Electricity Live

Great Britain’s electricity on Friday 18 August 2023

On Friday 18 August, demand averaged 27.4 GW. Renewables supplied 44%.

27.4GW AVERAGEWind11.76 GW40%Hydro0.18 GW1%Biomass1.21 GW4%Solar1.11 GW4%Gas8.87 GW30%Coal0.21 GW1%Imports1.94 GW7%Nuclear4.13 GW14%27.4GW AVERAGE40%30%14%
Price
£72.37/MWh
Day average £72.37
Demand27.4GW
Generation 27.5Transfers −0.1
Fossil fuels30%
Renewables44%
Other25%
Carbon intensityModerate
136g/kWh
0Day average 136300
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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 Friday 18 August 2023, wind supplied 40% of Great Britain’s electricity and gas 30%. Demand peaked at 33.4 GW at 13:30. Carbon intensity averaged 136 g/kWh and the price £72.37/MWh. Wind generation peaked at 13.7 GW at 23:15. Solar generation peaked at 4.1 GW at 13:30. Carbon intensity was lowest at 22:30 (101 g/kWh) and highest at 07:00 (163 g/kWh). The wholesale price ranged from £48.79/MWh at 03:30 to £103.99/MWh at 08:30. Wind made 43% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.113.8%Wind 11.7640.0%Gas 8.8730.2%Hydro 0.180.6%Biomass 1.214.1%Nuclear 4.1314.0%Coal 0.210.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.4avgGeneration 27.5avgTransfers −0.1avg
The day in figurespeaks, averages, totals
Peak demand33.4GW · 13:30
Low 19.8 · 03:05Avg 27.40–40 GW
Made in Great Britain100%of demand
Generation 27.5Transfers −0.1 GW
Net imports2GWh
In
46 Out
43
Zero-carbon share63%of generation
Nuclear 15%Hydro 1%Wind 43%Solar 4%

Transfers · Fri 18 Aug

Interconnectors and storage

On Friday 18 August 2023, Great Britain imported 46 GWh and exported 43 GWh through its interconnectors. The most came from Norway (33 GWh), and the most exports went to Belgium (14 GWh).

All interconnectors

Fri 18 Aug
Imported
46GWh
Exported
43GWh
Net in
2GWh
Average net flow
0.10GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.50GWExporting

In 2.3 GWhOut 14.3 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.33GWExporting

In 3.4 GWhOut 11.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.02GWExporting

In 3.5 GWhOut 4.0 GWh

Netherlands

BritNed

Average0.43GWExporting

In 3.5 GWhOut 13.8 GWh

Norway

North Sea Link

Average1.38GWImporting

In 33.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.17GWPumping

Generated 0.8 GWhPumped 4.9 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.