Electricity Live

Great Britain’s electricity on Wednesday 25 July 2018

On Wednesday 25 July, demand averaged 31.5 GW. Renewables supplied 14%.

31.5GW AVERAGEWind1.47 GW5%Hydro0.14 GW0%Biomass2.16 GW7%Solar2.83 GW9%Gas14.79 GW46%Coal0.03 GW0%Imports3.03 GW9%Nuclear7.51 GW23%31.5GW AVERAGE9%46%9%23%
Price
£54.45/MWh
Day average £54.45
Demand31.5GW
Generation 28.9Transfers 2.6
Fossil fuels46%
Renewables14%
Other40%
Carbon intensityModerate
256g/kWh
0Day average 256300
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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 25 July 2018, gas supplied 46% of Great Britain’s electricity and nuclear 23%. Demand peaked at 38.3 GW at 12:05. Carbon intensity averaged 256 g/kWh and the price £54.45/MWh. Wind generation peaked at 1.9 GW at 15:30. Solar generation peaked at 8.0 GW at 12:00. Carbon intensity was lowest at 05:00 (225 g/kWh) and highest at 07:30 (275 g/kWh). The wholesale price ranged from £45.09/MWh at 04:30 to £70.23/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 2.838.9%Wind 1.474.6%Gas 14.7946.3%Hydro 0.140.4%Biomass 2.166.8%Nuclear 7.5123.5%Coal 0.030.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.5avgGeneration 28.9avgTransfers 2.6avg
The day in figurespeaks, averages, totals
Peak demand38.3GW · 12:05
Low 21.9 · 04:55Avg 31.50–40 GW
Made in Great Britain92%of demand
Generation 28.9Transfers 2.6 GW
Net imports63GWh
In
67 Out
4
Zero-carbon share41%of generation
Nuclear 26%Hydro 0%Wind 5%Solar 10%

Transfers · Wed 25 Jul

Interconnectors and storage

On Wednesday 25 July 2018, Great Britain imported 67 GWh and exported 4 GWh through its interconnectors. The most came from France (45 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Wed 25 Jul
Imported
67GWh
Exported
4GWh
Net in
63GWh
Average net flow
2.63GW 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

Average1.88GWImporting

In 45.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.11GWImporting

In 6.7 GWhOut 4.0 GWh

Netherlands

BritNed

Average0.63GWImporting

In 15.3 GWhOut 0.2 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 5.5 GWhPumped 5.9 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.