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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 28.18 GW of grid demand, with renewables averaging 55.7% of tracked domestic generation and carbon intensity averaging 110 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.18 GW

Average grid demand for this UK day.

Peak demand 33.53 GW

Highest 15-minute grid demand period.

Avg carbon 110 gCO₂/kWh

Average carbon intensity where available.

Renewables 55.7 %

Average renewable share of tracked generation.

Average grid demandDemand
28.18 GWFull-day average from available snapshots
↓ −1.36 GW vs yesterday
Peak demand19:00
33.53 GWHighest 15-minute grid demand period
↓ −2.67 GW vs yesterday
Lowest demand04:30
20.74 GWLowest 15-minute grid demand period
↓ −0.59 GW vs yesterday
Domestic generationSupply
22.10 GWTracked UK generation sources only
↓ −0.11 GW vs yesterday
Average carbonCO₂
110 gCO₂/kWhCarbon intensity average
↓ −73 g vs yesterday
Renewable shareClean
55.7 %Wind, solar, hydro and biomass
↓ −6.6 pts vs yesterday
Clean share+ Nuclear
69.8 %Renewables plus nuclear
↓ −6.3 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 28.18 GW of grid demand, with renewables averaging 55.7% of tracked domestic generation and carbon intensity averaging 110 gCO₂/kWh.

The highest demand period was 33.53 GW at 19:00, while the lowest carbon intensity period was 51 gCO₂/kWh at 12:00.

Key records for 28 July 2026

Highest wind10.06 GW10:45
Highest solar6.57 GW14:30
Highest gas12.57 GW21:15
Lowest carbon51 gCO₂/kWh12:00
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