Electricity Live

Great Britain’s electricity on Tuesday 13 July 2021

On Tuesday 13 July, demand averaged 29.5 GW. Renewables supplied 18%.

29.5GW AVERAGEWind3.11 GW10%Hydro0.15 GW0%Biomass2.32 GW8%Solar2.09 GW7%Gas12.74 GW42%Coal0.61 GW2%Imports4.37 GW14%Nuclear4.93 GW16%29.5GW AVERAGE10%8%42%14%16%
Price
£89.61/MWh
Day average £89.61
Demand29.5GW
Generation 25.9Transfers 3.6
Fossil fuels42%
Renewables18%
Other38%
Carbon intensityModerate
213g/kWh
0Day average 213300
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 Tuesday 13 July 2021, gas supplied 42% of Great Britain’s electricity and nuclear 16%. Demand peaked at 35.7 GW at 17:25. Carbon intensity averaged 213 g/kWh and the price £89.61/MWh. Wind generation peaked at 5.4 GW at 18:30. Solar generation peaked at 6.1 GW at 14:00. Carbon intensity was lowest at 15:00 (191 g/kWh) and highest at 07:30 (242 g/kWh). The wholesale price ranged from £71.61/MWh at 00:00 to £110.20/MWh at 07:30. Gas made 49% 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 2.096.9%Wind 3.1110.3%Gas 12.7442.0%Hydro 0.150.5%Biomass 2.327.7%Nuclear 4.9316.3%Coal 0.612.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.5avgGeneration 25.9avgTransfers 3.6avg
The day in figurespeaks, averages, totals
Peak demand35.7GW · 17:25
Low 20.5 · 04:45Avg 29.50–40 GW
Made in Great Britain88%of demand
Generation 25.9Transfers 3.6 GW
Net imports90GWh
In
102 Out
12
Zero-carbon share40%of generation
Nuclear 19%Hydro 1%Wind 12%Solar 8%

Transfers · Tue 13 Jul

Interconnectors and storage

On Tuesday 13 July 2021, Great Britain imported 102 GWh and exported 12 GWh through its interconnectors. The most came from France (62 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Tue 13 Jul
Imported
102GWh
Exported
12GWh
Net in
90GWh
Average net flow
3.75GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.92GWImporting

In 22.2 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

Average0.51GWExporting

In 0.0 GWhOut 12.3 GWh

Netherlands

BritNed

Average0.75GWImporting

In 18.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.18GWPumping

Generated 2.7 GWhPumped 6.9 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.