Electricity Live

Great Britain’s electricity on Saturday 10 July 2021

On Saturday 10 July, demand averaged 26.3 GW. Renewables supplied 8%.

26.3GW AVERAGEWind0.70 GW3%Hydro0.14 GW1%Biomass1.75 GW6%Solar1.46 GW5%Gas13.00 GW48%Coal0.93 GW3%Imports4.67 GW17%Nuclear4.68 GW17%26.3GW AVERAGE48%17%17%
Price
£101.85/MWh
Day average £101.85
Demand26.3GW
Generation 22.7Transfers 3.6
Fossil fuels48%
Renewables8%
Other41%
Carbon intensityHigh
252g/kWh
0Day average 252300
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 10 July 2021, gas supplied 48% of Great Britain’s electricity and nuclear 17%. Demand peaked at 30.9 GW at 12:25. Carbon intensity averaged 252 g/kWh and the price £101.85/MWh. Wind generation peaked at 0.9 GW at 01:45. Solar generation peaked at 4.1 GW at 12:00. Carbon intensity was lowest at 13:30 (238 g/kWh) and highest at 22:30 (274 g/kWh). The wholesale price ranged from £77.07/MWh at 06:30 to £123.95/MWh at 19:30. Gas made 57% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.465.3%Wind 0.702.6%Gas 13.0047.6%Hydro 0.140.5%Biomass 1.756.4%Nuclear 4.6817.1%Coal 0.933.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.3avgGeneration 22.7avgTransfers 3.6avg
The day in figurespeaks, averages, totals
Peak demand30.9GW · 12:25
Low 19.6 · 04:50Avg 26.30–40 GW
Made in Great Britain86%of demand
Generation 22.7Transfers 3.6 GW
Net imports89GWh
In
107 Out
18
Zero-carbon share31%of generation
Nuclear 21%Hydro 1%Wind 3%Solar 6%

Transfers · Sat 10 Jul

Interconnectors and storage

On Saturday 10 July 2021, Great Britain imported 107 GWh and exported 18 GWh through its interconnectors. The most came from France (62 GWh), and the most exports went to Ireland (18 GWh).

All interconnectors

Sat 10 Jul
Imported
107GWh
Exported
18GWh
Net in
89GWh
Average net flow
3.72GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.93GWImporting

In 22.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.58GWImporting

In 62.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.73GWExporting

In 0.0 GWhOut 17.5 GWh

Netherlands

BritNed

Average0.93GWImporting

In 22.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWPumping

Generated 5.3 GWhPumped 7.4 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.