 Data shows that the worst pothole-affected area in the UK by far is Northumberland, with over 180,000 potholes reported over four years, followed by Cornwall and Kirklees in West Yorkshire. Newcastle, Liverpool and Suffolk also have some of the worst potholed roads in the UK as well as Fife and Glasgow in Scotland, and Newry, ... Urgent safety warning issued to cyclists amid UKs pothole crisis... 