Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 5 September 2023

On 5 September 2023, Britain’s electricity grid averaged 31.55 GW of grid demand, with renewables averaging 31.8% of tracked domestic generation and carbon intensity averaging 192 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.55 GW

Average grid demand for this UK day.

Peak demand 37.59 GW

Highest 15-minute grid demand period.

Avg carbon 192 gCO₂/kWh

Average carbon intensity where available.

Renewables 31.8 %

Average renewable share of tracked generation.

Average grid demandDemand
31.55 GWFull-day average from available snapshots
↑ +1.53 GW vs yesterday
Peak demand17:00
37.59 GWHighest 15-minute grid demand period
↑ +1.74 GW vs yesterday
Lowest demand04:30
23.01 GWLowest 15-minute grid demand period
↑ +1.93 GW vs yesterday
Domestic generationSupply
29.08 GWTracked UK generation sources only
↑ +3.48 GW vs yesterday
Average carbonCO₂
192 gCO₂/kWhCarbon intensity average
↑ +27 g vs yesterday
Renewable shareClean
31.8 %Wind, solar, hydro and biomass
↓ −2.9 pts vs yesterday
Clean share+ Nuclear
50.5 %Renewables plus nuclear
↓ −5.6 pts vs yesterday
Net importsFlow
0.58 GWAverage imports minus exports
↓ −2.33 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 5 September 2023, Britain’s electricity grid averaged 31.55 GW of grid demand, with renewables averaging 31.8% of tracked domestic generation and carbon intensity averaging 192 gCO₂/kWh.

The highest demand period was 37.59 GW at 17:00, while the lowest carbon intensity period was 131 gCO₂/kWh at 13:30.

Key records for 5 September 2023

Highest wind7.03 GW20:30
Highest solar9.87 GW12:30
Highest gas18.33 GW18:30
Lowest carbon131 gCO₂/kWh13:30
Highest imports4.35 GW09:00
Highest exports4.10 GW23:00

Daily chart

Demand, generation and carbon intensity

5 September 2023

Generation mix

Wind, solar, gas and interconnector flow