Electricity Live

Great Britain’s electricity on Saturday 21 March 2020

On Saturday 21 March, demand averaged 31.8 GW. Renewables supplied 51%.

31.8GW AVERAGEWind13.88 GW43%Hydro0.63 GW2%Biomass1.37 GW4%Solar2.12 GW7%Gas6.81 GW21%Imports3.04 GW9%Nuclear4.44 GW14%31.8GW AVERAGE43%21%9%14%
Price
£24.98/MWh
Day average £24.98
Demand31.8GW
Generation 29.2Transfers 2.6
Fossil fuels21%
Renewables51%
Other27%
Carbon intensityLow
118g/kWh
0Day average 118300
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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 Saturday 21 March 2020, wind supplied 43% of Great Britain’s electricity and gas 21%. Demand peaked at 39.3 GW at 18:50. Carbon intensity averaged 118 g/kWh and the price £24.98/MWh. Wind generation peaked at 16.1 GW at 14:30. Solar generation peaked at 7.5 GW at 12:00. Carbon intensity was lowest at 11:00 (78 g/kWh) and highest at 18:30 (168 g/kWh). The wholesale price ranged from £2.13/MWh at 11:00 to £47.35/MWh at 19:00. Wind made 47% 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 2.126.6%Wind 13.8843.0%Gas 6.8121.1%Hydro 0.631.9%Biomass 1.374.2%Nuclear 4.4413.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 29.2avgTransfers 2.6avg
The day in figurespeaks, averages, totals
Peak demand39.3GW · 18:50
Low 24.4 · 04:25Avg 31.80–40 GW
Made in Great Britain92%of demand
Generation 29.2Transfers 2.6 GW
Net imports64GWh
In
69 Out
6
Zero-carbon share72%of generation
Nuclear 15%Hydro 2%Wind 47%Solar 7%

Transfers · Sat 21 Mar

Interconnectors and storage

On Saturday 21 March 2020, Great Britain imported 69 GWh and exported 6 GWh through its interconnectors. The most came from France (31 GWh), and the most exports went to Ireland (6 GWh).

All interconnectors

Sat 21 Mar
Imported
69GWh
Exported
6GWh
Net in
64GWh
Average net flow
2.65GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.80GWImporting

In 19.1 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.30GWImporting

In 31.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.19GWExporting

In 1.0 GWhOut 5.6 GWh

Netherlands

BritNed

Average0.75GWImporting

In 17.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 3.7 GWhPumped 5.6 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.