Electricity Live

Great Britain’s electricity on Wednesday 12 July 2023

On Wednesday 12 July, demand averaged 27.2 GW. Renewables supplied 41%.

27.2GW AVERAGEWind9.53 GW31%Hydro0.24 GW1%Biomass1.67 GW5%Solar2.63 GW9%Gas10.09 GW33%Coal0.18 GW1%Imports1.59 GW5%Nuclear4.63 GW15%27.2GW AVERAGE31%9%33%15%
Price
£87.68/MWh
Day average £87.68
Demand27.2GW
Generation 29.0Transfers −1.7
Fossil fuels33%
Renewables41%
Other26%
Carbon intensityModerate
154g/kWh
0Day average 154300
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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 Wednesday 12 July 2023, gas supplied 33% of Great Britain’s electricity and wind 31%. Demand peaked at 33.5 GW at 13:30. Carbon intensity averaged 154 g/kWh and the price £87.68/MWh. Wind generation peaked at 12.4 GW at 16:05. Solar generation peaked at 7.4 GW at 13:30. Carbon intensity was lowest at 14:00 (115 g/kWh) and highest at 21:00 (193 g/kWh). The wholesale price ranged from £61.81/MWh at 15:00 to £131.79/MWh at 07:30. Gas made 35% 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 2.638.6%Wind 9.5331.2%Gas 10.0933.0%Hydro 0.240.8%Biomass 1.675.5%Nuclear 4.6315.2%Coal 0.180.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.2avgGeneration 29.0avgTransfers −1.7avg
The day in figurespeaks, averages, totals
Peak demand33.5GW · 13:30
Low 19.3 · 04:55Avg 27.20–40 GW
Made in Great Britain106%of demand
Generation 29.0Transfers −1.7 GW
Net exports42GWh
In
36 Out
78
Zero-carbon share59%of generation
Nuclear 16%Hydro 1%Wind 33%Solar 9%

Transfers · Wed 12 Jul

Interconnectors and storage

On Wednesday 12 July 2023, Great Britain imported 36 GWh and exported 78 GWh through its interconnectors. The most came from Norway (18 GWh), and the most exports went to France (51 GWh).

All interconnectors

Wed 12 Jul
Imported
36GWh
Exported
78GWh
Net out
42GWh
Average net flow
1.76GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.15GWImporting

In 8.1 GWhOut 4.5 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.12GWExporting

In 0.0 GWhOut 51.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.63GWExporting

In 0.0 GWhOut 15.1 GWh

Netherlands

BritNed

Average0.08GWImporting

In 9.4 GWhOut 7.5 GWh

Norway

North Sea Link

Average0.76GWImporting

In 18.3 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.04GWGenerating

Generated 2.2 GWhPumped 1.3 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.