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Daily UK grid report
UK Electricity Grid Daily Report — 28 August 2022

On 28 August 2022, Britain’s electricity grid averaged 25.79 GW of grid demand, with renewables averaging 19.4% of tracked domestic generation and carbon intensity averaging 257 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 25.79 GW

Average grid demand for this UK day.

Peak demand 30.13 GW

Highest 15-minute grid demand period.

Avg carbon 257 gCO₂/kWh

Average carbon intensity where available.

Renewables 19.4 %

Average renewable share of tracked generation.

Average grid demandDemand
25.79 GWFull-day average from available snapshots
↓ −1.36 GW vs yesterday
Peak demand11:00
30.13 GWHighest 15-minute grid demand period
↓ −1.67 GW vs yesterday
Lowest demand03:30
20.32 GWLowest 15-minute grid demand period
↓ −2.13 GW vs yesterday
Domestic generationSupply
24.43 GWTracked UK generation sources only
↓ −1.67 GW vs yesterday
Average carbonCO₂
257 gCO₂/kWhCarbon intensity average
↓ −10 g vs yesterday
Renewable shareClean
19.4 %Wind, solar, hydro and biomass
↑ +0.5 pts vs yesterday
Clean share+ Nuclear
37.0 %Renewables plus nuclear
↑ +1.6 pts vs yesterday
Net importsFlow
0.02 GWAverage imports minus exports
↑ +1.44 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 28 August 2022, Britain’s electricity grid averaged 25.79 GW of grid demand, with renewables averaging 19.4% of tracked domestic generation and carbon intensity averaging 257 gCO₂/kWh.

The highest demand period was 30.13 GW at 11:00, while the lowest carbon intensity period was 200 gCO₂/kWh at 13:00.

Key records for 28 August 2022

Highest wind3.03 GW23:00
Highest solar7.21 GW12:30
Highest gas16.44 GW21:00
Lowest carbon200 gCO₂/kWh13:00
Highest imports3.46 GW12:30
Highest exports3.00 GW23:00

Daily chart

Demand, generation and carbon intensity

28 August 2022

Generation mix

Wind, solar, gas and interconnector flow