Electricity Live

Great Britain’s electricity on Monday 12 April 2021

On Monday 12 April, demand averaged 33.7 GW. Renewables supplied 15%.

33.7GW AVERAGEWind2.39 GW7%Hydro0.54 GW2%Biomass2.29 GW7%Solar2.13 GW6%Gas17.84 GW51%Coal0.98 GW3%Imports3.05 GW9%Nuclear5.56 GW16%33.7GW AVERAGE51%9%16%
Price
£145.72/MWh
Day average £145.72
Demand33.7GW
Generation 31.7Transfers 2.0
Fossil fuels51%
Renewables15%
Other31%
Carbon intensityHigh
248g/kWh
0Day average 248300
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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 Monday 12 April 2021, gas supplied 51% of Great Britain’s electricity and nuclear 16%. Demand peaked at 40.8 GW at 12:30. Carbon intensity averaged 248 g/kWh and the price £145.72/MWh. Wind generation peaked at 3.5 GW at 02:45. Solar generation peaked at 6.9 GW at 13:00. Carbon intensity was lowest at 00:00 (202 g/kWh) and highest at 21:00 (285 g/kWh). The wholesale price ranged from £43.58/MWh at 00:00 to £421.07/MWh at 20:00. 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 2.136.1%Wind 2.396.9%Gas 17.8451.3%Hydro 0.541.6%Biomass 2.296.6%Nuclear 5.5616.0%Coal 0.982.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.7avgGeneration 31.7avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand40.8GW · 12:30
Low 23.8 · 00:55Avg 33.70–60 GW
Made in Great Britain94%of demand
Generation 31.7Transfers 2.0 GW
Net imports44GWh
In
61 Out
17
Zero-carbon share33%of generation
Nuclear 18%Hydro 2%Wind 8%Solar 7%

Transfers · Mon 12 Apr

Interconnectors and storage

On Monday 12 April 2021, Great Britain imported 61 GWh and exported 17 GWh through its interconnectors. The most came from France (39 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Mon 12 Apr
Imported
61GWh
Exported
17GWh
Net in
44GWh
Average net flow
1.85GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.91GWImporting

In 22.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.58GWImporting

In 39.0 GWhOut 1.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.64GWExporting

In 0.0 GWhOut 15.4 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

Average0.13GWGenerating

Generated 12.2 GWhPumped 9.0 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.