SE.HY main river basins, watersheds

This service provides main river basins. A list of the areas provided can be found here: https://www.smhi.se/polopoly_fs/1.112081!/Tillgängliga product areas.pdf A main catchment area demarcates the area flowing to a point of exit into the sea. Data may be updated once a year. A product description for the main river basins can be found here: https://www.smhi.se/data/hydrologi/sjoar-och-vattendrag/ladda-ner-data-fran-svenskt-vattenarkiv-1.20127 More information on how to use the download service can be found here: https://opendata.smhi.se/apidocs/hydrography/index.html