Electricity Live

Great Britain’s electricity on Wednesday 15 May 2019

On Wednesday 15 May, demand averaged 31.5 GW. Renewables supplied 19%.

31.5GW AVERAGEWind2.61 GW8%Hydro0.14 GW0%Biomass2.23 GW7%Solar3.11 GW10%Gas13.97 GW44%Coal0.18 GW1%Imports3.29 GW10%Nuclear6.09 GW19%31.5GW AVERAGE8%7%10%44%10%19%
Price
£36.96/MWh
Day average £36.96
Demand31.5GW
Generation 28.3Transfers 3.2
Fossil fuels44%
Renewables19%
Other37%
Carbon intensityModerate
220g/kWh
0Day average 220300
Save as image
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 15 May 2019, gas supplied 44% of Great Britain’s electricity and nuclear 19%. Demand peaked at 37.1 GW at 12:00. Carbon intensity averaged 220 g/kWh and the price £36.96/MWh. Wind generation peaked at 4.3 GW at 23:55. Solar generation peaked at 9.1 GW at 12:30. Carbon intensity was lowest at 13:30 (179 g/kWh) and highest at 20:30 (263 g/kWh). The wholesale price ranged from £31.11/MWh at 02:30 to £47.67/MWh at 17:30. Gas made 49% 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 3.119.8%Wind 2.618.3%Gas 13.9744.2%Hydro 0.140.5%Biomass 2.237.1%Nuclear 6.0919.2%Coal 0.180.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.5avgGeneration 28.3avgTransfers 3.2avg
The day in figurespeaks, averages, totals
Peak demand37.1GW · 12:00
Low 22.6 · 03:55Avg 31.50–40 GW
Made in Great Britain90%of demand
Generation 28.3Transfers 3.2 GW
Net imports78GWh
In
78 Out
0
Zero-carbon share42%of generation
Nuclear 21%Hydro 1%Wind 9%Solar 11%

Transfers · Wed 15 May

Interconnectors and storage

On Wednesday 15 May 2019, Great Britain imported 78 GWh and exported 0 GWh through its interconnectors. The most came from France (46 GWh).

All interconnectors

Wed 15 May
Imported
78GWh
Exported
0GWh
Net in
78GWh
Average net flow
3.24GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.78GWImporting

In 18.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.90GWImporting

In 45.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.31GWImporting

In 7.6 GWhOut 0.1 GWh

Netherlands

BritNed

Average0.25GWImporting

In 5.9 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 1.1 GWhPumped 2.0 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.