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Daily UK grid report
UK Electricity Grid Daily Report — 29 August 2023

On 29 August 2023, Britain’s electricity grid averaged 28.90 GW of grid demand, with renewables averaging 34.1% of tracked domestic generation and carbon intensity averaging 176 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.90 GW

Average grid demand for this UK day.

Peak demand 34.15 GW

Highest 15-minute grid demand period.

Avg carbon 176 gCO₂/kWh

Average carbon intensity where available.

Renewables 34.1 %

Average renewable share of tracked generation.

Average grid demandDemand
28.90 GWFull-day average from available snapshots
↑ +2.58 GW vs yesterday
Peak demand13:30
34.15 GWHighest 15-minute grid demand period
↑ +2.59 GW vs yesterday
Lowest demand04:00
21.35 GWLowest 15-minute grid demand period
↑ +1.46 GW vs yesterday
Domestic generationSupply
27.07 GWTracked UK generation sources only
↑ +3.29 GW vs yesterday
Average carbonCO₂
176 gCO₂/kWhCarbon intensity average
↑ +8 g vs yesterday
Renewable shareClean
34.1 %Wind, solar, hydro and biomass
↑ +1.2 pts vs yesterday
Clean share+ Nuclear
53.9 %Renewables plus nuclear
↓ −1.4 pts vs yesterday
Net importsFlow
0.02 GWAverage imports minus exports
↓ −0.62 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 29 August 2023, Britain’s electricity grid averaged 28.90 GW of grid demand, with renewables averaging 34.1% of tracked domestic generation and carbon intensity averaging 176 gCO₂/kWh.

The highest demand period was 34.15 GW at 13:30, while the lowest carbon intensity period was 138 gCO₂/kWh at 23:30.

Key records for 29 August 2023

Highest wind9.37 GW18:00
Highest solar5.05 GW11:30
Highest gas14.17 GW19:30
Lowest carbon138 gCO₂/kWh23:30
Highest imports2.90 GW17:45
Highest exports3.42 GW23:00

Daily chart

Demand, generation and carbon intensity

29 August 2023

Generation mix

Wind, solar, gas and interconnector flow