Electricity Live

Great Britain’s electricity on Sunday 11 April 2021

On Sunday 11 April, demand averaged 30.5 GW. Renewables supplied 21%.

30.5GW AVERAGEWind3.89 GW12%Hydro0.51 GW2%Biomass2.14 GW7%Solar2.13 GW7%Gas13.38 GW43%Imports4.04 GW13%Nuclear5.10 GW16%30.5GW AVERAGE12%43%13%16%
Price
£61.91/MWh
Day average £61.91
Demand30.5GW
Generation 27.1Transfers 3.4
Fossil fuels43%
Renewables21%
Other36%
Carbon intensityModerate
197g/kWh
0Day average 197300
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 Sunday 11 April 2021, gas supplied 43% of Great Britain’s electricity and nuclear 16%. Demand peaked at 36.5 GW at 17:25. Carbon intensity averaged 197 g/kWh and the price £61.91/MWh. Wind generation peaked at 5.1 GW at 06:05. Solar generation peaked at 6.4 GW at 12:30. Carbon intensity was lowest at 14:00 (168 g/kWh) and highest at 20:30 (243 g/kWh). The wholesale price ranged from £43.19/MWh at 23:30 to £95.14/MWh at 20:30. Gas made 49% 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 2.136.8%Wind 3.8912.5%Gas 13.3842.9%Hydro 0.511.6%Biomass 2.146.9%Nuclear 5.1016.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.5avgGeneration 27.1avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand36.5GW · 17:25
Low 24.0 · 05:20Avg 30.50–40 GW
Made in Great Britain89%of demand
Generation 27.1Transfers 3.4 GW
Net imports85GWh
In
93 Out
8
Zero-carbon share43%of generation
Nuclear 19%Hydro 2%Wind 14%Solar 8%

Transfers · Sun 11 Apr

Interconnectors and storage

On Sunday 11 April 2021, Great Britain imported 93 GWh and exported 8 GWh through its interconnectors. The most came from France (70 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Sun 11 Apr
Imported
93GWh
Exported
8GWh
Net in
85GWh
Average net flow
3.54GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.97GWImporting

In 23.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.90GWImporting

In 69.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.32GWExporting

In 0.3 GWhOut 8.1 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWPumping

Generated 4.0 GWhPumped 8.5 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.