Electricity Live

Great Britain’s electricity on Friday 12 May 2023

On Friday 12 May, demand averaged 28.2 GW. Renewables supplied 35%.

28.2GW AVERAGEWind8.37 GW29%Hydro0.18 GW1%Biomass1.36 GW5%Solar1.64 GW6%Gas10.31 GW35%Imports3.66 GW13%Nuclear3.56 GW12%28.2GW AVERAGE29%35%13%12%
Price
£84.84/MWh
Day average £84.84
Demand28.2GW
Generation 25.4Transfers 2.8
Fossil fuels35%
Renewables35%
Other29%
Carbon intensityModerate
155g/kWh
0Day average 155300
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 Friday 12 May 2023, gas supplied 35% of Great Britain’s electricity and wind 29%. Demand peaked at 34.1 GW at 11:00. Carbon intensity averaged 155 g/kWh and the price £84.84/MWh. Wind generation peaked at 10.2 GW at 17:25. Solar generation peaked at 5.0 GW at 11:00. Carbon intensity was lowest at 14:00 (107 g/kWh) and highest at 00:30 (214 g/kWh). The wholesale price ranged from £66.62/MWh at 15:00 to £110.27/MWh at 07:30. Gas made 41% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.645.6%Wind 8.3728.8%Gas 10.3135.5%Hydro 0.180.6%Biomass 1.364.7%Nuclear 3.5612.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.2avgGeneration 25.4avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand34.1GW · 11:00
Low 20.4 · 03:20Avg 28.20–40 GW
Made in Great Britain90%of demand
Generation 25.4Transfers 2.8 GW
Net imports67GWh
In
83 Out
16
Zero-carbon share54%of generation
Nuclear 14%Hydro 1%Wind 33%Solar 6%

Transfers · Fri 12 May

Interconnectors and storage

On Friday 12 May 2023, Great Britain imported 83 GWh and exported 16 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Ireland (14 GWh).

All interconnectors

Fri 12 May
Imported
83GWh
Exported
16GWh
Net in
67GWh
Average net flow
2.79GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.23GWImporting

In 7.0 GWhOut 1.4 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.42GWImporting

In 34.5 GWhOut 0.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.54GWExporting

In 0.6 GWhOut 13.6 GWh

Netherlands

BritNed

Average0.41GWImporting

In 10.4 GWhOut 0.5 GWh

Norway

North Sea Link

Average1.27GWImporting

In 30.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.00GWIdle

Generated 4.8 GWhPumped 4.8 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.