Live Grid Data
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Daily UK grid report
UK Electricity Grid Yesterday — 30 July 2026

On 30 July 2026, Britain’s electricity grid averaged 29.29 GW of grid demand, with renewables averaging 43.3% of tracked domestic generation and carbon intensity averaging 144 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.29 GW

Average grid demand for this UK day.

Peak demand 35.75 GW

Highest 15-minute grid demand period.

Avg carbon 144 gCO₂/kWh

Average carbon intensity where available.

Renewables 43.3 %

Average renewable share of tracked generation.

Average grid demandDemand
29.29 GWFull-day average from available snapshots
↓ −1.89 GW vs yesterday
Peak demand17:45
35.75 GWHighest 15-minute grid demand period
↓ −2.81 GW vs yesterday
Lowest demand04:15
22.38 GWLowest 15-minute grid demand period
↓ −2.21 GW vs yesterday
Domestic generationSupply
23.38 GWTracked UK generation sources only
↓ −1.73 GW vs yesterday
Average carbonCO₂
144 gCO₂/kWhCarbon intensity average
↓ −9 g vs yesterday
Renewable shareClean
43.3 %Wind, solar, hydro and biomass
↓ −1.7 pts vs yesterday
Clean share+ Nuclear
59.1 %Renewables plus nuclear
↑ +1.8 pts vs yesterday
Net importsFlow
4.65 GWAverage imports minus exports
↑ +0.33 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 30 July 2026, Britain’s electricity grid averaged 29.29 GW of grid demand, with renewables averaging 43.3% of tracked domestic generation and carbon intensity averaging 144 gCO₂/kWh.

The highest demand period was 35.75 GW at 17:45, while the lowest carbon intensity period was 72 gCO₂/kWh at 12:30.

Key records for 30 July 2026

Highest wind6.17 GW14:15
Highest solar7.98 GW14:00
Highest gas13.97 GW19:00
Lowest carbon72 gCO₂/kWh12:30
Highest imports8.58 GW10:00
Highest exports2.80 GW18:00

Daily chart

Demand, generation and carbon intensity

30 July 2026

Generation mix

Wind, solar, gas and interconnector flow