Electricity Live

Great Britain’s electricity on Friday 17 January 2025

On Friday 17 January, demand averaged 35.9 GW. Renewables supplied 29%.

35.9GW AVERAGEWind10.15 GW27%Hydro0.53 GW1%Biomass2.49 GW7%Solar0.35 GW1%Gas19.11 GW50%Imports2.11 GW6%Nuclear3.52 GW9%35.9GW AVERAGE27%50%9%
Price
£116.46/MWh
Day average £116.46
Demand35.9GW
Generation 36.1Transfers −0.3
Fossil fuels50%
Renewables29%
Other21%
Carbon intensityHigh
209g/kWh
0Day average 209300
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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 Friday 17 January 2025, gas supplied 50% of Great Britain’s electricity and wind 27%. Demand peaked at 42.9 GW at 12:10. Carbon intensity averaged 209 g/kWh and the price £116.46/MWh. Wind generation peaked at 13.3 GW at 08:05. Solar generation peaked at 1.9 GW at 11:30. Carbon intensity was lowest at 03:00 (153 g/kWh) and highest at 20:00 (248 g/kWh). The wholesale price ranged from £88.95/MWh at 04:00 to £157.73/MWh at 17:00. Gas made 53% of the electricity generated in Great Britain, compared with 32% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.350.9%Wind 10.1526.5%Gas 19.1149.9%Hydro 0.531.4%Biomass 2.496.5%Nuclear 3.529.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.9avgGeneration 36.1avgTransfers −0.3avg
The day in figurespeaks, averages, totals
Peak demand42.9GW · 12:10
Low 27.0 · 04:30Avg 35.90–60 GW
Made in Great Britain101%of demand
Generation 36.1Transfers −0.3 GW
Net exports2GWh
In
47 Out
49
Zero-carbon share40%of generation
Nuclear 10%Hydro 1%Wind 28%Solar 1%

Transfers · Fri 17 Jan

Interconnectors and storage

On Friday 17 January 2025, Great Britain imported 47 GWh and exported 49 GWh through its interconnectors. The most came from Norway (24 GWh), and the most exports went to France (26 GWh).

All interconnectors

Fri 17 Jan
Imported
47GWh
Exported
49GWh
Net out
2GWh
Average net flow
0.09GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.93GWExporting

In 0.0 GWhOut 22.3 GWh

Denmark

Viking Link

Average0.51GWImporting

In 12.6 GWhOut 0.4 GWh

France

IFA · IFA2 · ElecLink

Average0.85GWExporting

In 5.8 GWhOut 26.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.18GWImporting

In 4.7 GWhOut 0.4 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.00GWImporting

In 23.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWPumping

Generated 3.6 GWhPumped 8.2 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.