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Daily UK grid report
UK Electricity Grid Daily Report — 31 July 2022

On 31 July 2022, Britain’s electricity grid averaged 27.61 GW of grid demand, with renewables averaging 25.5% of tracked domestic generation and carbon intensity averaging 244 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 27.61 GW

Average grid demand for this UK day.

Peak demand 31.79 GW

Highest 15-minute grid demand period.

Avg carbon 244 gCO₂/kWh

Average carbon intensity where available.

Renewables 25.5 %

Average renewable share of tracked generation.

Average grid demandDemand
27.61 GWFull-day average from available snapshots
↓ −0.83 GW vs yesterday
Peak demand17:00
31.79 GWHighest 15-minute grid demand period
↓ −0.72 GW vs yesterday
Lowest demand06:00
23.30 GWLowest 15-minute grid demand period
↓ −1.20 GW vs yesterday
Domestic generationSupply
26.90 GWTracked UK generation sources only
↓ −1.08 GW vs yesterday
Average carbonCO₂
244 gCO₂/kWhCarbon intensity average
↑ +12 g vs yesterday
Renewable shareClean
25.5 %Wind, solar, hydro and biomass
↓ −4.8 pts vs yesterday
Clean share+ Nuclear
42.9 %Renewables plus nuclear
↓ −3.8 pts vs yesterday
Net importsFlow
-1.79 GWAverage imports minus exports
↑ +1.14 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 31 July 2022, Britain’s electricity grid averaged 27.61 GW of grid demand, with renewables averaging 25.5% of tracked domestic generation and carbon intensity averaging 244 gCO₂/kWh.

The highest demand period was 31.79 GW at 17:00, while the lowest carbon intensity period was 175 gCO₂/kWh at 13:30.

Key records for 31 July 2022

Highest wind6.20 GW08:30
Highest solar5.62 GW13:30
Highest gas16.37 GW21:30
Lowest carbon175 gCO₂/kWh13:30
Highest imports3.65 GW13:15
Highest exports5.19 GW02:00

Daily chart

Demand, generation and carbon intensity

31 July 2022

Generation mix

Wind, solar, gas and interconnector flow