Electricity Live

Great Britain’s electricity on Wednesday 20 March 2019

On Wednesday 20 March, demand averaged 35.6 GW. Renewables supplied 24%.

35.6GW AVERAGEWind6.73 GW19%Hydro0.69 GW2%Biomass1.87 GW5%Solar1.11 GW3%Gas15.33 GW43%Coal0.30 GW1%Imports4.03 GW11%Nuclear5.85 GW16%35.6GW AVERAGE19%43%11%16%
Price
£43.72/MWh
Day average £43.72
Demand35.6GW
Generation 31.9Transfers 3.7
Fossil fuels43%
Renewables24%
Other33%
Carbon intensityModerate
221g/kWh
0Day average 221300
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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 20 March 2019, gas supplied 43% of Great Britain’s electricity and wind 19%. Demand peaked at 43.6 GW at 18:50. Carbon intensity averaged 221 g/kWh and the price £43.72/MWh. Wind generation peaked at 9.6 GW at 21:30. Solar generation peaked at 4.2 GW at 12:30. Carbon intensity was lowest at 22:30 (173 g/kWh) and highest at 06:30 (263 g/kWh). The wholesale price ranged from £27.80/MWh at 23:00 to £59.65/MWh at 08:00. Gas made 48% of the electricity generated in Great Britain, compared with 43% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.113.1%Wind 6.7318.7%Gas 15.3342.7%Hydro 0.691.9%Biomass 1.875.2%Nuclear 5.8516.3%Coal 0.300.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.6avgGeneration 31.9avgTransfers 3.7avg
The day in figurespeaks, averages, totals
Peak demand43.6GW · 18:50
Low 25.5 · 03:50Avg 35.60–60 GW
Made in Great Britain90%of demand
Generation 31.9Transfers 3.7 GW
Net imports91GWh
In
91 Out
0
Zero-carbon share45%of generation
Nuclear 18%Hydro 2%Wind 21%Solar 3%

Transfers · Wed 20 Mar

Interconnectors and storage

On Wednesday 20 March 2019, Great Britain imported 91 GWh and exported 0 GWh through its interconnectors. The most came from France (47 GWh).

All interconnectors

Wed 20 Mar
Imported
91GWh
Exported
0GWh
Net in
91GWh
Average net flow
3.79GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.76GWImporting

In 18.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.94GWImporting

In 46.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.10GWImporting

In 2.7 GWhOut 0.4 GWh

Netherlands

BritNed

Average0.99GWImporting

In 23.8 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 5.2 GWhPumped 8.0 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.