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Daily UK grid report
UK Electricity Grid Daily Report — 14 March 2023

On 14 March 2023, Britain’s electricity grid averaged 35.33 GW of grid demand, with renewables averaging 52.6% of tracked domestic generation and carbon intensity averaging 125 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.33 GW

Average grid demand for this UK day.

Peak demand 42.66 GW

Highest 15-minute grid demand period.

Avg carbon 125 gCO₂/kWh

Average carbon intensity where available.

Renewables 52.6 %

Average renewable share of tracked generation.

Average grid demandDemand
35.33 GWFull-day average from available snapshots
↑ +1.34 GW vs yesterday
Peak demand18:30
42.66 GWHighest 15-minute grid demand period
↑ +1.91 GW vs yesterday
Lowest demand04:15
26.44 GWLowest 15-minute grid demand period
↑ +2.18 GW vs yesterday
Domestic generationSupply
29.94 GWTracked UK generation sources only
↑ +0.14 GW vs yesterday
Average carbonCO₂
125 gCO₂/kWhCarbon intensity average
↑ +62 g vs yesterday
Renewable shareClean
52.6 %Wind, solar, hydro and biomass
↓ −18.1 pts vs yesterday
Clean share+ Nuclear
66.5 %Renewables plus nuclear
↓ −18.0 pts vs yesterday
Net importsFlow
4.81 GWAverage imports minus exports
↑ +0.93 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 14 March 2023, Britain’s electricity grid averaged 35.33 GW of grid demand, with renewables averaging 52.6% of tracked domestic generation and carbon intensity averaging 125 gCO₂/kWh.

The highest demand period was 42.66 GW at 18:30, while the lowest carbon intensity period was 70 gCO₂/kWh at 02:00.

Key records for 14 March 2023

Highest wind14.10 GW02:00
Highest solar7.15 GW12:00
Highest gas16.99 GW18:30
Lowest carbon70 gCO₂/kWh02:00
Highest imports7.17 GW14:00
Highest exports2.38 GW05:00

Daily chart

Demand, generation and carbon intensity

14 March 2023

Generation mix

Wind, solar, gas and interconnector flow