Electricity Live

Great Britain’s electricity on Monday 30 September 2019

On Monday 30 September, demand averaged 31.9 GW. Renewables supplied 20%.

31.9GW AVERAGEWind5.16 GW16%Hydro0.52 GW2%Biomass1.64 GW5%Solar0.87 GW3%Gas14.76 GW46%Coal0.56 GW2%Imports2.47 GW8%Nuclear6.25 GW19%31.9GW AVERAGE16%46%8%19%
Price
£31.57/MWh
Day average £31.57
Demand31.9GW
Generation 29.7Transfers 2.1
Fossil fuels46%
Renewables20%
Other32%
Carbon intensityHigh
230g/kWh
0Day average 230300
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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 Monday 30 September 2019, gas supplied 46% of Great Britain’s electricity and nuclear 19%. Demand peaked at 40.6 GW at 19:00. Carbon intensity averaged 230 g/kWh and the price £31.57/MWh. Wind generation peaked at 10.2 GW at 23:55. Solar generation peaked at 4.0 GW at 11:30. Carbon intensity was lowest at 23:30 (102 g/kWh) and highest at 07:00 (288 g/kWh). The wholesale price ranged from £11.80/MWh at 03:00 to £45.68/MWh at 23:30. 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 0.872.7%Wind 5.1616.0%Gas 14.7645.8%Hydro 0.521.6%Biomass 1.645.1%Nuclear 6.2519.4%Coal 0.561.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.9avgGeneration 29.7avgTransfers 2.1avg
The day in figurespeaks, averages, totals
Peak demand40.6GW · 19:00
Low 20.7 · 04:00Avg 31.90–60 GW
Made in Great Britain93%of demand
Generation 29.7Transfers 2.1 GW
Net imports51GWh
In
56 Out
5
Zero-carbon share43%of generation
Nuclear 21%Hydro 2%Wind 17%Solar 3%

Transfers · Mon 30 Sept

Interconnectors and storage

On Monday 30 September 2019, Great Britain imported 56 GWh and exported 5 GWh through its interconnectors. The most came from France (21 GWh), and the most exports went to France (3 GWh).

All interconnectors

Mon 30 Sept
Imported
56GWh
Exported
5GWh
Net in
51GWh
Average net flow
2.11GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.69GWImporting

In 16.5 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.73GWImporting

In 20.8 GWhOut 3.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWImporting

In 6.7 GWhOut 1.0 GWh

Netherlands

BritNed

Average0.46GWImporting

In 11.6 GWhOut 0.6 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWGenerating

Generated 3.8 GWhPumped 3.2 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.