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Hourly production from renewable energy sources: water, geothermal, biomass, wind and solar power.

The provisional data is based on Terna’s measurements and estimates and are subject to continuous change. The consolidated data are only to considered definitive after the publication of the “Statistical data on electricity in Italy” annual report. Here available from January 1st 2015 to today.

Numerical data are always presented in English format (N.B. the full stop is used to separate decimals, comma to separate thousands)

  • For all graphs

    To download the data

    1. Choose the graph you would like to download the data for and set the desired filters
    2. Click any point on the graph, and 2 icons will appear at the top right
    3. Place the mouse over to show the More options label
      1. Click on the dots to make the selection menu appear
      2. Select the command you want and follow the instructions to complete the action:
        1. Export data: allows you to export the data for the selected graph.
        2. Show data: allows you to view the data as a table below the graph. To return to the previous view, click on
        3. Spotlight: brings the graph’s frame to the foreground, making it more visible.
    4. Place the mouse over : to show the Focus mode label
      1. Click on the icon to enlarge the graph to fill up all the available space. To return to the previous view, click on

    Customizing the period viewed

    Click on to set the date range using the calendar.

    N.B. The calendar will only appear after clicking the Custom range button.

    To update the graph view

    Press CTRL + F5. The graph is reloaded with the latest data.

    N.B. It is recommended to do this after staying on the same chart for a very long time.

  • Graphs: Actual generation – Energy balance

    Viewing values for a specific time slot

    1. Place the cursor over the line on the graph corresponding to the time you want. A key will appear with details about the various sources.

    Viewing values for a specific energy source

    1. Click on the label for the source you want: Thermal, Hydro, Wind, Self-consumption, Photovoltaic, Geothermal.
    2. The selected label will be darker in colour and the graph will only display the values for the primary source selected.
    3. Click on the selected source again to return to the original view.