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Daily UK grid report
UK Electricity Grid Daily Report — 29 September 2022

On 29 September 2022, Britain’s electricity grid averaged 32.93 GW of grid demand, with renewables averaging 25.4% of tracked domestic generation and carbon intensity averaging 261 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 32.93 GW

Average grid demand for this UK day.

Peak demand 37.03 GW

Highest 15-minute grid demand period.

Avg carbon 261 gCO₂/kWh

Average carbon intensity where available.

Renewables 25.4 %

Average renewable share of tracked generation.

Average grid demandDemand
32.93 GWFull-day average from available snapshots
↓ −1.11 GW vs yesterday
Peak demand19:00
37.03 GWHighest 15-minute grid demand period
↓ −2.49 GW vs yesterday
Lowest demand04:15
25.97 GWLowest 15-minute grid demand period
↓ −0.45 GW vs yesterday
Domestic generationSupply
32.85 GWTracked UK generation sources only
↓ −1.30 GW vs yesterday
Average carbonCO₂
261 gCO₂/kWhCarbon intensity average
↑ +30 g vs yesterday
Renewable shareClean
25.4 %Wind, solar, hydro and biomass
↓ −8.1 pts vs yesterday
Clean share+ Nuclear
38.5 %Renewables plus nuclear
↓ −7.1 pts vs yesterday
Net importsFlow
-3.21 GWAverage imports minus exports
↑ +1.02 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 29 September 2022, Britain’s electricity grid averaged 32.93 GW of grid demand, with renewables averaging 25.4% of tracked domestic generation and carbon intensity averaging 261 gCO₂/kWh.

The highest demand period was 37.03 GW at 19:00, while the lowest carbon intensity period was 218 gCO₂/kWh at 00:30.

Key records for 29 September 2022

Highest wind7.34 GW00:00
Highest solar5.23 GW13:00
Highest gas21.79 GW19:00
Lowest carbon218 gCO₂/kWh00:30
Highest imports1.21 GW18:00
Highest exports5.28 GW01:45

Daily chart

Demand, generation and carbon intensity

29 September 2022

Generation mix

Wind, solar, gas and interconnector flow