Electricity Live

Great Britain’s electricity on Wednesday 17 October 2018

On Wednesday 17 October, demand averaged 33.6 GW. Renewables supplied 14%.

33.6GW AVERAGEWind3.64 GW10%Hydro0.68 GW2%Biomass2.27 GW7%Solar0.67 GW2%Gas16.98 GW49%Coal3.34 GW10%Imports1.49 GW4%Nuclear5.64 GW16%33.6GW AVERAGE10%49%10%16%
Price
£62.32/MWh
Day average £62.32
Demand33.6GW
Generation 33.2Transfers 0.4
Fossil fuels49%
Renewables14%
Other27%
Carbon intensityHigh
330g/kWh
0Day average 330300
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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 17 October 2018, gas supplied 49% of Great Britain’s electricity and nuclear 16%. Demand peaked at 42.1 GW at 18:35. Carbon intensity averaged 330 g/kWh and the price £62.32/MWh. Wind generation peaked at 6.5 GW at 00:05. Solar generation peaked at 2.7 GW at 12:30. Carbon intensity was lowest at 00:00 (217 g/kWh) and highest at 09:00 (391 g/kWh). The wholesale price ranged from £53.66/MWh at 02:30 to £78.82/MWh at 18:30. Gas made 51% 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 0.671.9%Wind 3.6410.5%Gas 16.9848.9%Hydro 0.682.0%Biomass 2.276.5%Nuclear 5.6416.2%Coal 3.349.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.6avgGeneration 33.2avgTransfers 0.4avg
The day in figurespeaks, averages, totals
Peak demand42.1GW · 18:35
Low 23.2 · 03:45Avg 33.60–60 GW
Made in Great Britain99%of demand
Generation 33.2Transfers 0.4 GW
Net imports13GWh
In
31 Out
18
Zero-carbon share32%of generation
Nuclear 17%Hydro 2%Wind 11%Solar 2%

Transfers · Wed 17 Oct

Interconnectors and storage

On Wednesday 17 October 2018, Great Britain imported 31 GWh and exported 18 GWh through its interconnectors. The most came from France (17 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Wed 17 Oct
Imported
31GWh
Exported
18GWh
Net in
13GWh
Average net flow
0.54GW 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

Average0.43GWImporting

In 17.5 GWhOut 7.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.46GWExporting

In 0.3 GWhOut 11.2 GWh

Netherlands

BritNed

Average0.57GWImporting

In 13.8 GWhOut 0.2 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 4.4 GWhPumped 8.3 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.