The Afon Deri (sometimes known as the ''Afon Corris''
) is a
river
A river is a natural flowing watercourse, usually freshwater
Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. Although the ...
in
Mid Wales
Mid Wales ( cy, Canolbarth Cymru or simply ''Y Canolbarth'', meaning "the midlands") or Central Wales refers to a region of Wales, encompassing its midlands, in-between North Wales and South Wales. The Mid Wales Regional Committee of the Senedd ...
. It flows from the eastern flank of
Mynydd Ty-Glas down to
Corris
Corris is a village in the county of Gwynedd, Wales, about north of the town of Machynlleth. The village lies on the west bank of the Afon Dulas (which here forms the boundary with Powys), around that river's confluence with the Afon Deri. I ...
, where it joins the
Afon Dulas that flows south to the
Afon Dyfi
The River Dyfi ( cy, Afon Dyfi; ), also known as the River Dovey (; ), is an approximately long river in Wales.
Its large estuary forms the boundary between the counties of Gwynedd and Ceredigion, and its lower reaches have historically been ...
.
The river passes through the village of
Corris Uchaf and its lower reaches pass through the richest area of
slate quarrying in Mid Wales. The
Braichgoch,
Abercorris and
Abercwmeiddaw quarries are to be found beside the Afon Deri.
References
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Rivers of Gwynedd
Rivers of Snowdonia