The excel file "research_data_ScarfoneWheelerSmith_AGEO_2022.xlsx" contains data related to the paper "Numerical modelling of the application of capillary barrier systems for prevention of rainfall-induced slope instability". Each sheet, named like a corresponding figure in the paper, contains data used to plot a specific figure. Titles of the different column data correspond to the names of axes and legends used in the figures in the paper.