Electricity Live

Great Britain’s electricity on Wednesday 10 March 2021

On Wednesday 10 March, demand averaged 35.7 GW. Renewables supplied 46%.

35.7GW AVERAGEWind16.06 GW45%Hydro0.45 GW1%Biomass2.81 GW8%Solar0.25 GW1%Gas9.62 GW27%Imports2.89 GW8%Nuclear3.96 GW11%35.7GW AVERAGE45%8%27%8%11%
Price
£45.38/MWh
Day average £45.38
Demand35.7GW
Generation 33.1Transfers 2.6
Fossil fuels27%
Renewables46%
Other27%
Carbon intensityModerate
135g/kWh
0Day average 135300
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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 Wednesday 10 March 2021, wind supplied 45% of Great Britain’s electricity and gas 27%. Demand peaked at 44.5 GW at 18:15. Carbon intensity averaged 135 g/kWh and the price £45.38/MWh. Wind generation peaked at 18.2 GW at 18:00. Solar generation peaked at 1.1 GW at 11:00. Carbon intensity was lowest at 03:00 (82 g/kWh) and highest at 08:30 (181 g/kWh). The wholesale price ranged from £45.38/MWh at 00:00 to £45.38/MWh at 00:00. Wind made 48% 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 0.250.7%Wind 16.0644.6%Gas 9.6226.7%Hydro 0.451.2%Biomass 2.817.8%Nuclear 3.9611.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.7avgGeneration 33.1avgTransfers 2.6avg
The day in figurespeaks, averages, totals
Peak demand44.5GW · 18:15
Low 25.1 · 04:30Avg 35.70–60 GW
Made in Great Britain93%of demand
Generation 33.1Transfers 2.6 GW
Net imports62GWh
In
66 Out
4
Zero-carbon share63%of generation
Nuclear 12%Hydro 1%Wind 48%Solar 1%

Transfers · Wed 10 Mar

Interconnectors and storage

On Wednesday 10 March 2021, Great Britain imported 66 GWh and exported 4 GWh through its interconnectors. The most came from France (40 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Wed 10 Mar
Imported
66GWh
Exported
4GWh
Net in
62GWh
Average net flow
2.60GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.72GWImporting

In 17.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.63GWImporting

In 39.6 GWhOut 0.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.25GWImporting

In 9.4 GWhOut 3.5 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

Average0.00GWIdle

Generated 3.1 GWhPumped 3.2 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.