Electricity Live

Great Britain’s electricity on Wednesday 18 January 2023

On Wednesday 18 January, demand averaged 38.4 GW. Renewables supplied 41%.

38.4GW AVERAGEWind15.11 GW37%Hydro0.60 GW1%Biomass2.00 GW5%Solar0.93 GW2%Gas13.68 GW34%Coal0.76 GW2%Imports2.85 GW7%Nuclear4.60 GW11%38.4GW AVERAGE37%34%7%11%
Price
£158.18/MWh
Day average £158.18
Demand38.4GW
Generation 37.7Transfers 0.7
Fossil fuels34%
Renewables41%
Other23%
Carbon intensityModerate
167g/kWh
0Day average 167300
Save as image
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 18 January 2023, wind supplied 37% of Great Britain’s electricity and gas 34%. Demand peaked at 45.7 GW at 11:00. Carbon intensity averaged 167 g/kWh and the price £158.18/MWh. Wind generation peaked at 16.7 GW at 09:00. Solar generation peaked at 4.5 GW at 11:30. Carbon intensity was lowest at 02:30 (93 g/kWh) and highest at 16:30 (207 g/kWh). The wholesale price ranged from £108.99/MWh at 00:00 to £189.32/MWh at 17:30. 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 0.932.3%Wind 15.1137.3%Gas 13.6833.8%Hydro 0.601.5%Biomass 2.004.9%Nuclear 4.6011.3%Coal 0.761.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 38.4avgGeneration 37.7avgTransfers 0.7avg
The day in figurespeaks, averages, totals
Peak demand45.7GW · 11:00
Low 27.5 · 04:25Avg 38.40–60 GW
Made in Great Britain98%of demand
Generation 37.7Transfers 0.7 GW
Net imports15GWh
In
60 Out
45
Zero-carbon share56%of generation
Nuclear 12%Hydro 2%Wind 40%Solar 2%

Transfers · Wed 18 Jan

Interconnectors and storage

On Wednesday 18 January 2023, Great Britain imported 60 GWh and exported 45 GWh through its interconnectors. The most came from Norway (24 GWh), and the most exports went to France (38 GWh).

All interconnectors

Wed 18 Jan
Imported
60GWh
Exported
45GWh
Net in
15GWh
Average net flow
0.63GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.10GWImporting

In 5.3 GWhOut 2.8 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.52GWExporting

In 1.9 GWhOut 38.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.13GWImporting

In 7.3 GWhOut 4.3 GWh

Netherlands

BritNed

Average0.91GWImporting

In 21.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.00GWImporting

In 23.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 8.2 GWhPumped 6.8 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.