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Daily UK grid report
UK Electricity Grid Daily Report — 28 July 2026

On 28 July 2026, Britain’s electricity grid averaged 30.67 GW of grid demand, with renewables averaging 60.4% of tracked domestic generation and carbon intensity averaging 139 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.67 GW

Average grid demand for this UK day.

Peak demand 37.48 GW

Highest 15-minute grid demand period.

Avg carbon 139 gCO₂/kWh

Average carbon intensity where available.

Renewables 60.4 %

Average renewable share of tracked generation.

Average grid demandDemand
30.67 GWFull-day average from available snapshots
↑ +1.14 GW vs yesterday
Peak demand12:00
37.48 GWHighest 15-minute grid demand period
↑ +1.27 GW vs yesterday
Lowest demand04:15
21.85 GWLowest 15-minute grid demand period
↑ +0.53 GW vs yesterday
Domestic generationSupply
24.59 GWTracked UK generation sources only
↑ +2.38 GW vs yesterday
Average carbonCO₂
139 gCO₂/kWhCarbon intensity average
↓ −44 g vs yesterday
Renewable shareClean
60.4 %Wind, solar, hydro and biomass
↓ −1.9 pts vs yesterday
Clean share+ Nuclear
73.3 %Renewables plus nuclear
↓ −2.8 pts vs yesterday
Net importsFlow
5.24 GWAverage imports minus exports
↓ −1.17 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 28 July 2026, Britain’s electricity grid averaged 30.67 GW of grid demand, with renewables averaging 60.4% of tracked domestic generation and carbon intensity averaging 139 gCO₂/kWh.

The highest demand period was 37.48 GW at 12:00, while the lowest carbon intensity period was 92 gCO₂/kWh at 07:30.

Key records for 28 July 2026

Highest wind12.44 GW10:30
Highest solar11.12 GW12:30
Highest gas12.64 GW21:00
Lowest carbon92 gCO₂/kWh07:30
Highest imports8.68 GW10:00
Highest exports3.26 GW20:45

Daily chart

Demand, generation and carbon intensity

28 July 2026

Generation mix

Wind, solar, gas and interconnector flow