GB Electricity Records
Headline GB electricity records for generation and carbon intensity from 2009. Each card shows the current number-one record. Switch the source cards between GW and % to see peak output or peak share of total — those are different periods. Renewables and fossil fuels stay on share. Open a card for the full top 10. Dates link through to that day on the historical chart where available.
Headline GB generation and carbon records from 2009. Switch the source cards between GW and % for peak output or peak share. Open a card for the top 10.
As of 13 Oct 2026. Updated daily. Based on half-hour settlement periods. Battery figures are derived physical output (PN plus balancing actions), not metered output. Peak generation totals include embedded wind and solar. Renewables are solar, wind, embedded wind and hydro. Fossil fuels are gas and coal.