A Flood Alert was issued for Groundwater flooding in the Candovers and Old Alresford in Hampshire on 10th March 2026. Affected watercourses included the Groundwater.
Local monitoring gauges did not record a significant level change for this event, which may indicate a precautionary or rainfall-forecast-based alert.
Environment Agency advice issued
Groundwater levels in the Candovers and Old Alresford are high but relatively stable. Flooding is expected to be affecting the ability of septic tanks to operate effectively. In Preston Candover and Old Alresford, a small number of properties will be experiencing cellar flooding. Mostly dry weather is forecast on Tuesday 10/03/2026, Wednesday 11/03/2026 and Saturday 14/03/2026. On Thursday 12/03/2026 and Friday 13/03/2026, further rain (between 20 and 25mm) is expected. Groundwater levels will remain high and may increase slightly over the next week. We are closely monitoring the situation. Re