Electricity Live

Great Britain’s electricity on Saturday 15 July 2023

On Saturday 15 July, demand averaged 25.1 GW. Renewables supplied 64%.

25.1GW AVERAGEWind15.01 GW54%Hydro0.21 GW1%Biomass1.16 GW4%Solar2.59 GW9%Gas3.30 GW12%Imports1.02 GW4%Nuclear4.47 GW16%25.1GW AVERAGE54%9%12%16%
Price
£25.63/MWh
Day average £25.63
Demand25.1GW
Generation 26.7Transfers −1.6
Fossil fuels12%
Renewables64%
Other24%
Carbon intensityLow
61g/kWh
0Day average 61300
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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

Records set on this day

All records

Key moments

On Saturday 15 July 2023, wind supplied 54% of Great Britain’s electricity and nuclear 16%. Demand peaked at 30.6 GW at 13:15. Carbon intensity averaged 61 g/kWh and the price £25.63/MWh. Wind generation peaked at 16.5 GW at 10:30. Solar generation peaked at 8.2 GW at 13:00. Carbon intensity was lowest at 15:30 (39 g/kWh) and highest at 23:30 (88 g/kWh). The wholesale price ranged from −£12.12/MWh at 03:00 to £75.12/MWh at 19:00. The price was below zero for 4.5 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 2.599.3%Wind 15.0154.1%Gas 3.3011.9%Hydro 0.210.8%Biomass 1.164.2%Nuclear 4.4716.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.1avgGeneration 26.7avgTransfers −1.6avg
The day in figurespeaks, averages, totals
Peak demand30.6GW · 13:15
Low 18.6 · 04:50Avg 25.10–40 GW
Made in Great Britain107%of demand
Generation 26.7Transfers −1.6 GW
Net exports37GWh
In
22 Out
59
Zero-carbon share83%of generation
Nuclear 17%Hydro 1%Wind 56%Solar 10%

Transfers · Sat 15 Jul

Interconnectors and storage

On Saturday 15 July 2023, Great Britain imported 22 GWh and exported 59 GWh through its interconnectors. The most came from France (6 GWh), and the most exports went to France (19 GWh).

All interconnectors

Sat 15 Jul
Imported
22GWh
Exported
59GWh
Net out
37GWh
Average net flow
1.55GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.03GWExporting

In 4.2 GWhOut 4.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.57GWExporting

In 5.6 GWhOut 19.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.53GWExporting

In 2.4 GWhOut 15.1 GWh

Netherlands

BritNed

Average0.14GWExporting

In 4.3 GWhOut 7.6 GWh

Norway

North Sea Link

Average0.29GWExporting

In 5.6 GWhOut 12.5 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWPumping

Generated 2.4 GWhPumped 4.5 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.