is the area covered by flood alerts and warnings. It is not a live map of current flooding. The area covered broadly equates to the area where the risk of flooding in any year is greater than 1% (the "hundred year" flood risk).
No current or recent warnings.
No current or recent warnings.
Recent warnings no longer in force.