Electricity Live

Great Britain’s electricity on Thursday 20 July 2023

On Thursday 20 July, demand averaged 27.0 GW. Renewables supplied 19%.

27.0GW AVERAGEWind2.46 GW9%Hydro0.31 GW1%Biomass1.96 GW7%Solar2.65 GW9%Gas13.24 GW46%Coal0.17 GW1%Imports3.34 GW12%Nuclear4.42 GW15%27.0GW AVERAGE9%9%46%12%15%
Price
£85.15/MWh
Day average £85.15
Demand27.0GW
Generation 25.2Transfers 1.8
Fossil fuels46%
Renewables19%
Other34%
Carbon intensityHigh
213g/kWh
0Day average 213300
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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 Thursday 20 July 2023, gas supplied 46% of Great Britain’s electricity and nuclear 15%. Demand peaked at 32.9 GW at 13:10. Carbon intensity averaged 213 g/kWh and the price £85.15/MWh. Wind generation peaked at 3.2 GW at 19:25. Solar generation peaked at 7.6 GW at 11:30. Carbon intensity was lowest at 14:30 (178 g/kWh) and highest at 20:30 (241 g/kWh). The wholesale price ranged from £56.11/MWh at 00:00 to £112.71/MWh at 19:00. Gas made 53% 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 2.659.3%Wind 2.468.6%Gas 13.2446.4%Hydro 0.311.1%Biomass 1.966.9%Nuclear 4.4215.5%Coal 0.170.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.0avgGeneration 25.2avgTransfers 1.8avg
The day in figurespeaks, averages, totals
Peak demand32.9GW · 13:10
Low 19.3 · 05:00Avg 27.00–40 GW
Made in Great Britain93%of demand
Generation 25.2Transfers 1.8 GW
Net imports42GWh
In
77 Out
35
Zero-carbon share39%of generation
Nuclear 18%Hydro 1%Wind 10%Solar 11%

Transfers · Thu 20 Jul

Interconnectors and storage

On Thursday 20 July 2023, Great Britain imported 77 GWh and exported 35 GWh through its interconnectors. The most came from Norway (34 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Thu 20 Jul
Imported
77GWh
Exported
35GWh
Net in
42GWh
Average net flow
1.74GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.04GWImporting

In 7.9 GWhOut 6.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.67GWImporting

In 25.1 GWhOut 9.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.43GWExporting

In 0.7 GWhOut 10.9 GWh

Netherlands

BritNed

Average0.06GWImporting

In 9.8 GWhOut 8.5 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 3.1 GWhPumped 1.5 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.