Electricity Live

Great Britain’s electricity on Sunday 23 July 2023

On Sunday 23 July, demand averaged 24.3 GW. Renewables supplied 53%.

24.3GW AVERAGEWind11.44 GW44%Hydro0.18 GW1%Biomass0.62 GW2%Solar2.17 GW8%Gas4.14 GW16%Coal0.24 GW1%Imports3.48 GW13%Nuclear3.75 GW14%24.3GW AVERAGE44%8%16%13%14%
Price
£21.04/MWh
Day average £21.04
Demand24.3GW
Generation 22.5Transfers 1.7
Fossil fuels16%
Renewables53%
Other30%
Carbon intensityLow
88g/kWh
0Day average 88300
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 Sunday 23 July 2023, wind supplied 44% of Great Britain’s electricity and gas 16%. Demand peaked at 29.5 GW at 12:20. Carbon intensity averaged 88 g/kWh and the price £21.04/MWh. Wind generation peaked at 14.6 GW at 06:45. Solar generation peaked at 6.6 GW at 13:00. Carbon intensity was lowest at 12:30 (54 g/kWh) and highest at 20:30 (132 g/kWh). The wholesale price ranged from −£39.25/MWh at 06:00 to £87.45/MWh at 21:00. The price was below zero for 10 hours. Wind made 51% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.178.3%Wind 11.4444.0%Gas 4.1415.9%Hydro 0.180.7%Biomass 0.622.4%Nuclear 3.7514.4%Coal 0.240.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 24.3avgGeneration 22.5avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand29.5GW · 12:20
Low 17.8 · 05:00Avg 24.30–30 GW
Made in Great Britain93%of demand
Generation 22.5Transfers 1.7 GW
Net imports51GWh
In
83 Out
32
Zero-carbon share78%of generation
Nuclear 17%Hydro 1%Wind 51%Solar 10%

Transfers · Sun 23 Jul

Interconnectors and storage

On Sunday 23 July 2023, Great Britain imported 83 GWh and exported 32 GWh through its interconnectors. The most came from France (45 GWh), and the most exports went to Ireland (18 GWh).

All interconnectors

Sun 23 Jul
Imported
83GWh
Exported
32GWh
Net in
51GWh
Average net flow
2.14GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.29GWImporting

In 9.0 GWhOut 2.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.78GWImporting

In 44.7 GWhOut 2.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.73GWExporting

In 0.0 GWhOut 17.6 GWh

Netherlands

BritNed

Average0.03GWExporting

In 7.6 GWhOut 8.3 GWh

Norway

North Sea Link

Average0.83GWImporting

In 21.8 GWhOut 1.9 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.41GWPumping

Generated 0.5 GWhPumped 10.4 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.