Electricity Live

Great Britain’s electricity on Sunday 1 January 2023

On Sunday 1 January, demand averaged 26.6 GW. Renewables supplied 40%.

26.6GW AVERAGEWind10.73 GW38%Hydro0.56 GW2%Biomass0.93 GW3%Solar0.25 GW1%Gas4.66 GW16%Coal0.68 GW2%Imports4.97 GW17%Nuclear5.72 GW20%26.6GW AVERAGE38%16%17%20%
Price
£112.68/MWh
Day average £112.68
Demand26.6GW
Generation 23.5Transfers 3.0
Fossil fuels16%
Renewables40%
Other41%
Carbon intensityLow
108g/kWh
0Day average 108300
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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 Sunday 1 January 2023, wind supplied 38% of Great Britain’s electricity and nuclear 20%. Demand peaked at 33.5 GW at 17:25. Carbon intensity averaged 108 g/kWh and the price £112.68/MWh. Wind generation peaked at 15.1 GW at 01:20. Solar generation peaked at 1.5 GW at 11:00. Carbon intensity was lowest at 01:30 (65 g/kWh) and highest at 19:30 (164 g/kWh). The wholesale price ranged from −£31.60/MWh at 03:30 to £220.55/MWh at 17:30. The price was below zero for 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 0.250.9%Wind 10.7337.7%Gas 4.6616.3%Hydro 0.562.0%Biomass 0.933.3%Nuclear 5.7220.1%Coal 0.682.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.6avgGeneration 23.5avgTransfers 3.0avg
The day in figurespeaks, averages, totals
Peak demand33.5GW · 17:25
Low 20.0 · 05:30Avg 26.60–40 GW
Made in Great Britain89%of demand
Generation 23.5Transfers 3.0 GW
Net imports80GWh
In
113 Out
33
Zero-carbon share73%of generation
Nuclear 24%Hydro 2%Wind 46%Solar 1%

Transfers · Sun 1 Jan

Interconnectors and storage

On Sunday 1 January 2023, Great Britain imported 113 GWh and exported 33 GWh through its interconnectors. The most came from France (69 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Sun 1 Jan
Imported
113GWh
Exported
33GWh
Net in
80GWh
Average net flow
3.35GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.58GWImporting

In 15.4 GWhOut 1.4 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.87GWImporting

In 69.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.71GWExporting

In 0.0 GWhOut 17.1 GWh

Netherlands

BritNed

Average0.28GWImporting

In 14.1 GWhOut 7.3 GWh

Norway

North Sea Link

Average0.32GWImporting

In 14.6 GWhOut 6.9 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.31GWPumping

Generated 6.3 GWhPumped 13.9 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.