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Daily UK grid report
UK Electricity Grid Daily Report — 30 July 2026

On 30 July 2026, Britain’s electricity grid averaged 30.94 GW of grid demand, with renewables averaging 47.1% of tracked domestic generation and carbon intensity averaging 172 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.94 GW

Average grid demand for this UK day.

Peak demand 38.14 GW

Highest 15-minute grid demand period.

Avg carbon 172 gCO₂/kWh

Average carbon intensity where available.

Renewables 47.1 %

Average renewable share of tracked generation.

Average grid demandDemand
30.94 GWFull-day average from available snapshots
↓ −1.14 GW vs yesterday
Peak demand14:00
38.14 GWHighest 15-minute grid demand period
↓ −0.04 GW vs yesterday
Lowest demand05:15
23.00 GWLowest 15-minute grid demand period
↓ −2.70 GW vs yesterday
Domestic generationSupply
25.03 GWTracked UK generation sources only
↓ −0.98 GW vs yesterday
Average carbonCO₂
172 gCO₂/kWhCarbon intensity average
↓ −6 g vs yesterday
Renewable shareClean
47.1 %Wind, solar, hydro and biomass
↓ −0.4 pts vs yesterday
Clean share+ Nuclear
61.8 %Renewables plus nuclear
↑ +2.6 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 30.94 GW of grid demand, with renewables averaging 47.1% of tracked domestic generation and carbon intensity averaging 172 gCO₂/kWh.

The highest demand period was 38.14 GW at 14:00, while the lowest carbon intensity period was 81 gCO₂/kWh at 13:30.

Key records for 30 July 2026

Highest wind8.44 GW15:00
Highest solar11.10 GW13:30
Highest gas13.94 GW19:30
Lowest carbon81 gCO₂/kWh13:30
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