Electricity Live

Great Britain’s electricity on Friday 20 April 2018

On Friday 20 April, demand averaged 31.9 GW. Renewables supplied 18%.

31.9GW AVERAGEWind2.69 GW8%Hydro0.43 GW1%Biomass1.64 GW5%Solar2.63 GW8%Gas15.13 GW46%Coal0.23 GW1%Imports2.86 GW9%Nuclear6.98 GW21%31.9GW AVERAGE8%8%46%9%21%
Price
£46.23/MWh
Day average £46.23
Demand31.9GW
Generation 29.7Transfers 2.2
Fossil fuels46%
Renewables18%
Other35%
Carbon intensityModerate
247g/kWh
0Day average 247300
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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 Friday 20 April 2018, gas supplied 46% of Great Britain’s electricity and nuclear 21%. Demand peaked at 38.4 GW at 12:00. Carbon intensity averaged 247 g/kWh and the price £46.23/MWh. Wind generation peaked at 4.6 GW at 16:05. Solar generation peaked at 8.5 GW at 13:00. Carbon intensity was lowest at 15:00 (180 g/kWh) and highest at 21:30 (293 g/kWh). The wholesale price ranged from £35.76/MWh at 15:00 to £62.93/MWh at 08:00. Gas made 51% of the electricity generated in Great Britain, compared with 42% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.638.1%Wind 2.698.2%Gas 15.1346.4%Hydro 0.431.3%Biomass 1.645.0%Nuclear 6.9821.4%Coal 0.230.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.9avgGeneration 29.7avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand38.4GW · 12:00
Low 23.0 · 03:55Avg 31.90–40 GW
Made in Great Britain93%of demand
Generation 29.7Transfers 2.2 GW
Net imports54GWh
In
61 Out
7
Zero-carbon share43%of generation
Nuclear 23%Hydro 1%Wind 9%Solar 9%

Transfers · Fri 20 Apr

Interconnectors and storage

On Friday 20 April 2018, Great Britain imported 61 GWh and exported 7 GWh through its interconnectors. The most came from France (34 GWh), and the most exports went to Ireland (7 GWh).

All interconnectors

Fri 20 Apr
Imported
61GWh
Exported
7GWh
Net in
54GWh
Average net flow
2.26GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.42GWImporting

In 34.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.13GWExporting

In 4.1 GWhOut 7.2 GWh

Netherlands

BritNed

Average0.97GWImporting

In 23.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWPumping

Generated 7.2 GWhPumped 8.6 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.