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UK Electricity Grid Daily Report — 15 May 2022

On 15 May 2022, Britain’s electricity grid averaged 29.46 GW of grid demand, with renewables averaging 34.7% of tracked domestic generation and carbon intensity averaging 181 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.46 GW

Average grid demand for this UK day.

Peak demand 34.79 GW

Highest 15-minute grid demand period.

Avg carbon 181 gCO₂/kWh

Average carbon intensity where available.

Renewables 34.7 %

Average renewable share of tracked generation.

Average grid demandDemand
29.46 GWFull-day average from available snapshots
↑ +0.15 GW vs yesterday
Peak demand13:30
34.79 GWHighest 15-minute grid demand period
↑ +1.05 GW vs yesterday
Lowest demand05:15
22.99 GWLowest 15-minute grid demand period
↓ −1.63 GW vs yesterday
Domestic generationSupply
28.80 GWTracked UK generation sources only
↓ −0.11 GW vs yesterday
Average carbonCO₂
181 gCO₂/kWhCarbon intensity average
↓ −34 g vs yesterday
Renewable shareClean
34.7 %Wind, solar, hydro and biomass
↑ +8.7 pts vs yesterday
Clean share+ Nuclear
54.0 %Renewables plus nuclear
↑ +9.6 pts vs yesterday
Net importsFlow
-2.46 GWAverage imports minus exports
↑ +0.75 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 15 May 2022, Britain’s electricity grid averaged 29.46 GW of grid demand, with renewables averaging 34.7% of tracked domestic generation and carbon intensity averaging 181 gCO₂/kWh.

The highest demand period was 34.79 GW at 13:30, while the lowest carbon intensity period was 98 gCO₂/kWh at 23:30.

Key records for 15 May 2022

Highest wind14.78 GW21:00
Highest solar4.62 GW11:00
Highest gas16.36 GW00:00
Lowest carbon98 gCO₂/kWh23:30
Highest imports4.14 GW13:00
Highest exports5.06 GW23:00

Daily chart

Demand, generation and carbon intensity

15 May 2022

Generation mix

Wind, solar, gas and interconnector flow