A Flood Warning was issued for Groundwater flooding for the South Winterbourne Valley in Dorset Council on 2nd March 2026. Affected watercourses included the Groundwater.
During this event, FloodRadar monitoring gauges recorded notable rises. The Groundwater Level at Ridge Way rose 1.69m, peaking at 80.96m, while the Groundwater Level at Delcombe Wood climbed 1.33m.
Environment Agency advice issued
High groundwater levels are expected to cause flooding. Groundwater levels in West Dorset remain high. Areas that could be affected include: Winterbourne Abbas, Winterbourne Steepleton, Martinstown, Winterbourne Monkton, Winterbourne Herringston and Winterbourne Came. The groundwater level at the Kingston Russell borehole remains at 120.59m. Levels are falling slowly but still remain high. The week will be dry except for Thursday drier conditions continue into the weekend. Residents may experience inundation of septic tanks and sewer systems. Properties may experience flooding in cellars in af
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Ridge Way | Groundwater Level | +1.69m | 80.96m |
| Delcombe Wood | Groundwater Level | +1.33m | 140.24m |
| Dickley Down | Groundwater Level | +1.11m | 162.67m |
| Bank Barrow | Groundwater Level | +0.83m | 54.46m |
| Doles Ash | Groundwater Level | +0.55m | 122.00m |
| Kingston Russell | Groundwater Level | +0.46m | 120.82m |
| Ashton Farm | Groundwater Level | +0.09m | 71.22m |
| Upwey Culvert | River Wey | +0.08m | 0.13m |