Electricity Live

Great Britain’s electricity on Wednesday 1 May 2019

On Wednesday 1 May, demand averaged 32.3 GW. Renewables supplied 8%.

32.3GW AVERAGEWind0.93 GW3%Hydro0.16 GW0%Biomass2.26 GW7%Solar1.42 GW4%Gas18.18 GW55%Coal0.04 GW0%Imports3.60 GW11%Nuclear6.41 GW19%32.3GW AVERAGE55%11%19%
Price
£42.98/MWh
Day average £42.98
Demand32.3GW
Generation 29.4Transfers 2.9
Fossil fuels55%
Renewables8%
Other37%
Carbon intensityHigh
270g/kWh
0Day average 270300
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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 May 2019, gas supplied 55% of Great Britain’s electricity and nuclear 19%. Demand peaked at 37.4 GW at 09:30. Carbon intensity averaged 270 g/kWh and the price £42.98/MWh. Wind generation peaked at 2.4 GW at 23:55. Solar generation peaked at 4.2 GW at 11:00. Carbon intensity was lowest at 23:30 (225 g/kWh) and highest at 06:30 (293 g/kWh). The wholesale price ranged from £32.14/MWh at 00:30 to £59.88/MWh at 07:30. Gas made 62% 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 1.424.3%Wind 0.932.8%Gas 18.1855.1%Hydro 0.160.5%Biomass 2.266.8%Nuclear 6.4119.4%Coal 0.040.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.3avgGeneration 29.4avgTransfers 2.9avg
The day in figurespeaks, averages, totals
Peak demand37.4GW · 09:30
Low 23.2 · 02:25Avg 32.30–40 GW
Made in Great Britain91%of demand
Generation 29.4Transfers 2.9 GW
Net imports71GWh
In
82 Out
11
Zero-carbon share30%of generation
Nuclear 22%Hydro 1%Wind 3%Solar 5%

Transfers · Wed 1 May

Interconnectors and storage

On Wednesday 1 May 2019, Great Britain imported 82 GWh and exported 11 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Wed 1 May
Imported
82GWh
Exported
11GWh
Net in
71GWh
Average net flow
2.97GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.95GWImporting

In 22.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.48GWImporting

In 35.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.44GWExporting

In 0.0 GWhOut 10.6 GWh

Netherlands

BritNed

Average0.99GWImporting

In 23.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.04GWPumping

Generated 4.5 GWhPumped 5.3 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.