Electricity Live

Great Britain’s electricity on Wednesday 16 August 2023

On Wednesday 16 August, demand averaged 27.3 GW. Renewables supplied 15%.

27.3GW AVERAGEWind1.41 GW5%Hydro0.24 GW1%Biomass1.37 GW5%Solar2.77 GW10%Gas14.80 GW52%Coal0.37 GW1%Imports3.59 GW13%Nuclear4.12 GW14%27.3GW AVERAGE10%52%13%14%
Price
£84.03/MWh
Day average £84.03
Demand27.3GW
Generation 25.1Transfers 2.2
Fossil fuels52%
Renewables15%
Other32%
Carbon intensityHigh
232g/kWh
0Day average 232300
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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 16 August 2023, gas supplied 52% of Great Britain’s electricity and nuclear 14%. Demand peaked at 33.2 GW at 13:30. Carbon intensity averaged 232 g/kWh and the price £84.03/MWh. Wind generation peaked at 4.4 GW at 23:55. Solar generation peaked at 7.9 GW at 12:30. Carbon intensity was lowest at 13:00 (191 g/kWh) and highest at 00:00 (276 g/kWh). The wholesale price ranged from £70.63/MWh at 23:30 to £111.11/MWh at 07:30. Gas made 59% 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 2.779.7%Wind 1.414.9%Gas 14.8051.6%Hydro 0.240.8%Biomass 1.374.8%Nuclear 4.1214.4%Coal 0.371.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.3avgGeneration 25.1avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand33.2GW · 13:30
Low 19.5 · 04:05Avg 27.30–40 GW
Made in Great Britain92%of demand
Generation 25.1Transfers 2.2 GW
Net imports51GWh
In
84 Out
33
Zero-carbon share34%of generation
Nuclear 16%Hydro 1%Wind 6%Solar 11%

Transfers · Wed 16 Aug

Interconnectors and storage

On Wednesday 16 August 2023, Great Britain imported 84 GWh and exported 33 GWh through its interconnectors. The most came from France (37 GWh), and the most exports went to Ireland (20 GWh).

All interconnectors

Wed 16 Aug
Imported
84GWh
Exported
33GWh
Net in
51GWh
Average net flow
2.14GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.06GWExporting

In 4.6 GWhOut 6.1 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.48GWImporting

In 36.5 GWhOut 0.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.84GWExporting

In 0.0 GWhOut 20.1 GWh

Netherlands

BritNed

Average0.16GWImporting

In 9.5 GWhOut 5.6 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWGenerating

Generated 2.0 GWhPumped 0.9 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.