Electricity Live

Great Britain’s electricity on Saturday 19 May 2018

On Saturday 19 May, demand averaged 28.1 GW. Renewables supplied 22%.

28.1GW AVERAGEWind2.78 GW10%Hydro0.29 GW1%Biomass2.19 GW8%Solar3.26 GW11%Gas11.36 GW40%Coal0.14 GW0%Imports2.53 GW9%Nuclear5.98 GW21%28.1GW AVERAGE10%8%11%40%9%21%
Price
£51.11/MWh
Day average £51.11
Demand28.1GW
Generation 26.0Transfers 2.1
Fossil fuels40%
Renewables22%
Other38%
Carbon intensityModerate
219g/kWh
0Day average 219300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Records set on this day

All records

Key moments

On Saturday 19 May 2018, gas supplied 40% of Great Britain’s electricity and nuclear 21%. Demand peaked at 33.6 GW at 10:30. Carbon intensity averaged 219 g/kWh and the price £51.11/MWh. Wind generation peaked at 5.2 GW at 23:55. Solar generation peaked at 9.3 GW at 12:30. Carbon intensity was lowest at 14:30 (148 g/kWh) and highest at 00:00 (295 g/kWh). The wholesale price ranged from £37.91/MWh at 16:00 to £76.68/MWh at 08:30. Gas made 44% 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 3.2611.4%Wind 2.789.7%Gas 11.3639.8%Hydro 0.291.0%Biomass 2.197.7%Nuclear 5.9821.0%Coal 0.140.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.1avgGeneration 26.0avgTransfers 2.1avg
The day in figurespeaks, averages, totals
Peak demand33.6GW · 10:30
Low 21.1 · 04:55Avg 28.10–40 GW
Made in Great Britain93%of demand
Generation 26.0Transfers 2.1 GW
Net imports52GWh
In
55 Out
3
Zero-carbon share47%of generation
Nuclear 23%Hydro 1%Wind 11%Solar 13%

Transfers · Sat 19 May

Interconnectors and storage

On Saturday 19 May 2018, Great Britain imported 55 GWh and exported 3 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Netherlands (3 GWh).

All interconnectors

Sat 19 May
Imported
55GWh
Exported
3GWh
Net in
52GWh
Average net flow
2.16GW 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

Average1.44GWImporting

In 34.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.35GWImporting

In 8.5 GWhOut 0.1 GWh

Netherlands

BritNed

Average0.36GWImporting

In 11.7 GWhOut 3.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 5.7 GWhPumped 8.1 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.