Supplementary data for: Impact of Cenozoic Sea-Level Fluctuations on Passive Margin Stratigraphic Architecture: Implications for Underground Hydrogen Storage Potential

Supplementary datasets supporting the manuscript "Impact of Cenozoic Sea-Level Fluctuations on Passive Margin Stratigraphic Architecture: Implications for Underground Hydrogen Storage Potential" published in the International Journal of Hydrogen Energy. Contents:- LEM_Hunter_Cenozoic.zip: pyBadlands landscape evolution model and input files (XML configuration, initial topography, sea-level curve after Miller et al. 2024) required to reproduce the simulation for the Hunter offshore region (NSW, Australia) covering the Cenozoic interval.- Isopachs_Cenozoic_NSW.zip: Cenozoic isopach maps for New South Wales after Sayers et al., (2004) formatted for GIS analysis. Model framework: pyBadlands (Salles et al., 2018).Study area: Hunter offshore passive margin, New South Wales, Australia.