Electricity Live

Great Britain’s electricity on Wednesday 28 June 2023

On Wednesday 28 June, demand averaged 27.8 GW. Renewables supplied 20%.

27.8GW AVERAGEWind4.39 GW15%Hydro0.09 GW0%Biomass0.83 GW3%Solar1.38 GW5%Gas13.17 GW45%Coal0.33 GW1%Imports3.75 GW13%Nuclear5.07 GW17%27.8GW AVERAGE15%45%13%17%
Price
£99.93/MWh
Day average £99.93
Demand27.8GW
Generation 25.3Transfers 2.5
Fossil fuels45%
Renewables20%
Other33%
Carbon intensityHigh
205g/kWh
0Day average 205300
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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 28 June 2023, gas supplied 45% of Great Britain’s electricity and nuclear 17%. Demand peaked at 34.4 GW at 12:35. Carbon intensity averaged 205 g/kWh and the price £99.93/MWh. Wind generation peaked at 7.7 GW at 00:00. Solar generation peaked at 4.2 GW at 12:30. Carbon intensity was lowest at 13:00 (176 g/kWh) and highest at 21:00 (241 g/kWh). The wholesale price ranged from £71.05/MWh at 13:00 to £144.57/MWh at 19:00. Gas made 52% 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 1.384.8%Wind 4.3915.1%Gas 13.1745.4%Hydro 0.090.3%Biomass 0.832.9%Nuclear 5.0717.5%Coal 0.331.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.8avgGeneration 25.3avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand34.4GW · 12:35
Low 19.6 · 04:30Avg 27.80–40 GW
Made in Great Britain91%of demand
Generation 25.3Transfers 2.5 GW
Net imports58GWh
In
84 Out
26
Zero-carbon share43%of generation
Nuclear 20%Hydro 0%Wind 17%Solar 5%

Transfers · Wed 28 Jun

Interconnectors and storage

On Wednesday 28 June 2023, Great Britain imported 84 GWh and exported 26 GWh through its interconnectors. The most came from France (43 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Wed 28 Jun
Imported
84GWh
Exported
26GWh
Net in
58GWh
Average net flow
2.43GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.15GWImporting

In 7.4 GWhOut 3.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.75GWImporting

In 43.3 GWhOut 1.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.43GWExporting

In 0.3 GWhOut 10.6 GWh

Netherlands

BritNed

Average0.13GWExporting

In 7.0 GWhOut 10.2 GWh

Norway

North Sea Link

Average1.09GWImporting

In 26.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWGenerating

Generated 5.7 GWhPumped 2.8 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.