Electricity Live

Great Britain’s electricity on Saturday 25 March 2023

On Saturday 25 March, demand averaged 28.3 GW. Renewables supplied 45%.

28.3GW AVERAGEWind11.25 GW38%Hydro0.54 GW2%Biomass1.35 GW5%Solar1.70 GW6%Gas5.54 GW19%Imports5.21 GW17%Nuclear4.30 GW14%28.3GW AVERAGE38%19%17%14%
Price
£43.36/MWh
Day average £43.36
Demand28.3GW
Generation 24.7Transfers 3.7
Fossil fuels19%
Renewables45%
Other36%
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 Saturday 25 March 2023, wind supplied 38% of Great Britain’s electricity and gas 19%. Demand peaked at 33.3 GW at 17:25. Carbon intensity averaged 97 g/kWh and the price £43.36/MWh. Wind generation peaked at 16.6 GW at 06:20. Solar generation peaked at 6.5 GW at 12:30. Carbon intensity was lowest at 09:30 (47 g/kWh) and highest at 21:00 (190 g/kWh). The wholesale price ranged from −£27.27/MWh at 04:30 to £157.75/MWh at 19:00. The price was below zero for 9.5 hours. Wind made 46% 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 1.705.7%Wind 11.2537.6%Gas 5.5418.5%Hydro 0.541.8%Biomass 1.354.5%Nuclear 4.3014.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.3avgGeneration 24.7avgTransfers 3.7avg
The day in figurespeaks, averages, totals
Peak demand33.3GW · 17:25
Low 22.0 · 04:25Avg 28.30–40 GW
Made in Great Britain87%of demand
Generation 24.7Transfers 3.7 GW
Net imports95GWh
In
118 Out
23
Zero-carbon share72%of generation
Nuclear 17%Hydro 2%Wind 46%Solar 7%

Transfers · Sat 25 Mar

Interconnectors and storage

On Saturday 25 March 2023, Great Britain imported 118 GWh and exported 23 GWh through its interconnectors. The most came from France (71 GWh), and the most exports went to Ireland (14 GWh).

All interconnectors

Sat 25 Mar
Imported
118GWh
Exported
23GWh
Net in
95GWh
Average net flow
3.98GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.51GWImporting

In 14.6 GWhOut 2.3 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.94GWImporting

In 70.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.59GWExporting

In 0.1 GWhOut 14.4 GWh

Netherlands

BritNed

Average0.49GWImporting

In 14.7 GWhOut 2.8 GWh

Norway

North Sea Link

Average0.62GWImporting

In 18.0 GWhOut 3.1 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.32GWPumping

Generated 7.0 GWhPumped 14.5 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.