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
Newport city centre city with Newport Docks. The streets were laid-out in 1807 by Sir Charles Morgan's Tredegar Wharf Company to connect the expanding docks with the main roads in the centre. The area between Commercial Street and the river used to contain a mixture of railway lines and river wharves so the street pattern in this area was never fixed. On the removal of the railway lines and wharves in the 1960s the large John Frost Square (1977) and Kingsway Shopping Centre were built, close to Newport bus station. This area has been redeveloped to provide the Friars Walk shopping and leisure