Electricity Live

Great Britain’s electricity on Wednesday 12 April 2023

On Wednesday 12 April, demand averaged 31.9 GW. Renewables supplied 51%.

31.9GW AVERAGEWind14.92 GW45%Hydro0.40 GW1%Biomass1.45 GW4%Solar1.87 GW6%Gas6.82 GW20%Imports3.24 GW10%Nuclear4.75 GW14%31.9GW AVERAGE45%20%10%14%
Price
£107.80/MWh
Day average £107.80
Demand31.9GW
Generation 30.2Transfers 1.6
Fossil fuels20%
Renewables51%
Other28%
Carbon intensityLow
97g/kWh
0Day average 97300
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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 April 2023, wind supplied 45% of Great Britain’s electricity and gas 20%. Demand peaked at 38.1 GW at 12:40. Carbon intensity averaged 97 g/kWh and the price £107.80/MWh. Wind generation peaked at 16.6 GW at 01:00. Solar generation peaked at 5.8 GW at 12:30. Carbon intensity was lowest at 13:30 (65 g/kWh) and highest at 06:00 (133 g/kWh). The wholesale price ranged from £73.01/MWh at 03:00 to £140.06/MWh at 00:00. Wind made 49% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.875.6%Wind 14.9244.6%Gas 6.8220.4%Hydro 0.401.2%Biomass 1.454.3%Nuclear 4.7514.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.9avgGeneration 30.2avgTransfers 1.6avg
The day in figurespeaks, averages, totals
Peak demand38.1GW · 12:40
Low 23.3 · 04:30Avg 31.90–40 GW
Made in Great Britain95%of demand
Generation 30.2Transfers 1.6 GW
Net imports37GWh
In
70 Out
33
Zero-carbon share73%of generation
Nuclear 16%Hydro 1%Wind 49%Solar 6%

Transfers · Wed 12 Apr

Interconnectors and storage

On Wednesday 12 April 2023, Great Britain imported 70 GWh and exported 33 GWh through its interconnectors. The most came from France (26 GWh), and the most exports went to France (20 GWh).

All interconnectors

Wed 12 Apr
Imported
70GWh
Exported
33GWh
Net in
37GWh
Average net flow
1.54GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.30GWImporting

In 9.2 GWhOut 2.1 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.24GWImporting

In 25.8 GWhOut 20.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.09GWImporting

In 7.7 GWhOut 5.6 GWh

Netherlands

BritNed

Average0.27GWImporting

In 8.2 GWhOut 1.7 GWh

Norway

North Sea Link

Average0.65GWImporting

In 19.4 GWhOut 3.8 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWGenerating

Generated 7.4 GWhPumped 5.1 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.