Electricity Live

Great Britain’s electricity on Thursday 2 September 2021

On Thursday 2 September, demand averaged 29.7 GW. Renewables supplied 16%.

29.7GW AVERAGEWind3.79 GW12%Hydro0.14 GW0%Biomass1.18 GW4%Solar1.13 GW4%Gas14.45 GW47%Coal0.75 GW2%Imports4.86 GW16%Nuclear4.35 GW14%29.7GW AVERAGE12%47%16%14%
Price
£157.04/MWh
Day average £157.04
Demand29.7GW
Generation 25.8Transfers 4.0
Fossil fuels47%
Renewables16%
Other34%
Carbon intensityHigh
233g/kWh
0Day average 233300
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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 2 September 2021, gas supplied 47% of Great Britain’s electricity and nuclear 14%. Demand peaked at 36.5 GW at 13:00. Carbon intensity averaged 233 g/kWh and the price £157.04/MWh. Wind generation peaked at 4.4 GW at 00:00. Solar generation peaked at 4.2 GW at 14:30. Carbon intensity was lowest at 03:30 (198 g/kWh) and highest at 08:00 (259 g/kWh). The wholesale price ranged from £95.75/MWh at 06:30 to £221.10/MWh at 15:30. Gas made 56% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.133.7%Wind 3.7912.4%Gas 14.4547.2%Hydro 0.140.4%Biomass 1.183.9%Nuclear 4.3514.2%Coal 0.752.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.7avgGeneration 25.8avgTransfers 4.0avg
The day in figurespeaks, averages, totals
Peak demand36.5GW · 13:00
Low 20.9 · 04:00Avg 29.70–40 GW
Made in Great Britain87%of demand
Generation 25.8Transfers 4.0 GW
Net imports99GWh
In
109 Out
10
Zero-carbon share36%of generation
Nuclear 17%Hydro 1%Wind 15%Solar 4%

Transfers · Thu 2 Sept

Interconnectors and storage

On Thursday 2 September 2021, Great Britain imported 109 GWh and exported 10 GWh through its interconnectors. The most came from France (68 GWh), and the most exports went to Ireland (6 GWh).

All interconnectors

Thu 2 Sept
Imported
109GWh
Exported
10GWh
Net in
99GWh
Average net flow
4.12GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.83GWImporting

In 19.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.84GWImporting

In 68.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.25GWExporting

In 0.2 GWhOut 6.2 GWh

Netherlands

BritNed

Average0.89GWImporting

In 21.3 GWhOut 0.1 GWh

Norway

North Sea Link

Average0.18GWExporting

In 0.0 GWhOut 4.2 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.15GWPumping

Generated 7.2 GWhPumped 10.9 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.