This is an archived message. The status has changed more recently.
Flooding possible. Be prepared.
Groundwater levels in Deane and Ashe are high but slowly falling. At the borehole in Oakley, the level has fallen by 9cm in the last week. Flooding could affect the ability of septic tanks to operate effectively. From Wednesday 25/03/2026 to Sunday 29/03/2026, only very small amounts of rain are forecast. We are closely monitoring the situation. Residents are advised to ensure that pumps are working where they have been installed. This message will be updated by 18:00 on 01/04/2026.
Information supplied by the Environment Agency
This information last updated 4:48pm, Wednesday 25th March.
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Warning no longer in force
Wed 1 Apr 2026, 4:44pm
Flood alert
Wed 25 Mar 2026, 4:48pm
Flood alert
Wed 18 Mar 2026, 3:32pm
Flood alert
Wed 11 Mar 2026, 1:10pm
Flood alert
Wed 4 Mar 2026, 3:32pm
Flood alert
Wed 25 Feb 2026, 1:14pm
Flood alert
Wed 18 Feb 2026, 11:08am
Warning no longer in force
Mon 7 Apr 2025, 4:24pm
Flood alert
Mon 31 Mar 2025, 5:09pm
Flood alert
Mon 24 Mar 2025, 2:25pm
Areas at risk of groundwater flooding in Deane and Ashe in the Upper Test catchment in North Hampshire
Region: Solent and South Downs
Country: England
Counties covered: Hampshire
Watercourses covered: Groundwater
The area bounded in blue on the map shows the area covered by flood alerts and warnings for Groundwater flooding in Deane and Ashe in North Hampshire.
Note: the area shown on the map is the area covered by flood alerts and warnings. It is not a live map of current flooding. The area covered broadly equates to the area where the risk of flooding in any year is greater than 1% (the "hundred year" flood risk).
No current or recent warnings.
No current or recent warnings.