Electricity Live

Great Britain’s electricity on Friday 22 December 2017

On Friday 22 December, demand averaged 35.6 GW. Renewables supplied 11%.

35.6GW AVERAGEWind3.26 GW9%Hydro0.63 GW2%Biomass1.47 GW4%Solar0.21 GW1%Gas17.65 GW48%Coal3.16 GW9%Imports2.84 GW8%Nuclear7.17 GW20%35.6GW AVERAGE9%48%9%8%20%
Price
£50.37/MWh
Day average £50.37
Demand35.6GW
Generation 33.6Transfers 2.0
Fossil fuels48%
Renewables11%
Other32%
Carbon intensityHigh
329g/kWh
0Day average 329300
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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 22 December 2017, gas supplied 48% of Great Britain’s electricity and nuclear 20%. Demand peaked at 43.3 GW at 17:35. Carbon intensity averaged 329 g/kWh and the price £50.37/MWh. Wind generation peaked at 7.7 GW at 23:40. Solar generation peaked at 1.3 GW at 11:30. Carbon intensity was lowest at 23:00 (190 g/kWh) and highest at 07:30 (393 g/kWh). The wholesale price ranged from £41.17/MWh at 00:00 to £60.92/MWh at 18:00. Gas made 53% 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 0.210.6%Wind 3.269.0%Gas 17.6548.5%Hydro 0.631.7%Biomass 1.474.0%Nuclear 7.1719.7%Coal 3.168.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.6avgGeneration 33.6avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand43.3GW · 17:35
Low 25.8 · 04:25Avg 35.60–60 GW
Made in Great Britain94%of demand
Generation 33.6Transfers 2.0 GW
Net imports49GWh
In
61 Out
12
Zero-carbon share34%of generation
Nuclear 21%Hydro 2%Wind 10%Solar 1%

Transfers · Fri 22 Dec

Interconnectors and storage

On Friday 22 December 2017, Great Britain imported 61 GWh and exported 12 GWh through its interconnectors. The most came from France (32 GWh), and the most exports went to Ireland (9 GWh).

All interconnectors

Fri 22 Dec
Imported
61GWh
Exported
12GWh
Net in
49GWh
Average net flow
2.04GW 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

Average1.19GWImporting

In 31.6 GWhOut 3.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.13GWExporting

In 5.9 GWhOut 9.1 GWh

Netherlands

BritNed

Average0.98GWImporting

In 23.5 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 7.1 GWhPumped 7.7 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.