Electricity Live

Great Britain’s electricity on Thursday 7 September 2023

On Thursday 7 September, demand averaged 29.1 GW. Renewables supplied 15%.

29.1GW AVERAGEWind1.99 GW7%Hydro0.18 GW1%Biomass1.37 GW5%Solar2.39 GW8%Gas15.31 GW50%Coal0.33 GW1%Imports3.55 GW12%Nuclear5.21 GW17%29.1GW AVERAGE8%50%12%17%
Price
£84.07/MWh
Day average £84.07
Demand29.1GW
Generation 26.8Transfers 2.3
Fossil fuels50%
Renewables15%
Other33%
Carbon intensityHigh
229g/kWh
0Day average 229300
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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 7 September 2023, gas supplied 50% of Great Britain’s electricity and nuclear 17%. Demand peaked at 35.3 GW at 13:15. Carbon intensity averaged 229 g/kWh and the price £84.07/MWh. Wind generation peaked at 3.4 GW at 18:50. Solar generation peaked at 8.2 GW at 12:00. Carbon intensity was lowest at 13:00 (173 g/kWh) and highest at 21:30 (270 g/kWh). The wholesale price ranged from £66.06/MWh at 11:00 to £114.81/MWh at 18:00. Gas made 57% 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 2.397.9%Wind 1.996.6%Gas 15.3150.5%Hydro 0.180.6%Biomass 1.374.5%Nuclear 5.2117.2%Coal 0.331.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.1avgGeneration 26.8avgTransfers 2.3avg
The day in figurespeaks, averages, totals
Peak demand35.3GW · 13:15
Low 21.0 · 03:55Avg 29.10–40 GW
Made in Great Britain92%of demand
Generation 26.8Transfers 2.3 GW
Net imports56GWh
In
84 Out
29
Zero-carbon share37%of generation
Nuclear 19%Hydro 1%Wind 7%Solar 9%

Transfers · Thu 7 Sept

Interconnectors and storage

On Thursday 7 September 2023, Great Britain imported 84 GWh and exported 29 GWh through its interconnectors. The most came from Norway (34 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Thu 7 Sept
Imported
84GWh
Exported
29GWh
Net in
56GWh
Average net flow
2.31GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.08GWImporting

In 7.6 GWhOut 5.6 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.39GWImporting

In 33.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.59GWExporting

In 0.9 GWhOut 15.0 GWh

Netherlands

BritNed

Average0.02GWImporting

In 8.6 GWhOut 8.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWPumping

Generated 1.1 GWhPumped 1.3 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.