rf_calculate_ei30       Calculate event rainfall erosivity and EI30
rf_calculate_energy     Calculate rainfall kinetic energy
rf_calculate_mean_rfactor
                        Calculate multi-year mean rainfall erosivity
rf_calculate_rfactor    Aggregate event rainfall erosivity by calendar
                        period
rf_identify_storms      Identify independent rainfall events
rf_max_intensity        Calculate maximum rolling rainfall intensity
rf_read_rainfall        Read timestamped rainfall data
rf_settings             Create rainfall erosivity calculation settings
rf_validate_rainfall    Validate a rainfall time series
