Electricity Live

Great Britain’s electricity on Friday 31 August 2018

On Friday 31 August, demand averaged 30.1 GW. Renewables supplied 17%.

30.1GW AVERAGEWind2.71 GW9%Hydro0.19 GW1%Biomass2.14 GW7%Solar2.22 GW7%Gas12.09 GW39%Coal1.14 GW4%Imports2.61 GW9%Nuclear7.60 GW25%30.1GW AVERAGE9%7%39%9%25%
Price
£56.85/MWh
Day average £56.85
Demand30.1GW
Generation 28.1Transfers 2.0
Fossil fuels39%
Renewables17%
Other40%
Carbon intensityModerate
267g/kWh
0Day average 267300
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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 31 August 2018, gas supplied 39% of Great Britain’s electricity and nuclear 25%. Demand peaked at 35.9 GW at 12:30. Carbon intensity averaged 267 g/kWh and the price £56.85/MWh. Wind generation peaked at 4.2 GW at 16:25. Solar generation peaked at 7.0 GW at 12:30. Carbon intensity was lowest at 23:30 (202 g/kWh) and highest at 06:30 (289 g/kWh). The wholesale price ranged from £0.00/MWh at 01:00 to £66.44/MWh at 23:30. Gas made 43% 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 2.227.2%Wind 2.718.8%Gas 12.0939.4%Hydro 0.190.6%Biomass 2.147.0%Nuclear 7.6024.8%Coal 1.143.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.1avgGeneration 28.1avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand35.9GW · 12:30
Low 21.5 · 03:25Avg 30.10–40 GW
Made in Great Britain93%of demand
Generation 28.1Transfers 2.0 GW
Net imports54GWh
In
59 Out
5
Zero-carbon share45%of generation
Nuclear 27%Hydro 1%Wind 10%Solar 8%

Transfers · Fri 31 Aug

Interconnectors and storage

On Friday 31 August 2018, Great Britain imported 59 GWh and exported 5 GWh through its interconnectors. The most came from France (31 GWh), and the most exports went to Ireland (3 GWh).

All interconnectors

Fri 31 Aug
Imported
59GWh
Exported
5GWh
Net in
54GWh
Average net flow
2.23GW 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 31.1 GWhOut 2.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.16GWImporting

In 6.8 GWhOut 2.9 GWh

Netherlands

BritNed

Average0.88GWImporting

In 21.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.18GWPumping

Generated 3.8 GWhPumped 8.2 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.