A Flood Alert was issued for Groundwater flooding in Twyford and Hensting in Hampshire on 2nd March 2026. Affected watercourses included the Groundwater.
During this event, FloodRadar monitoring gauges recorded notable rises. The Groundwater Level at Clarendon rose 0.44m, peaking at 73.80m, while the River Itchen at Durngate climbed 0.06m.
Environment Agency advice issued
Groundwater levels in Twyford and Hensting are high but have started to slowly fall. Flooding is expected to be affecting a small number of cellars in Twyford and Hensting. Water is flowing on Hensting Lane. Mostly dry weather is forecast from Monday 02/03/2026 to Friday 06/03/2026. Groundwater levels will continue to slowly fall this week. 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 09/03/2026.
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Clarendon | Groundwater Level | +0.44m | 73.80m |
| Durngate | River Itchen | +0.06m | 37.20m |