Electricity Live

Great Britain’s electricity on Saturday 11 March 2023

On Saturday 11 March, demand averaged 32.5 GW. Renewables supplied 23%.

32.5GW AVERAGEWind6.11 GW19%Hydro0.16 GW0%Biomass1.54 GW5%Solar1.38 GW4%Gas12.30 GW37%Coal0.44 GW1%Imports6.80 GW21%Nuclear4.09 GW12%32.5GW AVERAGE19%37%21%12%
Price
£137.52/MWh
Day average £137.52
Demand32.5GW
Generation 26.0Transfers 6.5
Fossil fuels37%
Renewables23%
Other38%
Carbon intensityHigh
186g/kWh
0Day average 186300
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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 11 March 2023, gas supplied 37% of Great Britain’s electricity and wind 19%. Demand peaked at 38.2 GW at 18:40. Carbon intensity averaged 186 g/kWh and the price £137.52/MWh. Wind generation peaked at 15.3 GW at 22:10. Solar generation peaked at 6.6 GW at 11:00. Carbon intensity was lowest at 23:30 (65 g/kWh) and highest at 06:00 (217 g/kWh). The wholesale price ranged from £84.04/MWh at 23:30 to £177.18/MWh at 18:00. Gas made 47% 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 1.384.2%Wind 6.1118.6%Gas 12.3037.5%Hydro 0.160.5%Biomass 1.544.7%Nuclear 4.0912.5%Coal 0.441.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.5avgGeneration 26.0avgTransfers 6.5avg
The day in figurespeaks, averages, totals
Peak demand38.2GW · 18:40
Low 25.3 · 04:30Avg 32.50–40 GW
Made in Great Britain80%of demand
Generation 26.0Transfers 6.5 GW
Net imports160GWh
In
160 Out
0
Zero-carbon share45%of generation
Nuclear 16%Hydro 1%Wind 23%Solar 5%

Transfers · Sat 11 Mar

Interconnectors and storage

On Saturday 11 March 2023, Great Britain imported 160 GWh and exported 0 GWh through its interconnectors. The most came from France (83 GWh).

All interconnectors

Sat 11 Mar
Imported
160GWh
Exported
0GWh
Net in
160GWh
Average net flow
6.66GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.72GWImporting

In 17.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.45GWImporting

In 82.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.34GWImporting

In 8.4 GWhOut 0.4 GWh

Netherlands

BritNed

Average0.84GWImporting

In 20.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.32GWImporting

In 31.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWPumping

Generated 3.1 GWhPumped 7.7 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.