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Daily UK grid report
UK Electricity Grid Daily Report — 26 March 2026

On 26 March 2026, Britain’s electricity grid averaged 36.01 GW of grid demand, with renewables averaging 55.7% of tracked domestic generation and carbon intensity averaging 128 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 36.01 GW

Average grid demand for this UK day.

Peak demand 42.23 GW

Highest 15-minute grid demand period.

Avg carbon 128 gCO₂/kWh

Average carbon intensity where available.

Renewables 55.7 %

Average renewable share of tracked generation.

Average grid demandDemand
36.01 GWFull-day average from available snapshots
↓ −1.90 GW vs yesterday
Peak demand10:30
42.23 GWHighest 15-minute grid demand period
↓ −2.61 GW vs yesterday
Lowest demand04:15
28.22 GWLowest 15-minute grid demand period
↓ −1.04 GW vs yesterday
Domestic generationSupply
29.44 GWTracked UK generation sources only
↓ −4.65 GW vs yesterday
Average carbonCO₂
128 gCO₂/kWhCarbon intensity average
↑ +60 g vs yesterday
Renewable shareClean
55.7 %Wind, solar, hydro and biomass
↓ −20.2 pts vs yesterday
Clean share+ Nuclear
71.1 %Renewables plus nuclear
↓ −18.0 pts vs yesterday
Net importsFlow
5.68 GWAverage imports minus exports
↑ +2.76 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 26 March 2026, Britain’s electricity grid averaged 36.01 GW of grid demand, with renewables averaging 55.7% of tracked domestic generation and carbon intensity averaging 128 gCO₂/kWh.

The highest demand period was 42.23 GW at 10:30, while the lowest carbon intensity period was 71 gCO₂/kWh at 04:00.

Key records for 26 March 2026

Highest wind16.07 GW01:00
Highest solar12.45 GW11:30
Highest gas15.37 GW20:00
Lowest carbon71 gCO₂/kWh04:00
Highest imports8.14 GW15:00
Highest exports2.66 GW05:00

Daily chart

Demand, generation and carbon intensity

26 March 2026

Generation mix

Wind, solar, gas and interconnector flow