Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 29 April 2023

On 29 April 2023, Britain’s electricity grid averaged 27.59 GW of grid demand, with renewables averaging 23.2% of tracked domestic generation and carbon intensity averaging 205 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 27.59 GW

Average grid demand for this UK day.

Peak demand 32.91 GW

Highest 15-minute grid demand period.

Avg carbon 205 gCO₂/kWh

Average carbon intensity where available.

Renewables 23.2 %

Average renewable share of tracked generation.

Average grid demandDemand
27.59 GWFull-day average from available snapshots
↓ −3.20 GW vs yesterday
Peak demand11:00
32.91 GWHighest 15-minute grid demand period
↓ −3.62 GW vs yesterday
Lowest demand04:30
21.03 GWLowest 15-minute grid demand period
↓ −2.54 GW vs yesterday
Domestic generationSupply
22.08 GWTracked UK generation sources only
↓ −4.24 GW vs yesterday
Average carbonCO₂
205 gCO₂/kWhCarbon intensity average
↑ +20 g vs yesterday
Renewable shareClean
23.2 %Wind, solar, hydro and biomass
↓ −9.8 pts vs yesterday
Clean share+ Nuclear
40.5 %Renewables plus nuclear
↓ −8.4 pts vs yesterday
Net importsFlow
5.29 GWAverage imports minus exports
↑ +1.22 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 29 April 2023, Britain’s electricity grid averaged 27.59 GW of grid demand, with renewables averaging 23.2% of tracked domestic generation and carbon intensity averaging 205 gCO₂/kWh.

The highest demand period was 32.91 GW at 11:00, while the lowest carbon intensity period was 161 gCO₂/kWh at 14:00.

Key records for 29 April 2023

Highest wind3.10 GW23:30
Highest solar7.94 GW12:00
Highest gas15.14 GW20:00
Lowest carbon161 gCO₂/kWh14:00
Highest imports7.34 GW14:00
Highest exports0.98 GW09:30

Daily chart

Demand, generation and carbon intensity

29 April 2023

Generation mix

Wind, solar, gas and interconnector flow