10.18453/rosdok_id00004711 Racasa, Erwin Don Erwin Don Racasa https://orcid.org/0000-0002-9300-1744 University of Rostock, Faculty for Agricultural and Environmental Sciences Lennartz, Bernd Bernd Lennartz https://orcid.org/0000-0003-3020-7312 University of Rostock, Faculty for Agricultural and Environmental Sciences Janssen, Manon Manon Janssen https://orcid.org/0000-0001-7249-8870 University of Rostock, Faculty for Agricultural and Environmental Sciences University of Rostock 2024 550 Earth sciences 2024 en https://purl.uni-rostock.de/rosdok/id00004711 urn:nbn:de:gbv:28-rosdok_id00004711-2 The objectives of this study were to quantify submarine groundwater discharge from a coastal peatland located along the Baltic Sea, and to determine the factors that govern terrestrial SGD from peatlands in low-lying coastal environments by assessing the impact of soil hydraulic properties, sea and groundwater levels, and geological stratification and topography. The data set comprises input parameters, boundary conditions and the resulting steady-state terrestrial submarine groundwater discharge rates from coastal peatlands simulating different scenarios with the software HYDRUS.