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Daily UK grid report
UK Electricity Grid Daily Report — 16 March 2023

On 16 March 2023, Britain’s electricity grid averaged 33.86 GW of grid demand, with renewables averaging 62.0% of tracked domestic generation and carbon intensity averaging 99 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 33.86 GW

Average grid demand for this UK day.

Peak demand 40.56 GW

Highest 15-minute grid demand period.

Avg carbon 99 gCO₂/kWh

Average carbon intensity where available.

Renewables 62.0 %

Average renewable share of tracked generation.

Average grid demandDemand
33.86 GWFull-day average from available snapshots
↓ −1.22 GW vs yesterday
Peak demand18:00
40.56 GWHighest 15-minute grid demand period
↓ −1.91 GW vs yesterday
Lowest demand04:00
25.39 GWLowest 15-minute grid demand period
↓ −0.70 GW vs yesterday
Domestic generationSupply
29.12 GWTracked UK generation sources only
↓ −1.33 GW vs yesterday
Average carbonCO₂
99 gCO₂/kWhCarbon intensity average
↓ −93 g vs yesterday
Renewable shareClean
62.0 %Wind, solar, hydro and biomass
↑ +26.1 pts vs yesterday
Clean share+ Nuclear
76.2 %Renewables plus nuclear
↑ +26.5 pts vs yesterday
Net importsFlow
4.63 GWAverage imports minus exports
↓ −0.15 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 16 March 2023, Britain’s electricity grid averaged 33.86 GW of grid demand, with renewables averaging 62.0% of tracked domestic generation and carbon intensity averaging 99 gCO₂/kWh.

The highest demand period was 40.56 GW at 18:00, while the lowest carbon intensity period was 58 gCO₂/kWh at 03:30.

Key records for 16 March 2023

Highest wind17.09 GW00:00
Highest solar3.19 GW11:00
Highest gas11.43 GW18:30
Lowest carbon58 gCO₂/kWh03:30
Highest imports6.83 GW09:00
Highest exports1.76 GW05:00

Daily chart

Demand, generation and carbon intensity

16 March 2023

Generation mix

Wind, solar, gas and interconnector flow