Newport, Wales name "Novus Burgus", meaning new borough or new town. The city can sometimes be found labelled as "Newport-on-Usk" on old maps. The original Welsh language name for the city, "Casnewydd-ar-Wysg" (pronounced ) means 'New castle-on-Usk' (this is a shortened version of "Castell Newydd ar Wysg") and this refers to the twelfth-century castle ruins near Newport city centre. The original Newport Castle was a small motte-and-bailey castle in the park opposite Newport Cathedral. It was buried in rubble excavated from the Hillfield railway tunnels that were dug under Stow Hill in the 1840s and no part of it is currently visible.
Newport Creek closer to the strip mines at this point. It continues east, out of Newport Township and into the community of Nanticoke, where the tributary South Branch Newport Creek flows into Newport Creek. Newport Creek then flows through Nanticoke, passing a mountain known as Honey Pot. At this point, the creek turns north and reaches its confluence with the Susquehanna River. There are several major tributaries of Newport Creek, including South Branch Newport Creek. South Branch Newport Creek's headwaters are in an area of wetland between Penobscot Mountain and Little Wilkes-Barre Mountain. Other tributaries include UNT 28347, UNT 64681, UNT 28345,