Electricity Live

Great Britain’s electricity on Wednesday 31 January 2018

On Wednesday 31 January, demand averaged 39.5 GW. Renewables supplied 34%.

39.5GW AVERAGEWind12.47 GW31%Hydro0.69 GW2%Biomass1.85 GW5%Solar0.60 GW1%Gas13.03 GW32%Coal1.58 GW4%Imports3.46 GW9%Nuclear6.51 GW16%39.5GW AVERAGE31%32%9%16%
Price
£46.33/MWh
Day average £46.33
Demand39.5GW
Generation 36.7Transfers 2.8
Fossil fuels32%
Renewables34%
Other29%
Carbon intensityModerate
205g/kWh
0Day average 205300
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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 31 January 2018, gas supplied 32% of Great Britain’s electricity and wind 31%. Demand peaked at 49.2 GW at 17:20. Carbon intensity averaged 205 g/kWh and the price £46.33/MWh. Wind generation peaked at 13.7 GW at 12:30. Solar generation peaked at 3.1 GW at 12:30. Carbon intensity was lowest at 04:00 (134 g/kWh) and highest at 18:30 (273 g/kWh). The wholesale price ranged from £34.93/MWh at 05:00 to £72.63/MWh at 18:00. Gas made 35% 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 0.601.5%Wind 12.4731.0%Gas 13.0332.4%Hydro 0.691.7%Biomass 1.854.6%Nuclear 6.5116.2%Coal 1.583.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 39.5avgGeneration 36.7avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand49.2GW · 17:20
Low 27.4 · 04:25Avg 39.50–60 GW
Made in Great Britain93%of demand
Generation 36.7Transfers 2.8 GW
Net imports68GWh
In
72 Out
5
Zero-carbon share55%of generation
Nuclear 18%Hydro 2%Wind 34%Solar 2%

Transfers · Wed 31 Jan

Interconnectors and storage

On Wednesday 31 January 2018, Great Britain imported 72 GWh and exported 5 GWh through its interconnectors. The most came from France (45 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Wed 31 Jan
Imported
72GWh
Exported
5GWh
Net in
68GWh
Average net flow
2.82GW 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

Average1.87GWImporting

In 45.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.03GWImporting

In 5.4 GWhOut 4.7 GWh

Netherlands

BritNed

Average0.92GWImporting

In 22.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWPumping

Generated 10.7 GWhPumped 10.8 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.