Electricity Live

Great Britain’s electricity on Wednesday 14 April 2021

On Wednesday 14 April, demand averaged 33.2 GW. Renewables supplied 12%.

33.2GW AVERAGEWind1.31 GW4%Hydro0.47 GW1%Biomass2.27 GW7%Solar2.22 GW6%Gas19.10 GW56%Coal1.05 GW3%Imports2.44 GW7%Nuclear5.53 GW16%33.2GW AVERAGE56%7%16%
Price
£66.20/MWh
Day average £66.20
Demand33.2GW
Generation 31.9Transfers 1.3
Fossil fuels56%
Renewables12%
Other30%
Carbon intensityHigh
268g/kWh
0Day average 268300
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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 14 April 2021, gas supplied 56% of Great Britain’s electricity and nuclear 16%. Demand peaked at 39.1 GW at 10:00. Carbon intensity averaged 268 g/kWh and the price £66.20/MWh. Wind generation peaked at 2.1 GW at 20:25. Solar generation peaked at 7.4 GW at 11:00. Carbon intensity was lowest at 10:30 (233 g/kWh) and highest at 05:00 (304 g/kWh). The wholesale price ranged from £36.38/MWh at 00:30 to £101.00/MWh at 08:00. Gas made 60% 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 2.226.5%Wind 1.313.8%Gas 19.1055.5%Hydro 0.471.4%Biomass 2.276.6%Nuclear 5.5316.1%Coal 1.053.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.2avgGeneration 31.9avgTransfers 1.3avg
The day in figurespeaks, averages, totals
Peak demand39.1GW · 10:00
Low 25.6 · 04:25Avg 33.20–40 GW
Made in Great Britain96%of demand
Generation 31.9Transfers 1.3 GW
Net imports37GWh
In
53 Out
16
Zero-carbon share30%of generation
Nuclear 17%Hydro 1%Wind 4%Solar 7%

Transfers · Wed 14 Apr

Interconnectors and storage

On Wednesday 14 April 2021, Great Britain imported 53 GWh and exported 16 GWh through its interconnectors. The most came from France (30 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Wed 14 Apr
Imported
53GWh
Exported
16GWh
Net in
37GWh
Average net flow
1.54GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.94GWImporting

In 22.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.10GWImporting

In 30.1 GWhOut 3.7 GWh

Ireland

Moyle · East–West · Greenlink

Average0.50GWExporting

In 0.0 GWhOut 11.9 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

Average0.27GWPumping

Generated 6.0 GWhPumped 12.4 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.