Arrêté de l'Exécutif régional wallon du 20/07/89 désignant des zones de protection des eaux de surface. Moniteur belge du 23/11/1989 Page 19285

This administrative measure establishes specific protection zones for surface waters within the Walloon region of Belgium. Its purpose is to safeguard water quality by regulating activities that could lead to pollution or contamination of these water sources. This affects landowners, businesses, and local authorities operating within the designated protection zones, as they must comply with specific restrictions to ensure environmental safety.