A Flood Warning was issued for Groundwater flooding for the South Winterbourne Valley in Dorset Council on 27th March 2026. Affected watercourses included the Groundwater.
During this event, FloodRadar monitoring gauges recorded notable rises. The Groundwater Level at Ridge Way rose 0.84m, peaking at 71.53m, while the Groundwater Level at Delcombe Wood climbed 0.63m.
Environment Agency advice issued
High groundwater levels are causing flooding. Groundwater levels in the West Dorset area remain high. Areas that could be affected include: Kingston Russell, Winterbourne Abbas, Winterbourne Steepleton, Martinstown, Winterbourne Monkton, Winterbourne Herringston and Winterbourne Came. The groundwater level at the Kingston Russell borehole has fallen to 116.03m. Levels are falling slowly but still remain high. Some rainfall is forecast over the next few days which may cause some response. Residents may experience inundation of septic tanks and sewer systems. Properties may experience flooding i
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Ridge Way | Groundwater Level | +0.84m | 71.53m |
| Delcombe Wood | Groundwater Level | +0.63m | 132.70m |
| Kingston Russell | Groundwater Level | +0.57m | 116.30m |
| Dickley Down | Groundwater Level | +0.43m | 159.48m |
| Doles Ash | Groundwater Level | +0.20m | 119.59m |
| Bank Barrow | Groundwater Level | +0.18m | 51.00m |
| Ashton Farm | Groundwater Level | +0.12m | 70.51m |
| Upwey Culvert | River Wey | +0.09m | 0.11m |