Electricity Live

Great Britain’s electricity on Saturday 29 April 2023

On Saturday 29 April, demand averaged 26.8 GW. Renewables supplied 16%.

26.8GW AVERAGEWind1.57 GW6%Hydro0.19 GW1%Biomass0.96 GW3%Solar2.54 GW9%Gas12.69 GW46%Imports5.83 GW21%Nuclear3.77 GW14%26.8GW AVERAGE9%46%21%14%
Price
£96.44/MWh
Day average £96.44
Demand26.8GW
Generation 21.7Transfers 5.1
Fossil fuels46%
Renewables16%
Other38%
Carbon intensityHigh
208g/kWh
0Day average 208300
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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

Key moments

On Saturday 29 April 2023, gas supplied 46% of Great Britain’s electricity and nuclear 14%. Demand peaked at 31.7 GW at 12:00. Carbon intensity averaged 208 g/kWh and the price £96.44/MWh. Wind generation peaked at 3.2 GW at 23:55. Solar generation peaked at 7.9 GW at 12:00. Carbon intensity was lowest at 13:30 (166 g/kWh) and highest at 04:30 (244 g/kWh). The wholesale price ranged from £79.84/MWh at 14:00 to £117.54/MWh at 20:00. Gas made 58% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.549.2%Wind 1.575.7%Gas 12.6946.1%Hydro 0.190.7%Biomass 0.963.5%Nuclear 3.7713.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.8avgGeneration 21.7avgTransfers 5.1avg
The day in figurespeaks, averages, totals
Peak demand31.7GW · 12:00
Low 20.8 · 04:35Avg 26.80–40 GW
Made in Great Britain81%of demand
Generation 21.7Transfers 5.1 GW
Net imports126GWh
In
138 Out
12
Zero-carbon share37%of generation
Nuclear 17%Hydro 1%Wind 7%Solar 12%

Transfers · Sat 29 Apr

Interconnectors and storage

On Saturday 29 April 2023, Great Britain imported 138 GWh and exported 12 GWh through its interconnectors. The most came from France (76 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Sat 29 Apr
Imported
138GWh
Exported
12GWh
Net in
126GWh
Average net flow
5.24GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.51GWImporting

In 12.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.15GWImporting

In 75.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.49GWExporting

In 0.0 GWhOut 11.8 GWh

Netherlands

BritNed

Average0.81GWImporting

In 19.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.27GWImporting

In 30.4 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.18GWPumping

Generated 2.2 GWhPumped 6.6 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.