Electricity Live

Great Britain’s electricity on Saturday 18 August 2018

On Saturday 18 August, demand averaged 27.2 GW. Renewables supplied 34%.

27.2GW AVERAGEWind8.03 GW29%Hydro0.24 GW1%Biomass0.94 GW3%Solar1.13 GW4%Gas7.57 GW27%Coal0.17 GW1%Imports2.42 GW9%Nuclear7.10 GW26%27.2GW AVERAGE29%27%9%26%
Price
£52.79/MWh
Day average £52.79
Demand27.2GW
Generation 25.2Transfers 2.0
Fossil fuels27%
Renewables34%
Other38%
Carbon intensityLow
158g/kWh
0Day average 158300
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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 Saturday 18 August 2018, wind supplied 29% of Great Britain’s electricity and gas 27%. Demand peaked at 32.1 GW at 12:00. Carbon intensity averaged 158 g/kWh and the price £52.79/MWh. Wind generation peaked at 10.2 GW at 11:05. Solar generation peaked at 3.6 GW at 13:00. Carbon intensity was lowest at 05:00 (105 g/kWh) and highest at 19:00 (211 g/kWh). The wholesale price ranged from £0.00/MWh at 11:00 to £74.22/MWh at 21:00. Wind made 32% of the electricity generated in Great Britain, compared with 19% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.134.1%Wind 8.0329.1%Gas 7.5727.4%Hydro 0.240.9%Biomass 0.943.4%Nuclear 7.1025.7%Coal 0.170.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.2avgGeneration 25.2avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand32.1GW · 12:00
Low 20.1 · 04:30Avg 27.20–40 GW
Made in Great Britain93%of demand
Generation 25.2Transfers 2.0 GW
Net imports48GWh
In
54 Out
6
Zero-carbon share66%of generation
Nuclear 28%Hydro 1%Wind 32%Solar 4%

Transfers · Sat 18 Aug

Interconnectors and storage

On Saturday 18 August 2018, Great Britain imported 54 GWh and exported 6 GWh through its interconnectors. The most came from France (33 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Sat 18 Aug
Imported
54GWh
Exported
6GWh
Net in
48GWh
Average net flow
1.98GW 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

Average1.39GWImporting

In 33.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.04GWExporting

In 4.4 GWhOut 5.3 GWh

Netherlands

BritNed

Average0.63GWImporting

In 16.3 GWhOut 1.1 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWGenerating

Generated 3.9 GWhPumped 2.6 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.