Electricity Live

Great Britain’s electricity on Saturday 12 September 2020

On Saturday 12 September, demand averaged 26.9 GW. Renewables supplied 50%.

26.9GW AVERAGEWind11.53 GW41%Hydro0.43 GW2%Biomass1.67 GW6%Solar2.08 GW7%Gas5.41 GW19%Imports2.12 GW8%Nuclear4.67 GW17%26.9GW AVERAGE41%7%19%8%17%
Price
£24.94/MWh
Day average £24.94
Demand26.9GW
Generation 25.8Transfers 1.2
Fossil fuels19%
Renewables50%
Other30%
Carbon intensityLow
102g/kWh
0Day average 102300
Save as image
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 Saturday 12 September 2020, wind supplied 41% of Great Britain’s electricity and gas 19%. Demand peaked at 32.4 GW at 12:00. Carbon intensity averaged 102 g/kWh and the price £24.94/MWh. Wind generation peaked at 13.1 GW at 10:40. Solar generation peaked at 7.0 GW at 13:00. Carbon intensity was lowest at 10:30 (76 g/kWh) and highest at 18:30 (144 g/kWh). The wholesale price ranged from £9.28/MWh at 05:00 to £43.80/MWh at 19:30. Wind made 45% of the electricity generated in Great Britain, compared with 27% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.087.5%Wind 11.5341.3%Gas 5.4119.4%Hydro 0.431.5%Biomass 1.676.0%Nuclear 4.6716.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.9avgGeneration 25.8avgTransfers 1.2avg
The day in figurespeaks, averages, totals
Peak demand32.4GW · 12:00
Low 19.6 · 04:25Avg 26.90–40 GW
Made in Great Britain96%of demand
Generation 25.8Transfers 1.2 GW
Net imports32GWh
In
47 Out
15
Zero-carbon share73%of generation
Nuclear 18%Hydro 2%Wind 45%Solar 8%

Transfers · Sat 12 Sept

Interconnectors and storage

On Saturday 12 September 2020, Great Britain imported 47 GWh and exported 15 GWh through its interconnectors. The most came from France (15 GWh), and the most exports went to France (9 GWh).

All interconnectors

Sat 12 Sept
Imported
47GWh
Exported
15GWh
Net in
32GWh
Average net flow
1.34GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.54GWImporting

In 13.2 GWhOut 0.2 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.23GWImporting

In 14.9 GWhOut 9.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.20GWImporting

In 7.8 GWhOut 3.0 GWh

Netherlands

BritNed

Average0.37GWImporting

In 10.9 GWhOut 2.1 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.18GWPumping

Generated 4.2 GWhPumped 8.6 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.