Lower Saxon State Department for Waterway, Coastal and Nature Conservation

The Lower Saxon Department for Water, Coastal and Nature Conservation (Niedersächsischer Landesbetrieb für Wasserwirtschaft, Küsten- und Naturschutz) or NLWKN is a department of the state of Lower Saxony, with its headquarters in Norden (Ostfriesland) and is responsible to the Minister for the Environment and Climate Protection.

Other NLWKN services

 * national flood reporting service in the catchment areas of the Weser, Aller and Leine
 * national storm surge warning service for the Lower Saxon coast
 * current water level data (gauge measurements) for the Weser and Ems