These are the dataset of timeseries of lake extent, lake area, water level, and mass around the lake, of Lago Greve presented in the study. 1. Lake extent Filename: LagoGreve.shp Note: LagoGreve.cpg, LagoGreve.dbf, LagoGreve.prj, LagoGreve.shx are also needed. 2. Timeseries of lake area Filename: LakeArea_LagoGreve.csv 3. Timeseries of water level Filename: Lakelevel_LagoGreve.csv 4. Timeseries of grace mascon solution Filename: MeanMasconLagoGreve_CSRv06.csv 5. Fitting model for mascon solution Filename: MeanMasconFitting.csv