Medinaceli is a municipality and town in the province of Soria, in Castile and León, Spain. The municipality includes other villages like Torralba del Moral.

The river Jalón is located in the northeast of Spain, and is one of the principal tributaries of the Ebro. It has a length of 224 kilometres (139 mi) and drains a basin of 9,338 square kilometres (3,605 sq mi). The flow rate in Calatayud is 20.8 cubic metres per second (730 cu ft/s), but is highly irregular due to the great range of Mediterranean rainfall patterns.