A Flood Alert was issued for Groundwater flooding in West Dean, Singleton, Charlton, East Dean and Chilgrove in West Sussex on 24th March 2026. Affected watercourses included the Groundwater.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Lavant at Chichester Tozer Way rose 0.20m, peaking at 13.43m.
Environment Agency advice issued
Groundwater is high, very close to the surface, but now falling. Springs will continue to appear, water will be in fields, small amounts of water will flow down roads, groundwater will affect the ability of the sewage network to operate in East Dean, Charlton, Singleton and West Dean, and may appear in a small number of basements. Only isolated showers are forecast over the next 5 days to Saturday 28/03/2026. Groundwater at both Chilgrove and East Dean boreholes is expected to continue to fall. It is probable that groundwater will continue to fall throughout March, although groundwater flood i
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Chichester Tozer Way | River Lavant | +0.20m | 13.43m |