A numerical tool in MATLAB used to adapt three-dimensional conceptual models from ArcMap to TOUGH3. - José Alonso Aguilar-Ojeda; José Rubén Campos-Gaytán; Almendra Villela-Y.-Mendoza; Claudia Soledad Herrera-Oliva; Jorge Ramírez-Hernández; Thomas Gunter Kretzschmar (Environ. Model. Softw., 2021)