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Daily UK grid report
UK Electricity Grid Daily Report — 20 August 2024

On 20 August 2024, Britain’s electricity grid averaged 31.13 GW of grid demand, with renewables averaging 66.1% of tracked domestic generation and carbon intensity averaging 51 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.13 GW

Average grid demand for this UK day.

Peak demand 36.88 GW

Highest 15-minute grid demand period.

Avg carbon 51 gCO₂/kWh

Average carbon intensity where available.

Renewables 66.1 %

Average renewable share of tracked generation.

Average grid demandDemand
31.13 GWFull-day average from available snapshots
↑ +1.10 GW vs yesterday
Peak demand13:00
36.88 GWHighest 15-minute grid demand period
↑ +0.31 GW vs yesterday
Lowest demand04:30
24.53 GWLowest 15-minute grid demand period
↑ +3.31 GW vs yesterday
Domestic generationSupply
27.37 GWTracked UK generation sources only
↑ +2.66 GW vs yesterday
Average carbonCO₂
51 gCO₂/kWhCarbon intensity average
↓ −28 g vs yesterday
Renewable shareClean
66.1 %Wind, solar, hydro and biomass
↑ +9.1 pts vs yesterday
Clean share+ Nuclear
86.2 %Renewables plus nuclear
↑ +6.4 pts vs yesterday
Net importsFlow
1.24 GWAverage imports minus exports
↓ −1.82 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 20 August 2024, Britain’s electricity grid averaged 31.13 GW of grid demand, with renewables averaging 66.1% of tracked domestic generation and carbon intensity averaging 51 gCO₂/kWh.

The highest demand period was 36.88 GW at 13:00, while the lowest carbon intensity period was 26 gCO₂/kWh at 13:30.

Key records for 20 August 2024

Highest wind16.03 GW23:30
Highest solar9.84 GW13:30
Highest gas5.73 GW19:30
Lowest carbon26 gCO₂/kWh13:30
Highest imports7.82 GW09:15
Highest exports4.54 GW00:00

Daily chart

Demand, generation and carbon intensity

20 August 2024

Generation mix

Wind, solar, gas and interconnector flow