Electricity Live

Great Britain’s electricity on Monday 19 April 2021

On Monday 19 April, demand averaged 31.8 GW. Renewables supplied 17%.

31.8GW AVERAGEWind2.22 GW7%Hydro0.38 GW1%Biomass2.04 GW6%Solar3.01 GW9%Gas18.52 GW56%Coal0.84 GW3%Imports1.36 GW4%Nuclear4.71 GW14%31.8GW AVERAGE9%56%14%
Price
£61.90/MWh
Day average £61.90
Demand31.8GW
Generation 31.7Transfers 0.1
Fossil fuels56%
Renewables17%
Other25%
Carbon intensityHigh
264g/kWh
0Day average 264300
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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 19 April 2021, gas supplied 56% of Great Britain’s electricity and nuclear 14%. Demand peaked at 38.7 GW at 10:00. Carbon intensity averaged 264 g/kWh and the price £61.90/MWh. Wind generation peaked at 3.1 GW at 13:05. Solar generation peaked at 9.5 GW at 12:30. Carbon intensity was lowest at 13:00 (204 g/kWh) and highest at 05:30 (303 g/kWh). The wholesale price ranged from £47.64/MWh at 23:30 to £95.19/MWh at 07:30. Gas made 58% 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 3.019.1%Wind 2.226.7%Gas 18.5256.0%Hydro 0.381.1%Biomass 2.046.2%Nuclear 4.7114.2%Coal 0.842.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 31.7avgTransfers 0.1avg
The day in figurespeaks, averages, totals
Peak demand38.7GW · 10:00
Low 23.5 · 00:55Avg 31.80–40 GW
Made in Great Britain100%of demand
Generation 31.7Transfers 0.1 GW
Net imports7GWh
In
28 Out
22
Zero-carbon share33%of generation
Nuclear 15%Hydro 1%Wind 7%Solar 9%

Transfers · Mon 19 Apr

Interconnectors and storage

On Monday 19 April 2021, Great Britain imported 28 GWh and exported 22 GWh through its interconnectors. The most came from Belgium (19 GWh), and the most exports went to France (13 GWh).

All interconnectors

Mon 19 Apr
Imported
28GWh
Exported
22GWh
Net in
7GWh
Average net flow
0.27GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.77GWImporting

In 19.4 GWhOut 0.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.19GWExporting

In 8.1 GWhOut 12.7 GWh

Ireland

Moyle · East–West · Greenlink

Average0.31GWExporting

In 0.8 GWhOut 8.2 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

Average0.16GWPumping

Generated 4.3 GWhPumped 8.2 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.