Electricity Live

Great Britain’s electricity on Tuesday 25 July 2023

On Tuesday 25 July, demand averaged 26.5 GW. Renewables supplied 23%.

26.5GW AVERAGEWind3.61 GW13%Hydro0.19 GW1%Biomass1.91 GW7%Solar2.52 GW9%Gas12.23 GW44%Coal0.14 GW1%Imports4.64 GW17%Nuclear2.49 GW9%26.5GW AVERAGE13%9%44%17%9%
Price
£84.72/MWh
Day average £84.72
Demand26.5GW
Generation 23.1Transfers 3.4
Fossil fuels44%
Renewables23%
Other33%
Carbon intensityHigh
208g/kWh
0Day average 208300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Key moments

On Tuesday 25 July 2023, gas supplied 44% of Great Britain’s electricity and wind 13%. Demand peaked at 32.3 GW at 12:15. Carbon intensity averaged 208 g/kWh and the price £84.72/MWh. Wind generation peaked at 5.0 GW at 16:35. Solar generation peaked at 7.0 GW at 12:00. Carbon intensity was lowest at 15:30 (171 g/kWh) and highest at 21:30 (253 g/kWh). The wholesale price ranged from £69.73/MWh at 03:30 to £108.63/MWh at 23:00. Gas made 53% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.529.1%Wind 3.6113.0%Gas 12.2344.1%Hydro 0.190.7%Biomass 1.916.9%Nuclear 2.499.0%Coal 0.140.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.5avgGeneration 23.1avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand32.3GW · 12:15
Low 18.9 · 05:00Avg 26.50–40 GW
Made in Great Britain87%of demand
Generation 23.1Transfers 3.4 GW
Net imports82GWh
In
110 Out
28
Zero-carbon share38%of generation
Nuclear 11%Hydro 1%Wind 16%Solar 11%

Transfers · Tue 25 Jul

Interconnectors and storage

On Tuesday 25 July 2023, Great Britain imported 110 GWh and exported 28 GWh through its interconnectors. The most came from France (49 GWh), and the most exports went to Ireland (22 GWh).

All interconnectors

Tue 25 Jul
Imported
110GWh
Exported
28GWh
Net in
82GWh
Average net flow
3.42GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.50GWImporting

In 13.4 GWhOut 1.5 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.03GWImporting

In 48.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.93GWExporting

In 0.0 GWhOut 22.3 GWh

Netherlands

BritNed

Average0.43GWImporting

In 14.4 GWhOut 4.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWGenerating

Generated 1.3 GWhPumped 1.2 GWh

All cards share one scale, so you can compare their heights. Each country can have more than one cable.

Download the 5-minute data for this day: CSV · JSON. See what the figures mean.