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Daily UK grid report
UK Electricity Grid Daily Report — 27 February 2023

On 27 February 2023, Britain’s electricity grid averaged 35.79 GW of grid demand, with renewables averaging 25.3% of tracked domestic generation and carbon intensity averaging 239 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.79 GW

Average grid demand for this UK day.

Peak demand 42.91 GW

Highest 15-minute grid demand period.

Avg carbon 239 gCO₂/kWh

Average carbon intensity where available.

Renewables 25.3 %

Average renewable share of tracked generation.

Average grid demandDemand
35.79 GWFull-day average from available snapshots
↑ +4.34 GW vs yesterday
Peak demand18:15
42.91 GWHighest 15-minute grid demand period
↑ +3.15 GW vs yesterday
Lowest demand04:15
25.02 GWLowest 15-minute grid demand period
↑ +0.98 GW vs yesterday
Domestic generationSupply
31.15 GWTracked UK generation sources only
↑ +6.29 GW vs yesterday
Average carbonCO₂
239 gCO₂/kWhCarbon intensity average
↑ +74 g vs yesterday
Renewable shareClean
25.3 %Wind, solar, hydro and biomass
↓ −16.3 pts vs yesterday
Clean share+ Nuclear
37.2 %Renewables plus nuclear
↓ −17.8 pts vs yesterday
Net importsFlow
3.88 GWAverage imports minus exports
↓ −2.48 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 27 February 2023, Britain’s electricity grid averaged 35.79 GW of grid demand, with renewables averaging 25.3% of tracked domestic generation and carbon intensity averaging 239 gCO₂/kWh.

The highest demand period was 42.91 GW at 18:15, while the lowest carbon intensity period was 191 gCO₂/kWh at 00:00.

Key records for 27 February 2023

Highest wind6.36 GW00:00
Highest solar4.02 GW11:00
Highest gas22.81 GW20:00
Lowest carbon191 gCO₂/kWh00:00
Highest imports6.80 GW13:15
Highest exports3.09 GW23:00

Daily chart

Demand, generation and carbon intensity

27 February 2023

Generation mix

Wind, solar, gas and interconnector flow