Electricity Live

Great Britain’s electricity on Wednesday 11 December 2019

On Wednesday 11 December, demand averaged 39.0 GW. Renewables supplied 35%.

39.0GW AVERAGEWind12.81 GW32%Hydro0.71 GW2%Biomass2.90 GW7%Solar0.43 GW1%Gas13.04 GW33%Coal2.31 GW6%Imports1.72 GW4%Nuclear6.15 GW15%39.0GW AVERAGE32%7%33%15%
Price
£44.28/MWh
Day average £44.28
Demand39.0GW
Generation 38.3Transfers 0.7
Fossil fuels33%
Renewables35%
Other27%
Carbon intensityModerate
219g/kWh
0Day average 219300
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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 11 December 2019, gas supplied 33% of Great Britain’s electricity and wind 32%. Demand peaked at 47.6 GW at 17:05. Carbon intensity averaged 219 g/kWh and the price £44.28/MWh. Wind generation peaked at 15.2 GW at 00:00. Solar generation peaked at 2.6 GW at 11:00. Carbon intensity was lowest at 00:00 (115 g/kWh) and highest at 13:30 (267 g/kWh). The wholesale price ranged from £23.04/MWh at 02:30 to £61.88/MWh at 16:30. Gas made 34% 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 0.431.1%Wind 12.8132.0%Gas 13.0432.5%Hydro 0.711.8%Biomass 2.907.2%Nuclear 6.1515.3%Coal 2.315.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 39.0avgGeneration 38.3avgTransfers 0.7avg
The day in figurespeaks, averages, totals
Peak demand47.6GW · 17:05
Low 27.1 · 03:55Avg 39.00–60 GW
Made in Great Britain98%of demand
Generation 38.3Transfers 0.7 GW
Net imports16GWh
In
36 Out
19
Zero-carbon share52%of generation
Nuclear 16%Hydro 2%Wind 33%Solar 1%

Transfers · Wed 11 Dec

Interconnectors and storage

On Wednesday 11 December 2019, Great Britain imported 36 GWh and exported 19 GWh through its interconnectors. The most came from France (12 GWh), and the most exports went to Ireland (9 GWh).

All interconnectors

Wed 11 Dec
Imported
36GWh
Exported
19GWh
Net in
16GWh
Average net flow
0.69GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.27GWImporting

In 9.2 GWhOut 2.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.20GWImporting

In 12.4 GWhOut 7.6 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWExporting

In 3.2 GWhOut 8.9 GWh

Netherlands

BritNed

Average0.45GWImporting

In 10.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.00GWIdle

Generated 5.5 GWhPumped 5.5 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.