Electricity Live

Great Britain’s electricity on Wednesday 22 March 2023

On Wednesday 22 March, demand averaged 31.5 GW. Renewables supplied 60%.

31.5GW AVERAGEWind17.92 GW54%Hydro0.36 GW1%Biomass0.44 GW1%Solar1.70 GW5%Gas4.57 GW14%Imports4.20 GW13%Nuclear4.01 GW12%31.5GW AVERAGE54%14%13%12%
Price
£80.27/MWh
Day average £80.27
Demand31.5GW
Generation 29.0Transfers 2.5
Fossil fuels14%
Renewables60%
Other26%
Carbon intensityLow
67g/kWh
0Day average 67300
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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 22 March 2023, wind supplied 54% of Great Britain’s electricity and gas 14%. Demand peaked at 37.7 GW at 19:05. Carbon intensity averaged 67 g/kWh and the price £80.27/MWh. Wind generation peaked at 19.1 GW at 03:55. Solar generation peaked at 7.7 GW at 11:00. Carbon intensity was lowest at 10:30 (40 g/kWh) and highest at 17:30 (99 g/kWh). The wholesale price ranged from £27.83/MWh at 11:00 to £129.69/MWh at 06:30. Wind made 62% 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 1.705.1%Wind 17.9253.9%Gas 4.5713.8%Hydro 0.361.1%Biomass 0.441.3%Nuclear 4.0112.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.5avgGeneration 29.0avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand37.7GW · 19:05
Low 22.7 · 04:00Avg 31.50–40 GW
Made in Great Britain92%of demand
Generation 29.0Transfers 2.5 GW
Net imports68GWh
In
94 Out
26
Zero-carbon share83%of generation
Nuclear 14%Hydro 1%Wind 62%Solar 6%

Transfers · Wed 22 Mar

Interconnectors and storage

On Wednesday 22 March 2023, Great Britain imported 94 GWh and exported 26 GWh through its interconnectors. The most came from France (46 GWh), and the most exports went to France (14 GWh).

All interconnectors

Wed 22 Mar
Imported
94GWh
Exported
26GWh
Net in
68GWh
Average net flow
2.83GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.52GWImporting

In 14.1 GWhOut 1.5 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.32GWImporting

In 45.8 GWhOut 14.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.05GWExporting

In 4.3 GWhOut 5.6 GWh

Netherlands

BritNed

Average0.68GWImporting

In 17.2 GWhOut 0.9 GWh

Norway

North Sea Link

Average0.36GWImporting

In 12.9 GWhOut 4.2 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.32GWPumping

Generated 6.7 GWhPumped 14.4 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.