Electricity Live

Great Britain’s electricity on Saturday 18 February 2023

On Saturday 18 February, demand averaged 28.6 GW. Renewables supplied 50%.

28.6GW AVERAGEWind13.55 GW46%Hydro0.57 GW2%Biomass1.64 GW6%Solar0.57 GW2%Gas4.76 GW16%Coal0.16 GW1%Imports6.18 GW21%Nuclear2.24 GW8%28.6GW AVERAGE46%16%21%8%
Price
£108.49/MWh
Day average £108.49
Demand28.6GW
Generation 23.5Transfers 5.2
Fossil fuels16%
Renewables50%
Other34%
Carbon intensityLow
94g/kWh
0Day average 94300
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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 18 February 2023, wind supplied 46% of Great Britain’s electricity and gas 16%. Demand peaked at 35.0 GW at 17:50. Carbon intensity averaged 94 g/kWh and the price £108.49/MWh. Wind generation peaked at 16.7 GW at 04:50. Solar generation peaked at 2.7 GW at 11:30. Carbon intensity was lowest at 09:30 (70 g/kWh) and highest at 18:00 (133 g/kWh). The wholesale price ranged from £45.14/MWh at 03:30 to £179.30/MWh at 17:30. Wind made 58% 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 0.571.9%Wind 13.5545.7%Gas 4.7616.0%Hydro 0.571.9%Biomass 1.645.5%Nuclear 2.247.5%Coal 0.160.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.6avgGeneration 23.5avgTransfers 5.2avg
The day in figurespeaks, averages, totals
Peak demand35.0GW · 17:50
Low 21.5 · 04:55Avg 28.60–40 GW
Made in Great Britain82%of demand
Generation 23.5Transfers 5.2 GW
Net imports127GWh
In
139 Out
12
Zero-carbon share72%of generation
Nuclear 10%Hydro 2%Wind 58%Solar 2%

Transfers · Sat 18 Feb

Interconnectors and storage

On Saturday 18 February 2023, Great Britain imported 139 GWh and exported 12 GWh through its interconnectors. The most came from France (62 GWh), and the most exports went to France (8 GWh).

All interconnectors

Sat 18 Feb
Imported
139GWh
Exported
12GWh
Net in
127GWh
Average net flow
5.30GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.70GWImporting

In 17.4 GWhOut 0.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.27GWImporting

In 62.4 GWhOut 7.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.22GWImporting

In 8.4 GWhOut 3.1 GWh

Netherlands

BritNed

Average0.96GWImporting

In 23.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.16GWImporting

In 27.7 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.15GWPumping

Generated 9.3 GWhPumped 12.9 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.