Electricity Live

Great Britain’s electricity on Tuesday 7 August 2018

On Tuesday 7 August, demand averaged 31.2 GW. Renewables supplied 13%.

31.2GW AVERAGEWind1.92 GW6%Hydro0.19 GW1%Biomass2.26 GW7%Solar2.14 GW7%Gas15.01 GW47%Coal0.39 GW1%Imports1.99 GW6%Nuclear7.94 GW25%31.2GW AVERAGE7%47%25%
Price
£60.58/MWh
Day average £60.58
Demand31.2GW
Generation 29.9Transfers 1.3
Fossil fuels47%
Renewables13%
Other38%
Carbon intensityModerate
262g/kWh
0Day average 262300
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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 Tuesday 7 August 2018, gas supplied 47% of Great Britain’s electricity and nuclear 25%. Demand peaked at 37.6 GW at 12:30. Carbon intensity averaged 262 g/kWh and the price £60.58/MWh. Wind generation peaked at 3.0 GW at 23:55. Solar generation peaked at 6.5 GW at 12:30. Carbon intensity was lowest at 23:30 (210 g/kWh) and highest at 14:30 (288 g/kWh). The wholesale price ranged from £48.18/MWh at 04:00 to £75.70/MWh at 07:30. Gas made 50% 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 2.146.7%Wind 1.926.0%Gas 15.0147.1%Hydro 0.190.6%Biomass 2.267.1%Nuclear 7.9424.9%Coal 0.391.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.2avgGeneration 29.9avgTransfers 1.3avg
The day in figurespeaks, averages, totals
Peak demand37.6GW · 12:30
Low 21.9 · 03:45Avg 31.20–40 GW
Made in Great Britain96%of demand
Generation 29.9Transfers 1.3 GW
Net imports32GWh
In
41 Out
9
Zero-carbon share41%of generation
Nuclear 27%Hydro 1%Wind 6%Solar 7%

Transfers · Tue 7 Aug

Interconnectors and storage

On Tuesday 7 August 2018, Great Britain imported 41 GWh and exported 9 GWh through its interconnectors. The most came from France (28 GWh), and the most exports went to Netherlands (4 GWh).

All interconnectors

Tue 7 Aug
Imported
41GWh
Exported
9GWh
Net in
32GWh
Average net flow
1.34GW 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

Average1.09GWImporting

In 28.0 GWhOut 1.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.14GWImporting

In 6.5 GWhOut 3.1 GWh

Netherlands

BritNed

Average0.11GWImporting

In 6.4 GWhOut 3.8 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWGenerating

Generated 6.8 GWhPumped 6.5 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.