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Daily UK grid report
UK Electricity Grid Daily Report — 8 September 2023

On 8 September 2023, Britain’s electricity grid averaged 30.41 GW of grid demand, with renewables averaging 15.6% of tracked domestic generation and carbon intensity averaging 250 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.41 GW

Average grid demand for this UK day.

Peak demand 36.24 GW

Highest 15-minute grid demand period.

Avg carbon 250 gCO₂/kWh

Average carbon intensity where available.

Renewables 15.6 %

Average renewable share of tracked generation.

Average grid demandDemand
30.41 GWFull-day average from available snapshots
↓ −0.35 GW vs yesterday
Peak demand13:00
36.24 GWHighest 15-minute grid demand period
↓ −0.22 GW vs yesterday
Lowest demand03:45
23.99 GWLowest 15-minute grid demand period
↑ +0.67 GW vs yesterday
Domestic generationSupply
27.10 GWTracked UK generation sources only
↓ −0.13 GW vs yesterday
Average carbonCO₂
250 gCO₂/kWhCarbon intensity average
↑ +24 g vs yesterday
Renewable shareClean
15.6 %Wind, solar, hydro and biomass
↓ −5.3 pts vs yesterday
Clean share+ Nuclear
35.1 %Renewables plus nuclear
↓ −5.4 pts vs yesterday
Net importsFlow
1.79 GWAverage imports minus exports
↓ −0.56 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 8 September 2023, Britain’s electricity grid averaged 30.41 GW of grid demand, with renewables averaging 15.6% of tracked domestic generation and carbon intensity averaging 250 gCO₂/kWh.

The highest demand period was 36.24 GW at 13:00, while the lowest carbon intensity period was 202 gCO₂/kWh at 13:30.

Key records for 8 September 2023

Highest wind1.40 GW23:30
Highest solar7.54 GW13:30
Highest gas18.27 GW19:30
Lowest carbon202 gCO₂/kWh13:30
Highest imports5.66 GW13:00
Highest exports3.62 GW05:00

Daily chart

Demand, generation and carbon intensity

8 September 2023

Generation mix

Wind, solar, gas and interconnector flow