Sankey diagram

National energy flow

Generation by source, split into consumption and losses.

Wind340 TWhSolar210 TWhGas480 TWhHydro120 TWhGrid1.15K TWhIndustry430 TWhHomes380 TWhTransport190 TWhTransmission losses150 TWh
Made with MakeCharts — National energy flow

What this chart shows

The classic Sankey use case: every terawatt-hour generated is either consumed by a sector or lost in transmission. Losses get their own band, so efficiency is a width you can measure with your eyes.

The data behind it

Every number on the chart, free to copy and reuse. Download CSV

FlowEnergy (TWh)
Wind → Grid340 TWh
Solar → Grid210 TWh
Gas → Grid480 TWh
Hydro → Grid120 TWh
Grid → Industry430 TWh
Grid → Homes380 TWh
Grid → Transport190 TWh
Grid → Transmission losses150 TWh

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Full guideSankey diagramVisualize how money, energy or users flow between stages. Ribbon width is proportional to the amount, so the big movements jump out.