Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 4 September 2022

On 4 September 2022, Britain’s electricity grid averaged 29.06 GW of grid demand, with renewables averaging 39.7% of tracked domestic generation and carbon intensity averaging 179 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.06 GW

Average grid demand for this UK day.

Peak demand 34.15 GW

Highest 15-minute grid demand period.

Avg carbon 179 gCO₂/kWh

Average carbon intensity where available.

Renewables 39.7 %

Average renewable share of tracked generation.

Average grid demandDemand
29.06 GWFull-day average from available snapshots
↓ −0.77 GW vs yesterday
Peak demand17:30
34.15 GWHighest 15-minute grid demand period
↓ −0.51 GW vs yesterday
Lowest demand03:30
22.83 GWLowest 15-minute grid demand period
↓ −1.85 GW vs yesterday
Domestic generationSupply
28.25 GWTracked UK generation sources only
↓ −0.95 GW vs yesterday
Average carbonCO₂
179 gCO₂/kWhCarbon intensity average
↑ +9 g vs yesterday
Renewable shareClean
39.7 %Wind, solar, hydro and biomass
↓ −3.1 pts vs yesterday
Clean share+ Nuclear
59.2 %Renewables plus nuclear
↓ −1.8 pts vs yesterday
Net importsFlow
-3.02 GWAverage imports minus exports
↑ +0.41 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 4 September 2022, Britain’s electricity grid averaged 29.06 GW of grid demand, with renewables averaging 39.7% of tracked domestic generation and carbon intensity averaging 179 gCO₂/kWh.

The highest demand period was 34.15 GW at 17:30, while the lowest carbon intensity period was 141 gCO₂/kWh at 23:30.

Key records for 4 September 2022

Highest wind11.26 GW22:30
Highest solar4.88 GW13:30
Highest gas15.01 GW17:30
Lowest carbon141 gCO₂/kWh23:30
Highest imports2.75 GW14:45
Highest exports5.68 GW00:00

Daily chart

Demand, generation and carbon intensity

4 September 2022

Generation mix

Wind, solar, gas and interconnector flow