Groundwater flooding for the Pimperne Brook

Flooding expected. Take action now.

This is a Groundwater Flood Warning Update. Groundwater levels in Cranborne Chase remain high. Areas that could be affected include: Pimperne Brook at Pimperne. The groundwater level at Iwerne Hill Farm borehole is 116.22m, and is expected to remain high over the next few days. Flooding of roads and some properties, especially basements is expected. Residents should continue to keep any property resilience measures such as pumps, flood barriers and air brick covers deployed. Further rainfall is forecast throughout the week which may see levels rise again. We are closely monitoring the situation. Keep up to date with groundwater levels on the 'Check for Flooding' site on gov.uk. Please take care and do not attempt to walk, cycle or drive through flood water. Never drive through flood water, just 30cm of fast flowing water is enough to move your car. This message will be updated by 12:00PM on 18 February 2026 or as the situation changes.