Electricity Live

Great Britain’s electricity on Wednesday 27 December 2017

On Wednesday 27 December, demand averaged 35.4 GW. Renewables supplied 30%.

35.4GW AVERAGEWind10.05 GW28%Hydro0.59 GW2%Biomass0.76 GW2%Solar0.33 GW1%Gas11.31 GW31%Coal2.39 GW7%Imports3.18 GW9%Nuclear7.43 GW21%35.4GW AVERAGE28%31%9%21%
Price
£52.07/MWh
Day average £52.07
Demand35.4GW
Generation 32.9Transfers 2.5
Fossil fuels31%
Renewables30%
Other32%
Carbon intensityModerate
224g/kWh
0Day average 224300
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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 27 December 2017, gas supplied 31% of Great Britain’s electricity and wind 28%. Demand peaked at 45.2 GW at 17:20. Carbon intensity averaged 224 g/kWh and the price £52.07/MWh. Wind generation peaked at 11.2 GW at 15:40. Solar generation peaked at 1.9 GW at 13:00. Carbon intensity was lowest at 01:30 (158 g/kWh) and highest at 19:00 (276 g/kWh). The wholesale price ranged from £38.82/MWh at 08:30 to £74.68/MWh at 16:30. Gas made 34% of the electricity generated in Great Britain, compared with 43% across 2017.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.330.9%Wind 10.0527.9%Gas 11.3131.4%Hydro 0.591.6%Biomass 0.762.1%Nuclear 7.4320.6%Coal 2.396.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.4avgGeneration 32.9avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand45.2GW · 17:20
Low 24.3 · 04:25Avg 35.40–60 GW
Made in Great Britain93%of demand
Generation 32.9Transfers 2.5 GW
Net imports62GWh
In
68 Out
6
Zero-carbon share56%of generation
Nuclear 23%Hydro 2%Wind 31%Solar 1%

Transfers · Wed 27 Dec

Interconnectors and storage

On Wednesday 27 December 2017, Great Britain imported 68 GWh and exported 6 GWh through its interconnectors. The most came from France (43 GWh), and the most exports went to Ireland (6 GWh).

All interconnectors

Wed 27 Dec
Imported
68GWh
Exported
6GWh
Net in
62GWh
Average net flow
2.60GW 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

Average1.81GWImporting

In 43.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.06GWExporting

In 4.5 GWhOut 5.8 GWh

Netherlands

BritNed

Average0.85GWImporting

In 20.5 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 8.0 GWhPumped 9.4 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.