Those measured data from the TSO side involve historic measured production data for wind and solar parks for the last 2 and 6 years, respectively. The data are given in the following format ; and involve the following. Historic measured production data for wind and solar for each of the concerned plants: hourly production for the last 2 and 6 years, respectively. Hourly production data in MW for the aggregate of the wind parks in each district of Peloponnese in a two-year period (1-1-2018, 1-1-2020) are provided in the “wp_data_aggr.xlsx” file, and particularly in “wp_production_18+19” Sheet. Hourly production data In MW for the aggregate of the solar parks in each district of Peloponnese in a six-year period (1-1-2015, 1-2-2021) are provided in the “pv_data_aggr.xlsx” file, and particularly in “PV_PROD” Sheet.