Electricity Live

Great Britain’s electricity on Friday 19 March 2021

On Friday 19 March, demand averaged 33.2 GW. Renewables supplied 16%.

33.2GW AVERAGEWind3.83 GW11%Hydro0.52 GW2%Biomass2.72 GW8%Solar1.18 GW3%Gas16.58 GW49%Coal0.67 GW2%Imports3.49 GW10%Nuclear5.00 GW15%33.2GW AVERAGE11%8%49%10%15%
Price
£56.34/MWh
Day average £56.34
Demand33.2GW
Generation 30.5Transfers 2.7
Fossil fuels49%
Renewables16%
Other33%
Carbon intensityHigh
237g/kWh
0Day average 237300
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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 Friday 19 March 2021, gas supplied 49% of Great Britain’s electricity and nuclear 15%. Demand peaked at 39.0 GW at 12:00. Carbon intensity averaged 237 g/kWh and the price £56.34/MWh. Wind generation peaked at 7.7 GW at 00:15. Solar generation peaked at 4.4 GW at 12:00. Carbon intensity was lowest at 01:00 (167 g/kWh) and highest at 19:30 (276 g/kWh). The wholesale price ranged from £35.62/MWh at 03:30 to £110.76/MWh at 18:30. Gas made 54% 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 1.183.5%Wind 3.8311.3%Gas 16.5848.8%Hydro 0.521.5%Biomass 2.728.0%Nuclear 5.0014.7%Coal 0.672.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.2avgGeneration 30.5avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand39.0GW · 12:00
Low 25.0 · 04:20Avg 33.20–40 GW
Made in Great Britain92%of demand
Generation 30.5Transfers 2.7 GW
Net imports66GWh
In
78 Out
12
Zero-carbon share35%of generation
Nuclear 16%Hydro 2%Wind 13%Solar 4%

Transfers · Fri 19 Mar

Interconnectors and storage

On Friday 19 March 2021, Great Britain imported 78 GWh and exported 12 GWh through its interconnectors. The most came from France (53 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Fri 19 Mar
Imported
78GWh
Exported
12GWh
Net in
66GWh
Average net flow
2.73GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.92GWImporting

In 22.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.22GWImporting

In 53.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.41GWExporting

In 2.2 GWhOut 12.2 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

Average0.01GWGenerating

Generated 6.1 GWhPumped 6.0 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.