Electricity Live

Great Britain’s electricity on Sunday 30 July 2023

On Sunday 30 July, demand averaged 23.8 GW. Renewables supplied 57%.

23.8GW AVERAGEWind13.07 GW50%Hydro0.19 GW1%Biomass0.76 GW3%Solar1.58 GW6%Gas4.66 GW18%Coal0.18 GW1%Imports2.79 GW11%Nuclear2.91 GW11%23.8GW AVERAGE50%18%11%11%
Price
£49.36/MWh
Day average £49.36
Demand23.8GW
Generation 23.3Transfers 0.4
Fossil fuels18%
Renewables57%
Other25%
Carbon intensityLow
97g/kWh
0Day average 97300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

On the record lists

All records

Key moments

On Sunday 30 July 2023, wind supplied 50% of Great Britain’s electricity and gas 18%. Demand peaked at 28.9 GW at 12:05. Carbon intensity averaged 97 g/kWh and the price £49.36/MWh. Wind generation peaked at 16.7 GW at 10:55. Solar generation peaked at 4.9 GW at 12:00. Carbon intensity was lowest at 09:00 (79 g/kWh) and highest at 20:30 (130 g/kWh). The wholesale price ranged from −£3.69/MWh at 11:00 to £96.20/MWh at 17:30. The price was below zero for 2.5 hours. Wind made 56% 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 1.586.0%Wind 13.0750.0%Gas 4.6617.8%Hydro 0.190.7%Biomass 0.762.9%Nuclear 2.9111.1%Coal 0.180.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 23.8avgGeneration 23.3avgTransfers 0.4avg
The day in figurespeaks, averages, totals
Peak demand28.9GW · 12:05
Low 17.0 · 05:20Avg 23.80–30 GW
Made in Great Britain98%of demand
Generation 23.3Transfers 0.4 GW
Net imports16GWh
In
65 Out
49
Zero-carbon share76%of generation
Nuclear 12%Hydro 1%Wind 56%Solar 7%

Transfers · Sun 30 Jul

Interconnectors and storage

On Sunday 30 July 2023, Great Britain imported 65 GWh and exported 49 GWh through its interconnectors. The most came from France (24 GWh), and the most exports went to France (19 GWh).

All interconnectors

Sun 30 Jul
Imported
65GWh
Exported
49GWh
Net in
16GWh
Average net flow
0.67GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.41GWImporting

In 12.4 GWhOut 2.6 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.21GWImporting

In 23.9 GWhOut 18.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.61GWExporting

In 0.2 GWhOut 14.8 GWh

Netherlands

BritNed

Average0.38GWImporting

In 13.4 GWhOut 4.3 GWh

Norway

North Sea Link

Average0.28GWImporting

In 15.2 GWhOut 8.4 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.23GWPumping

Generated 1.8 GWhPumped 7.3 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.