Electricity Live

Great Britain’s electricity on Tuesday 20 February 2018

On Tuesday 20 February, demand averaged 37.9 GW. Renewables supplied 19%.

37.9GW AVERAGEWind5.95 GW15%Hydro0.56 GW1%Biomass1.37 GW4%Solar1.00 GW3%Gas15.68 GW40%Coal3.49 GW9%Imports2.78 GW7%Nuclear8.04 GW21%37.9GW AVERAGE15%40%9%7%21%
Price
£46.85/MWh
Day average £46.85
Demand37.9GW
Generation 36.1Transfers 1.9
Fossil fuels40%
Renewables19%
Other31%
Carbon intensityHigh
289g/kWh
0Day average 289300
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 Tuesday 20 February 2018, gas supplied 40% of Great Britain’s electricity and nuclear 21%. Demand peaked at 46.5 GW at 18:15. Carbon intensity averaged 289 g/kWh and the price £46.85/MWh. Wind generation peaked at 8.8 GW at 13:35. Solar generation peaked at 4.5 GW at 13:00. Carbon intensity was lowest at 03:30 (220 g/kWh) and highest at 19:30 (375 g/kWh). The wholesale price ranged from £40.69/MWh at 04:00 to £68.82/MWh at 19:00. Gas made 43% 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 1.002.6%Wind 5.9515.3%Gas 15.6840.3%Hydro 0.561.4%Biomass 1.373.5%Nuclear 8.0420.7%Coal 3.499.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.9avgGeneration 36.1avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand46.5GW · 18:15
Low 27.1 · 04:25Avg 37.90–60 GW
Made in Great Britain95%of demand
Generation 36.1Transfers 1.9 GW
Net imports46GWh
In
59 Out
13
Zero-carbon share43%of generation
Nuclear 22%Hydro 2%Wind 16%Solar 3%

Transfers · Tue 20 Feb

Interconnectors and storage

On Tuesday 20 February 2018, Great Britain imported 59 GWh and exported 13 GWh through its interconnectors. The most came from France (40 GWh), and the most exports went to Ireland (13 GWh).

All interconnectors

Tue 20 Feb
Imported
59GWh
Exported
13GWh
Net in
46GWh
Average net flow
1.90GW 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

Average1.68GWImporting

In 40.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.31GWExporting

In 5.6 GWhOut 13.1 GWh

Netherlands

BritNed

Average0.52GWImporting

In 12.7 GWhOut 0.1 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 8.1 GWhPumped 9.2 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.