Electricity Live

Great Britain’s electricity on Friday 31 March 2023

On Friday 31 March, demand averaged 30.8 GW. Renewables supplied 37%.

30.8GW AVERAGEWind10.50 GW33%Hydro0.37 GW1%Biomass1.70 GW5%Solar0.76 GW2%Gas8.70 GW27%Imports5.52 GW17%Nuclear4.29 GW13%30.8GW AVERAGE33%27%17%13%
Price
£105.13/MWh
Day average £105.13
Demand30.8GW
Generation 26.3Transfers 4.5
Fossil fuels27%
Renewables37%
Other36%
Carbon intensityModerate
120g/kWh
0Day average 120300
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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 Friday 31 March 2023, wind supplied 33% of Great Britain’s electricity and gas 27%. Demand peaked at 36.1 GW at 09:45. Carbon intensity averaged 120 g/kWh and the price £105.13/MWh. Wind generation peaked at 12.0 GW at 07:05. Solar generation peaked at 2.8 GW at 12:30. Carbon intensity was lowest at 04:30 (69 g/kWh) and highest at 09:30 (160 g/kWh). The wholesale price ranged from £69.04/MWh at 23:30 to £122.34/MWh at 13:30. Wind made 40% 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 0.762.4%Wind 10.5033.0%Gas 8.7027.3%Hydro 0.371.2%Biomass 1.705.3%Nuclear 4.2913.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.8avgGeneration 26.3avgTransfers 4.5avg
The day in figurespeaks, averages, totals
Peak demand36.1GW · 09:45
Low 22.3 · 04:00Avg 30.80–40 GW
Made in Great Britain86%of demand
Generation 26.3Transfers 4.5 GW
Net imports110GWh
In
126 Out
16
Zero-carbon share60%of generation
Nuclear 16%Hydro 1%Wind 40%Solar 3%

Transfers · Fri 31 Mar

Interconnectors and storage

On Friday 31 March 2023, Great Britain imported 126 GWh and exported 16 GWh through its interconnectors. The most came from France (69 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Fri 31 Mar
Imported
126GWh
Exported
16GWh
Net in
110GWh
Average net flow
4.58GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.76GWImporting

In 18.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.86GWImporting

In 68.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.64GWExporting

In 0.0 GWhOut 15.3 GWh

Netherlands

BritNed

Average0.53GWImporting

In 13.9 GWhOut 1.2 GWh

Norway

North Sea Link

Average1.08GWImporting

In 25.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 6.0 GWhPumped 9.0 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.