Electricity Live

Great Britain’s electricity on Monday 29 March 2021

On Monday 29 March, demand averaged 31.8 GW. Renewables supplied 55%.

31.8GW AVERAGEWind15.39 GW47%Hydro0.63 GW2%Biomass2.68 GW8%Solar2.02 GW6%Gas5.04 GW15%Imports2.41 GW7%Nuclear4.85 GW15%31.8GW AVERAGE47%8%15%7%15%
Price
£30.26/MWh
Day average £30.26
Demand31.8GW
Generation 30.6Transfers 1.2
Fossil fuels15%
Renewables55%
Other30%
Carbon intensityLow
89g/kWh
0Day average 89300
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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 29 March 2021, wind supplied 47% of Great Britain’s electricity and gas 15%. Demand peaked at 38.3 GW at 10:00. Carbon intensity averaged 89 g/kWh and the price £30.26/MWh. Wind generation peaked at 16.5 GW at 02:00. Solar generation peaked at 7.2 GW at 13:30. Carbon intensity was lowest at 13:30 (56 g/kWh) and highest at 19:30 (122 g/kWh). The wholesale price ranged from −£4.44/MWh at 00:30 to £66.02/MWh at 07:30. The price was below zero for 1 hours. Wind made 50% of the electricity generated in Great Britain, compared with 25% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.026.1%Wind 15.3946.6%Gas 5.0415.3%Hydro 0.631.9%Biomass 2.688.1%Nuclear 4.8514.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 30.6avgTransfers 1.2avg
The day in figurespeaks, averages, totals
Peak demand38.3GW · 10:00
Low 23.6 · 03:55Avg 31.80–40 GW
Made in Great Britain96%of demand
Generation 30.6Transfers 1.2 GW
Net imports34GWh
In
53 Out
19
Zero-carbon share75%of generation
Nuclear 16%Hydro 2%Wind 50%Solar 7%

Transfers · Mon 29 Mar

Interconnectors and storage

On Monday 29 March 2021, Great Britain imported 53 GWh and exported 19 GWh through its interconnectors. The most came from France (29 GWh), and the most exports went to France (15 GWh).

All interconnectors

Mon 29 Mar
Imported
53GWh
Exported
19GWh
Net in
34GWh
Average net flow
1.42GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.41GWImporting

In 13.8 GWhOut 4.1 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.61GWImporting

In 29.2 GWhOut 14.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.40GWImporting

In 9.6 GWhOut 0.0 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

Average0.18GWPumping

Generated 5.2 GWhPumped 9.6 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.