Electricity Live

Great Britain’s electricity on Saturday 14 September 2019

On Saturday 14 September, demand averaged 27.4 GW. Renewables supplied 37%.

27.4GW AVERAGEWind7.68 GW28%Hydro0.45 GW2%Biomass1.33 GW5%Solar2.25 GW8%Gas6.76 GW24%Coal0.13 GW0%Imports2.63 GW10%Nuclear6.49 GW23%27.4GW AVERAGE28%8%24%10%23%
Price
£36.42/MWh
Day average £36.42
Demand27.4GW
Generation 25.1Transfers 2.3
Fossil fuels24%
Renewables37%
Other38%
Carbon intensityLow
142g/kWh
0Day average 142300
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 Saturday 14 September 2019, wind supplied 28% of Great Britain’s electricity and gas 24%. Demand peaked at 32.5 GW at 11:00. Carbon intensity averaged 142 g/kWh and the price £36.42/MWh. Wind generation peaked at 10.6 GW at 22:25. Solar generation peaked at 7.7 GW at 12:00. Carbon intensity was lowest at 12:30 (92 g/kWh) and highest at 00:00 (182 g/kWh). The wholesale price ranged from £22.34/MWh at 23:30 to £48.42/MWh at 08:00. Wind made 31% of the electricity generated in Great Britain, compared with 22% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.258.1%Wind 7.6827.7%Gas 6.7624.4%Hydro 0.451.6%Biomass 1.334.8%Nuclear 6.4923.4%Coal 0.130.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.4avgGeneration 25.1avgTransfers 2.3avg
The day in figurespeaks, averages, totals
Peak demand32.5GW · 11:00
Low 20.4 · 03:50Avg 27.40–40 GW
Made in Great Britain91%of demand
Generation 25.1Transfers 2.3 GW
Net imports61GWh
In
62 Out
1
Zero-carbon share67%of generation
Nuclear 26%Hydro 2%Wind 31%Solar 9%

Transfers · Sat 14 Sept

Interconnectors and storage

On Saturday 14 September 2019, Great Britain imported 62 GWh and exported 1 GWh through its interconnectors. The most came from France (29 GWh).

All interconnectors

Sat 14 Sept
Imported
62GWh
Exported
1GWh
Net in
61GWh
Average net flow
2.56GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.51GWImporting

In 12.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.22GWImporting

In 29.5 GWhOut 0.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.34GWImporting

In 8.6 GWhOut 0.3 GWh

Netherlands

BritNed

Average0.49GWImporting

In 11.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.22GWPumping

Generated 1.3 GWhPumped 6.7 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.