Electricity Live

Great Britain’s electricity on Tuesday 30 June 2026

On Tuesday 30 June, demand averaged 28.2 GW. Renewables supplied 23%.

28.2GW AVERAGEWind3.25 GW10%Hydro0.37 GW1%Biomass1.87 GW6%Solar3.64 GW12%Gas14.70 GW47%Imports4.33 GW14%Nuclear3.01 GW10%28.2GW AVERAGE10%12%47%14%10%
Price
£109.59/MWh
Day average £109.59
Demand28.2GW
Generation 26.8Transfers 1.4
Fossil fuels47%
Renewables23%
Other30%
Carbon intensityHigh
209g/kWh
0Day average 209300
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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 Tuesday 30 June 2026, gas supplied 47% of Great Britain’s electricity and solar 12%. Demand peaked at 36.0 GW at 12:45. Carbon intensity averaged 209 g/kWh and the price £109.59/MWh. Wind generation peaked at 4.3 GW at 11:35. Solar generation peaked at 10.7 GW at 12:30. Carbon intensity was lowest at 12:00 (156 g/kWh) and highest at 03:30 (256 g/kWh). The wholesale price ranged from £84.23/MWh at 12:30 to £151.20/MWh at 20:30. Gas made 55% of the electricity generated in Great Britain, compared with 28% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 3.6411.7%Wind 3.2510.4%Gas 14.7047.2%Hydro 0.371.2%Biomass 1.876.0%Nuclear 3.019.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.2avgGeneration 26.8avgTransfers 1.4avg
The day in figurespeaks, averages, totals
Peak demand36.0GW · 12:45
Low 20.6 · 04:20Avg 28.20–40 GW
Made in Great Britain95%of demand
Generation 26.8Transfers 1.4 GW
Net imports32GWh
In
96 Out
65
Zero-carbon share38%of generation
Nuclear 11%Hydro 1%Wind 12%Solar 14%

Transfers · Tue 30 Jun

Interconnectors and storage

On Tuesday 30 June 2026, Great Britain imported 96 GWh and exported 65 GWh through its interconnectors. The most came from France (70 GWh), and the most exports went to Denmark (22 GWh).

All interconnectors

Tue 30 Jun
Imported
96GWh
Exported
65GWh
Net in
32GWh
Average net flow
1.32GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.69GWExporting

In 0.7 GWhOut 17.2 GWh

Denmark

Viking Link

Average0.78GWExporting

In 3.6 GWhOut 22.3 GWh

France

IFA · IFA2 · ElecLink

Average2.92GWImporting

In 70.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.33GWExporting

In 0.8 GWhOut 8.8 GWh

Netherlands

BritNed

Average0.57GWExporting

In 2.9 GWhOut 16.5 GWh

Norway

North Sea Link

Average0.76GWImporting

In 18.3 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 7.5 GWhPumped 6.1 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.