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 Township, Luzerne County, Pennsylvania drained by the Susquehanna River (which forms its northern boundary). The northern and southern portions are mountainous, and the elevation on Penobscot Mountain reaches above sea level along the township's southern border with Slocum Township. Most of the people live in the basin of Newport Creek, which flows northeast from Glen Lyon to the Susquehanna River (in Nanticoke). Newport Township consists of the communities of Alden Station, Glen Lyon, Lee, Newport Center, Sheatown, and Wanamie. The State Correctional Institute at Retreat is in a remote area of the municipality (along the Susquehanna River). The facility can only be accessed by