Electricity Live

Great Britain’s electricity on Wednesday 19 July 2023

On Wednesday 19 July, demand averaged 27.3 GW. Renewables supplied 21%.

27.3GW AVERAGEWind3.00 GW11%Hydro0.32 GW1%Biomass1.96 GW7%Solar2.59 GW9%Gas13.31 GW47%Coal0.10 GW0%Imports2.67 GW9%Nuclear4.43 GW16%27.3GW AVERAGE11%9%47%9%16%
Price
£87.54/MWh
Day average £87.54
Demand27.3GW
Generation 25.7Transfers 1.6
Fossil fuels47%
Renewables21%
Other32%
Carbon intensityHigh
210g/kWh
0Day average 210300
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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 19 July 2023, gas supplied 47% of Great Britain’s electricity and nuclear 16%. Demand peaked at 33.8 GW at 11:35. Carbon intensity averaged 210 g/kWh and the price £87.54/MWh. Wind generation peaked at 4.7 GW at 17:05. Solar generation peaked at 7.5 GW at 13:00. Carbon intensity was lowest at 13:00 (174 g/kWh) and highest at 00:00 (246 g/kWh). The wholesale price ranged from £59.26/MWh at 23:30 to £107.43/MWh at 23:00. 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 2.599.1%Wind 3.0010.6%Gas 13.3146.9%Hydro 0.321.1%Biomass 1.966.9%Nuclear 4.4315.6%Coal 0.100.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.3avgGeneration 25.7avgTransfers 1.6avg
The day in figurespeaks, averages, totals
Peak demand33.8GW · 11:35
Low 19.5 · 04:45Avg 27.30–40 GW
Made in Great Britain94%of demand
Generation 25.7Transfers 1.6 GW
Net imports39GWh
In
62 Out
23
Zero-carbon share40%of generation
Nuclear 17%Hydro 1%Wind 12%Solar 10%

Transfers · Wed 19 Jul

Interconnectors and storage

On Wednesday 19 July 2023, Great Britain imported 62 GWh and exported 23 GWh through its interconnectors. The most came from Norway (31 GWh), and the most exports went to Netherlands (9 GWh).

All interconnectors

Wed 19 Jul
Imported
62GWh
Exported
23GWh
Net in
39GWh
Average net flow
1.62GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.12GWImporting

In 7.7 GWhOut 4.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.55GWImporting

In 15.3 GWhOut 2.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.29GWExporting

In 0.4 GWhOut 7.4 GWh

Netherlands

BritNed

Average0.04GWExporting

In 7.9 GWhOut 9.0 GWh

Norway

North Sea Link

Average1.29GWImporting

In 30.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWPumping

Generated 1.9 GWhPumped 2.2 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.