River Levels

Upper Dee Valley

No current or recent warnings.

Flood Warning Area Details

Llanuwchllyn to Llangollen including Corwen

Region: Wales

Watercourses covered: Dee

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for Upper Dee Valley.

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 fisk of flooding in any year is greater than 1% (the "hundred year" flood risk).

Other Nearby Flood Warning Locations

Glaslyn and Dwyryd Catchment
areas around the river Glaslyn and river Dwyryd, from Dyffryn Ardudwy to Nant Gwynant

No current or recent warnings.

Mawddach and Wnion Catchment
areas around the river Mawddach and river Wnion, from Fairbourne to Ganllwyd and Rhydymain

Recent warnings no longer in force.

Lower Dee Valley
Llangollen to Trevalyn Meadows

No current or recent warnings.

Elwy and Gele Catchment
areas around the river Elwy and river Gele, from Gwytherin to St Asaph and including Abergele

No current or recent warnings.

Dysynni Catchment
areas around the river Dysynni from Tywyn to Minffordd

Recent warnings no longer in force.

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