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Daily UK grid report
UK Electricity Grid Daily Report — 1 July 2023

On 1 July 2023, Britain’s electricity grid averaged 27.13 GW of grid demand, with renewables averaging 62.2% of tracked domestic generation and carbon intensity averaging 75 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 27.13 GW

Average grid demand for this UK day.

Peak demand 32.19 GW

Highest 15-minute grid demand period.

Avg carbon 75 gCO₂/kWh

Average carbon intensity where available.

Renewables 62.2 %

Average renewable share of tracked generation.

Average grid demandDemand
27.13 GWFull-day average from available snapshots
↓ −1.05 GW vs yesterday
Peak demand15:15
32.19 GWHighest 15-minute grid demand period
↓ −1.20 GW vs yesterday
Lowest demand05:15
21.74 GWLowest 15-minute grid demand period
↑ +0.10 GW vs yesterday
Domestic generationSupply
26.50 GWTracked UK generation sources only
↑ +1.85 GW vs yesterday
Average carbonCO₂
75 gCO₂/kWhCarbon intensity average
↓ −48 g vs yesterday
Renewable shareClean
62.2 %Wind, solar, hydro and biomass
↑ +16.2 pts vs yesterday
Clean share+ Nuclear
82.4 %Renewables plus nuclear
↑ +14.8 pts vs yesterday
Net importsFlow
-1.56 GWAverage imports minus exports
↓ −4.06 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 1 July 2023, Britain’s electricity grid averaged 27.13 GW of grid demand, with renewables averaging 62.2% of tracked domestic generation and carbon intensity averaging 75 gCO₂/kWh.

The highest demand period was 32.19 GW at 15:15, while the lowest carbon intensity period was 55 gCO₂/kWh at 16:00.

Key records for 1 July 2023

Highest wind15.45 GW17:30
Highest solar7.14 GW15:00
Highest gas5.11 GW20:30
Lowest carbon55 gCO₂/kWh16:00
Highest imports2.74 GW10:00
Highest exports4.46 GW15:00

Daily chart

Demand, generation and carbon intensity

1 July 2023

Generation mix

Wind, solar, gas and interconnector flow