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This is an archived message. The status has changed more recently.
Flooding possible. Be prepared.
High groundwater levels may lead to flooding.
Flooding is possible , though little rain (7mm) has fallen in the last week.
In the last week, the level at the borehole in Oakley has risen by 26cm. Flooding is affecting the ability of septic tanks to operate effectively. The River Test will be flowing in Deane and Ashe. From Wednesday 04/03/2026 to Sunday 08/03/2026, mostly dry weather is forecast. Groundwater levels in Deane and Ashe are expected to stabilise within the next week. If further heavy rain affects the area, cellar flooding in Deane could be possible.
We are closely monitoring the situation .
Residents are advised to prepare property resilience measures and ensure that pumps are working where they have been installed , including pumps used to help reduce water levels.
This message will be updated by 6:00PM on 11 March 2026 or as the situation changes.
Information supplied by the Environment Agency
This information last updated 3:32pm, Wednesday 4th March.
This page is a dedicated URL for a specific message issued at a particular time. You should not bookmark this page, as the current situation may have changed since this message was issued.
Warning no longer in force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Warning no longer in force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.