Electricity Live

Great Britain’s electricity on Wednesday 1 August 2018

On Wednesday 1 August, demand averaged 30.2 GW. Renewables supplied 23%.

30.2GW AVERAGEWind4.61 GW15%Hydro0.15 GW0%Biomass1.88 GW6%Solar2.44 GW8%Gas10.57 GW34%Imports3.10 GW10%Nuclear7.92 GW26%30.2GW AVERAGE15%8%34%10%26%
Price
£53.56/MWh
Day average £53.56
Demand30.2GW
Generation 27.6Transfers 2.7
Fossil fuels34%
Renewables23%
Other42%
Carbon intensityModerate
202g/kWh
0Day average 202300
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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 1 August 2018, gas supplied 34% of Great Britain’s electricity and nuclear 26%. Demand peaked at 36.6 GW at 12:15. Carbon intensity averaged 202 g/kWh and the price £53.56/MWh. Wind generation peaked at 6.9 GW at 20:10. Solar generation peaked at 7.2 GW at 12:00. Carbon intensity was lowest at 23:30 (175 g/kWh) and highest at 17:00 (220 g/kWh). The wholesale price ranged from £41.82/MWh at 00:00 to £68.73/MWh at 17:30. Gas made 38% 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 2.447.9%Wind 4.6115.0%Gas 10.5734.5%Hydro 0.150.5%Biomass 1.886.1%Nuclear 7.9225.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.2avgGeneration 27.6avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand36.6GW · 12:15
Low 21.0 · 02:55Avg 30.20–40 GW
Made in Great Britain91%of demand
Generation 27.6Transfers 2.7 GW
Net imports66GWh
In
69 Out
4
Zero-carbon share55%of generation
Nuclear 29%Hydro 1%Wind 17%Solar 9%

Transfers · Wed 1 Aug

Interconnectors and storage

On Wednesday 1 August 2018, Great Britain imported 69 GWh and exported 4 GWh through its interconnectors. The most came from France (43 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Wed 1 Aug
Imported
69GWh
Exported
4GWh
Net in
66GWh
Average net flow
2.73GW 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

Average1.78GWImporting

In 42.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.10GWImporting

In 5.9 GWhOut 3.5 GWh

Netherlands

BritNed

Average0.85GWImporting

In 20.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWPumping

Generated 5.3 GWhPumped 6.7 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.