Vielsalm is a municipality located in the Belgian province of Luxembourg. On January 1st, 2004 Vielsalm had a total population of 7,253 (3,563 males and 3,690 females). The total area is 139.76 km˛ which gives a population density of 51.89 inhabitants per km˛.
Located in the southern part of the geological formation known as the Caledonian Stavelot-Venn Massif, the Commune of Vielsalm is built upon rocks of the Salm Group (Ordovician age: 465495 million years old).
From the 17th century to the end of the 20th century, Vielsalm was the center of the Belgian mineral extraction industry.
The purpose of the program in the Commune of Vielsalm was to determine medium- and long-term behavior of the mine cavities, assess their surface repercussions, develop methods for monitoring high-risk areas, and, if possible, formulate risk reduction procedures.