Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 28 May 2023

On 28 May 2023, Britain’s electricity grid averaged 24.43 GW of grid demand, with renewables averaging 46.9% of tracked domestic generation and carbon intensity averaging 88 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 24.43 GW

Average grid demand for this UK day.

Peak demand 29.13 GW

Highest 15-minute grid demand period.

Avg carbon 88 gCO₂/kWh

Average carbon intensity where available.

Renewables 46.9 %

Average renewable share of tracked generation.

Average grid demandDemand
24.43 GWFull-day average from available snapshots
↓ −1.27 GW vs yesterday
Peak demand13:00
29.13 GWHighest 15-minute grid demand period
↓ −1.95 GW vs yesterday
Lowest demand05:15
18.41 GWLowest 15-minute grid demand period
↓ −0.92 GW vs yesterday
Domestic generationSupply
18.92 GWTracked UK generation sources only
↓ −1.91 GW vs yesterday
Average carbonCO₂
88 gCO₂/kWhCarbon intensity average
↓ −10 g vs yesterday
Renewable shareClean
46.9 %Wind, solar, hydro and biomass
↑ +1.8 pts vs yesterday
Clean share+ Nuclear
75.1 %Renewables plus nuclear
↑ +3.7 pts vs yesterday
Net importsFlow
4.82 GWAverage imports minus exports
↑ +0.95 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 28 May 2023, Britain’s electricity grid averaged 24.43 GW of grid demand, with renewables averaging 46.9% of tracked domestic generation and carbon intensity averaging 88 gCO₂/kWh.

The highest demand period was 29.13 GW at 13:00, while the lowest carbon intensity period was 60 gCO₂/kWh at 12:30.

Key records for 28 May 2023

Highest wind7.52 GW22:00
Highest solar8.79 GW13:00
Highest gas5.58 GW04:00
Lowest carbon60 gCO₂/kWh12:30
Highest imports7.31 GW17:15
Highest exports1.26 GW03:15

Daily chart

Demand, generation and carbon intensity

28 May 2023

Generation mix

Wind, solar, gas and interconnector flow