Electricity Live

Great Britain’s electricity on Wednesday 4 March 2020

On Wednesday 4 March, demand averaged 37.8 GW. Renewables supplied 10%.

37.8GW AVERAGEWind2.32 GW6%Hydro0.68 GW2%Biomass2.25 GW6%Solar0.80 GW2%Gas21.42 GW55%Coal2.42 GW6%Imports4.14 GW11%Nuclear4.79 GW12%37.8GW AVERAGE55%11%12%
Price
£53.82/MWh
Day average £53.82
Demand37.8GW
Generation 34.7Transfers 3.1
Fossil fuels55%
Renewables10%
Other29%
Carbon intensityHigh
333g/kWh
0Day average 333300
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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 4 March 2020, gas supplied 55% of Great Britain’s electricity and nuclear 12%. Demand peaked at 45.1 GW at 18:15. Carbon intensity averaged 333 g/kWh and the price £53.82/MWh. Wind generation peaked at 5.7 GW at 00:00. Solar generation peaked at 3.7 GW at 11:00. Carbon intensity was lowest at 00:00 (269 g/kWh) and highest at 06:00 (360 g/kWh). The wholesale price ranged from £26.28/MWh at 00:00 to £211.79/MWh at 18:30. Gas made 62% of the electricity generated in Great Britain, compared with 38% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.802.1%Wind 2.326.0%Gas 21.4255.2%Hydro 0.681.8%Biomass 2.255.8%Nuclear 4.7912.3%Coal 2.426.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.8avgGeneration 34.7avgTransfers 3.1avg
The day in figurespeaks, averages, totals
Peak demand45.1GW · 18:15
Low 27.4 · 04:15Avg 37.80–60 GW
Made in Great Britain92%of demand
Generation 34.7Transfers 3.1 GW
Net imports75GWh
In
91 Out
16
Zero-carbon share25%of generation
Nuclear 14%Hydro 2%Wind 7%Solar 2%

Transfers · Wed 4 Mar

Interconnectors and storage

On Wednesday 4 March 2020, Great Britain imported 91 GWh and exported 16 GWh through its interconnectors. The most came from France (47 GWh), and the most exports went to Ireland (16 GWh).

All interconnectors

Wed 4 Mar
Imported
91GWh
Exported
16GWh
Net in
75GWh
Average net flow
3.12GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.91GWImporting

In 21.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.96GWImporting

In 47.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.62GWExporting

In 0.9 GWhOut 15.9 GWh

Netherlands

BritNed

Average0.88GWImporting

In 21.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWPumping

Generated 8.6 GWhPumped 9.4 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.