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

On 29 July 2023, Britain’s electricity grid averaged 24.84 GW of grid demand, with renewables averaging 63.5% of tracked domestic generation and carbon intensity averaging 89 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 24.84 GW

Average grid demand for this UK day.

Peak demand 30.72 GW

Highest 15-minute grid demand period.

Avg carbon 89 gCO₂/kWh

Average carbon intensity where available.

Renewables 63.5 %

Average renewable share of tracked generation.

Average grid demandDemand
24.84 GWFull-day average from available snapshots
↓ −2.62 GW vs yesterday
Peak demand14:00
30.72 GWHighest 15-minute grid demand period
↓ −2.75 GW vs yesterday
Lowest demand05:15
19.14 GWLowest 15-minute grid demand period
↓ −1.77 GW vs yesterday
Domestic generationSupply
21.92 GWTracked UK generation sources only
↓ −1.76 GW vs yesterday
Average carbonCO₂
89 gCO₂/kWhCarbon intensity average
↓ −107 g vs yesterday
Renewable shareClean
63.5 %Wind, solar, hydro and biomass
↑ +26.9 pts vs yesterday
Clean share+ Nuclear
76.1 %Renewables plus nuclear
↑ +28.3 pts vs yesterday
Net importsFlow
2.54 GWAverage imports minus exports
↓ −0.46 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 29 July 2023, Britain’s electricity grid averaged 24.84 GW of grid demand, with renewables averaging 63.5% of tracked domestic generation and carbon intensity averaging 89 gCO₂/kWh.

The highest demand period was 30.72 GW at 14:00, while the lowest carbon intensity period was 50 gCO₂/kWh at 17:00.

Key records for 29 July 2023

Highest wind13.07 GW15:30
Highest solar8.47 GW13:00
Highest gas6.76 GW00:00
Lowest carbon50 gCO₂/kWh17:00
Highest imports5.51 GW18:00
Highest exports2.29 GW14:00

Daily chart

Demand, generation and carbon intensity

29 July 2023

Generation mix

Wind, solar, gas and interconnector flow