River Levels

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River Levels

Groundwater flooding in the Lower Allen Vale

Message issued at 5:50pm, Thursday 29th January

This is an archived message. The status has changed more recently.

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Flooding expected. Take action now.

Flood warning

High groundwater levels are expected to cause flooding. 
Flooding is expected from 29 January 2026. 
Groundwater levels in Cranborne Chase are rising. Areas that could be affected include: Lower Allen Vale including New Town, Witchampton. The groundwater level at Woodyates borehole has risen to 106.82m, and is expected to rise further into next week. Residents are advised to prepare property resilience measures and ensure that pumps are working where they have been installed. Residents may experience inundation of septic tanks and sewer systems. Properties may experience flooding in cellars in affected areas. Flooding of roads is expected, take particular care when driving. 
We are closely monitoring the situation . 
If you have a pump, make sure it is working and switched on. Think about alternative power sources in case of power cuts . 
This message will be updated by 3:30PM on 04 February 2026 or as the situation changes.

Information supplied by the Environment Agency

This information last updated 5:50pm, Thursday 29th January.

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.

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Most recent flood warnings and alerts for Groundwater flooding in the Lower Allen Vale

Flood Warning Area Details

Groundwater flooding in the Lower Allen Vale including New Town, Witchampton

Region: Wessex

Country: England

Counties covered: Dorset Council

Watercourses covered: Groundwater

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for Groundwater flooding in the Lower Allen Vale.

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).

Other Nearby Flood Warning Locations

River Allen and tributaries
Tributaries between Wimborne St Giles and Wimborne

No current or recent warnings.

River Allen at Wimborne
Knobcrook Road, Mill Lane and East Street in Wimborne

No current or recent warnings.

Groundwater flooding for the Crichel
Groundwater flooding for Chettle, Long Crichel and Moor Crichel

No current or recent warnings.

Lower Stour at Cowgrove
Roman Way and other Farm and Cottages in Cowgrove

No current or recent warnings.

River Allen at Wimborne Town Centre
Wimborne Road, Allenview Road, Hanham Road, Mill Lane, Crown Mead, East Street, High Street, Dean Court Lane, Millstream Close, Poole Road, Station Road and Newmans Close in Wimborne

No current or recent warnings.

RiverLevels.uk is an independent website. It is not associated with the Environment Agency or any other supplier of river level information. All data used on this site is supplied under licence. For queries about the data, please contact the underlying supplier.

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