© Licensed to London News Pictures. 11/02/2019. Elan Village, Powys, UK. Water rages over the Caban-coch dam as Caban-coch reservoir reached it's 35,500 megalitre capacity at Elan Valley village near Rhayader in Powys, Wales, UK. After a summer of drought. recent torrential rain in Powys has mostly filled the complex of Elan valley reservoirs and taken river levels to the tops of river banks in Powys, Wales, UK. Elan Valley dams supply Birmingham in the West Midlands UK with water via a gravity feed. Photo credit: Photographers name/LNP