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Daily UK grid report
UK Electricity Grid Daily Report — 19 July 2023

On 19 July 2023, Britain’s electricity grid averaged 28.78 GW of grid demand, with renewables averaging 29.0% of tracked domestic generation and carbon intensity averaging 208 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.78 GW

Average grid demand for this UK day.

Peak demand 34.73 GW

Highest 15-minute grid demand period.

Avg carbon 208 gCO₂/kWh

Average carbon intensity where available.

Renewables 29.0 %

Average renewable share of tracked generation.

Average grid demandDemand
28.78 GWFull-day average from available snapshots
↑ +0.27 GW vs yesterday
Peak demand13:00
34.73 GWHighest 15-minute grid demand period
↑ +1.05 GW vs yesterday
Lowest demand03:30
21.73 GWLowest 15-minute grid demand period
↓ −0.32 GW vs yesterday
Domestic generationSupply
26.15 GWTracked UK generation sources only
↑ +1.95 GW vs yesterday
Average carbonCO₂
208 gCO₂/kWhCarbon intensity average
↓ −9 g vs yesterday
Renewable shareClean
29.0 %Wind, solar, hydro and biomass
↑ +5.8 pts vs yesterday
Clean share+ Nuclear
46.3 %Renewables plus nuclear
↑ +4.6 pts vs yesterday
Net importsFlow
1.65 GWAverage imports minus exports
↓ −1.71 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 19 July 2023, Britain’s electricity grid averaged 28.78 GW of grid demand, with renewables averaging 29.0% of tracked domestic generation and carbon intensity averaging 208 gCO₂/kWh.

The highest demand period was 34.73 GW at 13:00, while the lowest carbon intensity period was 166 gCO₂/kWh at 13:30.

Key records for 19 July 2023

Highest wind4.68 GW17:00
Highest solar7.61 GW13:30
Highest gas14.71 GW20:00
Lowest carbon166 gCO₂/kWh13:30
Highest imports5.95 GW09:00
Highest exports2.77 GW05:00

Daily chart

Demand, generation and carbon intensity

19 July 2023

Generation mix

Wind, solar, gas and interconnector flow