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UK Electricity Grid Daily Report — 22 May 2022

On 22 May 2022, Britain’s electricity grid averaged 28.97 GW of grid demand, with renewables averaging 38.1% of tracked domestic generation and carbon intensity averaging 176 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.97 GW

Average grid demand for this UK day.

Peak demand 34.02 GW

Highest 15-minute grid demand period.

Avg carbon 176 gCO₂/kWh

Average carbon intensity where available.

Renewables 38.1 %

Average renewable share of tracked generation.

Average grid demandDemand
28.97 GWFull-day average from available snapshots
↑ +0.42 GW vs yesterday
Peak demand18:30
34.02 GWHighest 15-minute grid demand period
↑ +1.46 GW vs yesterday
Lowest demand05:30
23.17 GWLowest 15-minute grid demand period
↑ +0.69 GW vs yesterday
Domestic generationSupply
28.28 GWTracked UK generation sources only
↑ +0.34 GW vs yesterday
Average carbonCO₂
176 gCO₂/kWhCarbon intensity average
↑ +14 g vs yesterday
Renewable shareClean
38.1 %Wind, solar, hydro and biomass
↓ −2.8 pts vs yesterday
Clean share+ Nuclear
55.7 %Renewables plus nuclear
↓ −3.0 pts vs yesterday
Net importsFlow
-2.13 GWAverage imports minus exports
↓ −0.19 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 22 May 2022, Britain’s electricity grid averaged 28.97 GW of grid demand, with renewables averaging 38.1% of tracked domestic generation and carbon intensity averaging 176 gCO₂/kWh.

The highest demand period was 34.02 GW at 18:30, while the lowest carbon intensity period was 128 gCO₂/kWh at 11:30.

Key records for 22 May 2022

Highest wind9.53 GW18:30
Highest solar8.16 GW12:30
Highest gas16.77 GW20:00
Lowest carbon128 gCO₂/kWh11:30
Highest imports2.58 GW14:00
Highest exports4.58 GW23:15

Daily chart

Demand, generation and carbon intensity

22 May 2022

Generation mix

Wind, solar, gas and interconnector flow