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Groundwater flooding in upper River Ems Valley

Areas at risk of groundwater flooding on the upper River Ems at Compton, West Marden, Stoughton, Walderton and Racton

Flood alert area Groundwater West Sussex Solent and South Downs

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Nearby Monitoring Stations

Flood Event History (11)

24 Mar 2026 at 3:46pm Flood Alert
Groundwater levels are now falling steadily. We do not expect further flooding and the flood alert has been removed.  Rivers and streams remain full due to high groundwater levels and will react rapidly to further rainfall. Minor flood impacts, with water on fields may continue, but new groundwater ...
20 Mar 2026 at 4:22pm Flood Alert
Groundwater is high, very close to the surface, but slowly falling at the Compton borehole. Springs will continue to appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B214...
17 Mar 2026 at 7:25am Flood Alert
Groundwater is high, very close to the surface, but slowly falling at the Compton borehole. Springs will continue to appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B214...
13 Mar 2026 at 4:21pm Flood Alert
Groundwater is high, very close to the surface but slowly falling, at the Compton borehole. Springs will continue to appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B214...
9 Mar 2026 at 10:29am Flood Alert
Groundwater is high, very close to the surface, but slowly falling at the Compton borehole. Springs will continue to appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B214...
6 Mar 2026 at 7:15pm Flood Alert
Groundwater is high, very close to the surface, but slowly falling at the Compton borehole. Springs will continue to appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B214...
2 Mar 2026 at 5:03pm Flood Alert
Groundwater is high, very close to the surface, but slowly falling at the Compton borehole. Springs will continue to appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B214...
27 Feb 2026 at 12:20pm Flood Alert
Groundwater is high, very close to the surface, but slowly falling at the Compton borehole. Springs will continue to appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B214...
23 Feb 2026 at 4:15pm Flood Alert
Groundwater is high, very close to the surface, but slowly falling at the Compton borehole. Springs will appear, water will be in fields, and water will flow down roads, including Stoughton main road, the road from East Marden, between Cooks Lane and Barley Mow in Walderton, and the B2146 near Woodl...
28 Jan 2026 at 9:31am Flood Alert
9 Dec 2023 at 7:14pm Flood Alert

Related Flood Areas

Official sources for this area

This area on the Environment Agency’s flood service →
Floodline quick dial: 216115 — call 0345 988 1188 and give that code for a recorded update on this area.
Area code: 065FAG019

Live warnings and area boundaries are the Environment Agency’s and the EA is the authority on them. Contains public sector information licensed under the Open Government Licence v3.0. This area in the EA’s own data.