Electricity Live

Great Britain’s electricity on Wednesday 22 May 2019

On Wednesday 22 May, demand averaged 31.3 GW. Renewables supplied 20%.

31.3GW AVERAGEWind3.70 GW11%Hydro0.12 GW0%Biomass2.12 GW7%Solar2.75 GW9%Gas14.40 GW45%Imports3.69 GW11%Nuclear5.46 GW17%31.3GW AVERAGE11%9%45%11%17%
Price
£38.76/MWh
Day average £38.76
Demand31.3GW
Generation 28.6Transfers 2.8
Fossil fuels45%
Renewables20%
Other35%
Carbon intensityModerate
222g/kWh
0Day average 222300
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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 22 May 2019, gas supplied 45% of Great Britain’s electricity and nuclear 17%. Demand peaked at 38.0 GW at 13:00. Carbon intensity averaged 222 g/kWh and the price £38.76/MWh. Wind generation peaked at 5.8 GW at 18:55. Solar generation peaked at 7.4 GW at 13:00. Carbon intensity was lowest at 14:30 (129 g/kWh) and highest at 06:30 (259 g/kWh). The wholesale price ranged from £29.61/MWh at 05:30 to £59.74/MWh at 08:00. Gas made 50% of the electricity generated in Great Britain, compared with 43% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.758.5%Wind 3.7011.5%Gas 14.4044.7%Hydro 0.120.4%Biomass 2.126.6%Nuclear 5.4616.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.3avgGeneration 28.6avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand38.0GW · 13:00
Low 22.0 · 03:50Avg 31.30–40 GW
Made in Great Britain91%of demand
Generation 28.6Transfers 2.8 GW
Net imports70GWh
In
87 Out
17
Zero-carbon share42%of generation
Nuclear 19%Hydro 0%Wind 13%Solar 10%

Transfers · Wed 22 May

Interconnectors and storage

On Wednesday 22 May 2019, Great Britain imported 87 GWh and exported 17 GWh through its interconnectors. The most came from France (46 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Wed 22 May
Imported
87GWh
Exported
17GWh
Net in
70GWh
Average net flow
2.92GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.88GWImporting

In 21.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.91GWImporting

In 45.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.71GWExporting

In 0.0 GWhOut 17.0 GWh

Netherlands

BritNed

Average0.84GWImporting

In 20.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.17GWPumping

Generated 1.4 GWhPumped 5.5 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.