Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 27 September 2024

On 27 September 2024, Britain’s electricity grid averaged 31.15 GW of grid demand, with renewables averaging 67.1% of tracked domestic generation and carbon intensity averaging 66 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.15 GW

Average grid demand for this UK day.

Peak demand 37.54 GW

Highest 15-minute grid demand period.

Avg carbon 66 gCO₂/kWh

Average carbon intensity where available.

Renewables 67.1 %

Average renewable share of tracked generation.

Average grid demandDemand
31.15 GWFull-day average from available snapshots
↑ +0.76 GW vs yesterday
Peak demand12:00
37.54 GWHighest 15-minute grid demand period
↑ +1.29 GW vs yesterday
Lowest demand01:15
23.37 GWLowest 15-minute grid demand period
↑ +1.73 GW vs yesterday
Domestic generationSupply
28.04 GWTracked UK generation sources only
↑ +1.88 GW vs yesterday
Average carbonCO₂
66 gCO₂/kWhCarbon intensity average
↓ −32 g vs yesterday
Renewable shareClean
67.1 %Wind, solar, hydro and biomass
↑ +9.1 pts vs yesterday
Clean share+ Nuclear
82.9 %Renewables plus nuclear
↑ +7.6 pts vs yesterday
Net importsFlow
2.73 GWAverage imports minus exports
↓ −1.52 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 27 September 2024, Britain’s electricity grid averaged 31.15 GW of grid demand, with renewables averaging 67.1% of tracked domestic generation and carbon intensity averaging 66 gCO₂/kWh.

The highest demand period was 37.54 GW at 12:00, while the lowest carbon intensity period was 43 gCO₂/kWh at 13:30.

Key records for 27 September 2024

Highest wind17.74 GW12:00
Highest solar6.34 GW13:30
Highest gas8.04 GW19:30
Lowest carbon43 gCO₂/kWh13:30
Highest imports5.74 GW23:00
Highest exports2.66 GW05:00

Daily chart

Demand, generation and carbon intensity

27 September 2024

Generation mix

Wind, solar, gas and interconnector flow