World Karst Spring hydrograph (WoKaS) database for research and management of the world’s fastest-flowing groundwater

World Karst Spring hydrograph (WoKaS) database is a compilation of karst spring discharge observations from across the globe. The database consist of over 400 spring discharge datasets which were collected from researchers, national hydrological databases and agencies in different countries and some of the datasets were digitized from published articles. The WoKaS database aims to serve as resourceful tool which will promotes large-scale karst hydrological studies, improves management, protection, process and comparative understanding of the karst aquifer systems.