Electricity Live

Great Britain’s electricity on Wednesday 3 March 2021

On Wednesday 3 March, demand averaged 35.4 GW. Renewables supplied 5%.

35.4GW AVERAGEWind0.99 GW3%Hydro0.53 GW1%Biomass2.73 GW7%Solar0.40 GW1%Gas21.20 GW58%Coal1.82 GW5%Imports5.11 GW14%Nuclear3.82 GW10%35.4GW AVERAGE7%58%14%10%
Price
£82.01/MWh
Day average £82.01
Demand35.4GW
Generation 31.5Transfers 3.8
Fossil fuels58%
Renewables5%
Other32%
Carbon intensityHigh
311g/kWh
0Day average 311300
Save as image
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 3 March 2021, gas supplied 58% of Great Britain’s electricity and nuclear 10%. Demand peaked at 42.9 GW at 18:10. Carbon intensity averaged 311 g/kWh and the price £82.01/MWh. Wind generation peaked at 1.7 GW at 23:30. Solar generation peaked at 1.9 GW at 11:30. Carbon intensity was lowest at 23:30 (264 g/kWh) and highest at 15:00 (344 g/kWh). The wholesale price ranged from £30.07/MWh at 07:00 to £282.22/MWh at 18:00. Gas made 67% 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 0.401.1%Wind 0.992.7%Gas 21.2057.9%Hydro 0.531.4%Biomass 2.737.5%Nuclear 3.8210.4%Coal 1.825.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.4avgGeneration 31.5avgTransfers 3.8avg
The day in figurespeaks, averages, totals
Peak demand42.9GW · 18:10
Low 25.8 · 05:55Avg 35.40–60 GW
Made in Great Britain89%of demand
Generation 31.5Transfers 3.8 GW
Net imports91GWh
In
111 Out
20
Zero-carbon share18%of generation
Nuclear 12%Hydro 2%Wind 3%Solar 1%

Transfers · Wed 3 Mar

Interconnectors and storage

On Wednesday 3 March 2021, Great Britain imported 111 GWh and exported 20 GWh through its interconnectors. The most came from France (65 GWh), and the most exports went to Ireland (20 GWh).

All interconnectors

Wed 3 Mar
Imported
111GWh
Exported
20GWh
Net in
91GWh
Average net flow
3.78GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.96GWImporting

In 23.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.69GWImporting

In 64.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.84GWExporting

In 0.0 GWhOut 20.3 GWh

Netherlands

BritNed

Average0.98GWImporting

In 23.5 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 11.6 GWhPumped 10.1 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.