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Daily UK grid report
UK Electricity Grid Daily Report — 11 July 2023

On 11 July 2023, Britain’s electricity grid averaged 31.41 GW of grid demand, with renewables averaging 47.0% of tracked domestic generation and carbon intensity averaging 151 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.41 GW

Average grid demand for this UK day.

Peak demand 36.49 GW

Highest 15-minute grid demand period.

Avg carbon 151 gCO₂/kWh

Average carbon intensity where available.

Renewables 47.0 %

Average renewable share of tracked generation.

Average grid demandDemand
31.41 GWFull-day average from available snapshots
↑ +2.04 GW vs yesterday
Peak demand11:30
36.49 GWHighest 15-minute grid demand period
↑ +1.47 GW vs yesterday
Lowest demand03:15
25.10 GWLowest 15-minute grid demand period
↑ +4.46 GW vs yesterday
Domestic generationSupply
29.96 GWTracked UK generation sources only
↑ +2.77 GW vs yesterday
Average carbonCO₂
151 gCO₂/kWhCarbon intensity average
↓ −25 g vs yesterday
Renewable shareClean
47.0 %Wind, solar, hydro and biomass
↑ +8.7 pts vs yesterday
Clean share+ Nuclear
62.7 %Renewables plus nuclear
↑ +6.8 pts vs yesterday
Net importsFlow
-2.25 GWAverage imports minus exports
↓ −2.51 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 11 July 2023, Britain’s electricity grid averaged 31.41 GW of grid demand, with renewables averaging 47.0% of tracked domestic generation and carbon intensity averaging 151 gCO₂/kWh.

The highest demand period was 36.49 GW at 11:30, while the lowest carbon intensity period was 124 gCO₂/kWh at 05:00.

Key records for 11 July 2023

Highest wind12.56 GW16:00
Highest solar5.29 GW11:30
Highest gas13.86 GW18:30
Lowest carbon124 gCO₂/kWh05:00
Highest imports2.76 GW14:15
Highest exports6.20 GW03:00

Daily chart

Demand, generation and carbon intensity

11 July 2023

Generation mix

Wind, solar, gas and interconnector flow