Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 27 July 2023

On 27 July 2023, Britain’s electricity grid averaged 28.80 GW of grid demand, with renewables averaging 47.2% of tracked domestic generation and carbon intensity averaging 157 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.80 GW

Average grid demand for this UK day.

Peak demand 34.80 GW

Highest 15-minute grid demand period.

Avg carbon 157 gCO₂/kWh

Average carbon intensity where available.

Renewables 47.2 %

Average renewable share of tracked generation.

Average grid demandDemand
28.80 GWFull-day average from available snapshots
↑ +0.50 GW vs yesterday
Peak demand13:00
34.80 GWHighest 15-minute grid demand period
↑ +0.69 GW vs yesterday
Lowest demand04:30
21.58 GWLowest 15-minute grid demand period
↑ +0.63 GW vs yesterday
Domestic generationSupply
23.78 GWTracked UK generation sources only
↓ −0.28 GW vs yesterday
Average carbonCO₂
157 gCO₂/kWhCarbon intensity average
↓ −29 g vs yesterday
Renewable shareClean
47.2 %Wind, solar, hydro and biomass
↑ +6.2 pts vs yesterday
Clean share+ Nuclear
57.5 %Renewables plus nuclear
↑ +6.8 pts vs yesterday
Net importsFlow
4.05 GWAverage imports minus exports
↑ +0.77 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 27 July 2023, Britain’s electricity grid averaged 28.80 GW of grid demand, with renewables averaging 47.2% of tracked domestic generation and carbon intensity averaging 157 gCO₂/kWh.

The highest demand period was 34.80 GW at 13:00, while the lowest carbon intensity period was 106 gCO₂/kWh at 02:00.

Key records for 27 July 2023

Highest wind10.14 GW01:00
Highest solar4.99 GW14:30
Highest gas12.55 GW21:00
Lowest carbon106 gCO₂/kWh02:00
Highest imports7.29 GW12:00
Highest exports1.81 GW05:00

Daily chart

Demand, generation and carbon intensity

27 July 2023

Generation mix

Wind, solar, gas and interconnector flow