River Usk River Usk The River Usk (; ) rises on the northern slopes of the Black Mountain ("y Mynydd Du"), Wales, in the westernmost part of the Brecon Beacons National Park. Initially forming the boundary between Carmarthenshire and Powys, it flows north into Usk Reservoir, then east by Sennybridge to Brecon before turning southeast to flow by Talybont-on-Usk, Crickhowell and Abergavenny after which it takes a more southerly course. Beyond the eponymous town of Usk it passes the Roman legionary fortress of Caerleon to flow through the heart of the city of Newport and into the Severn estuary at Uskmouth beyond
River Wear of Britain may very well be the River Wear. The name may be derived from Brythonic "*wẹ:drā", which meant 'a bend' (c.f Welsh "gwair"). Also suggested is a possible derivation from the Brythonic root "*wei-", which is thought to have meant 'to flow'. The name 'Wear' has also been explained as being an ancient Celtic name meaning 'river of blood'. River Wear The River Wear (, ) in North East England rises in the Pennines and flows eastwards, mostly through County Durham to the North Sea in the City of Sunderland. At long, it is one of the region's longest