Electricity Live

Great Britain’s electricity on Wednesday 25 October 2017

On Wednesday 25 October, demand averaged 32.7 GW. Renewables supplied 26%.

32.7GW AVERAGEWind7.31 GW21%Hydro0.55 GW2%Solar1.19 GW3%Gas15.59 GW45%Coal1.50 GW4%Imports1.37 GW4%Nuclear7.36 GW21%32.7GW AVERAGE21%45%21%
Price
£40.60/MWh
Day average £40.60
Demand32.7GW
Generation 33.5Transfers −0.7
Fossil fuels45%
Renewables26%
Other25%
Carbon intensityModerate
259g/kWh
0Day average 259300
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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 25 October 2017, gas supplied 45% of Great Britain’s electricity and nuclear 21%. Demand peaked at 41.8 GW at 18:40. Carbon intensity averaged 259 g/kWh and the price £40.60/MWh. Wind generation peaked at 9.7 GW at 04:55. Solar generation peaked at 5.1 GW at 13:30. Carbon intensity was lowest at 03:30 (146 g/kWh) and highest at 20:00 (335 g/kWh). The wholesale price ranged from £28.47/MWh at 03:30 to £48.34/MWh at 19:00. Gas made 47% 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 1.193.4%Wind 7.3121.0%Gas 15.5944.7%Hydro 0.551.6%Biomass 0.000.0%Nuclear 7.3621.1%Coal 1.504.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.7avgGeneration 33.5avgTransfers −0.7avg
The day in figurespeaks, averages, totals
Peak demand41.8GW · 18:40
Low 22.5 · 04:10Avg 32.70–60 GW
Made in Great Britain102%of demand
Generation 33.5Transfers −0.7 GW
Net exports13GWh
In
27 Out
40
Zero-carbon share49%of generation
Nuclear 22%Hydro 2%Wind 22%Solar 4%

Transfers · Wed 25 Oct

Interconnectors and storage

On Wednesday 25 October 2017, Great Britain imported 27 GWh and exported 40 GWh through its interconnectors. The most came from Netherlands (21 GWh), and the most exports went to France (29 GWh).

All interconnectors

Wed 25 Oct
Imported
27GWh
Exported
40GWh
Net out
13GWh
Average net flow
0.56GW out

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

Average1.16GWExporting

In 0.9 GWhOut 28.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.28GWExporting

In 4.7 GWhOut 11.4 GWh

Netherlands

BritNed

Average0.88GWImporting

In 21.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.18GWPumping

Generated 6.2 GWhPumped 10.7 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.