Electricity Live

Great Britain’s electricity on Sunday 4 March 2018

On Sunday 4 March, demand averaged 38.1 GW. Renewables supplied 19%.

38.1GW AVERAGEWind6.51 GW17%Hydro0.30 GW1%Biomass1.43 GW4%Solar0.63 GW2%Gas10.57 GW27%Coal8.94 GW23%Imports3.17 GW8%Nuclear7.35 GW19%38.1GW AVERAGE17%27%23%8%19%
Price
£68.20/MWh
Day average £68.20
Demand38.1GW
Generation 35.7Transfers 2.4
Fossil fuels27%
Renewables19%
Other31%
Carbon intensityVery high
384g/kWh
0Day average 384300
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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 Sunday 4 March 2018, gas supplied 27% of Great Britain’s electricity and coal 23%. Demand peaked at 46.6 GW at 18:10. Carbon intensity averaged 384 g/kWh and the price £68.20/MWh. Wind generation peaked at 8.0 GW at 00:00. Solar generation peaked at 2.4 GW at 12:00. Carbon intensity was lowest at 07:30 (347 g/kWh) and highest at 21:00 (415 g/kWh). The wholesale price ranged from £46.99/MWh at 23:00 to £108.45/MWh at 18:00. Gas made 30% of the electricity generated in Great Britain, compared with 42% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.631.6%Wind 6.5116.7%Gas 10.5727.2%Hydro 0.300.8%Biomass 1.433.7%Nuclear 7.3518.9%Coal 8.9423.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 38.1avgGeneration 35.7avgTransfers 2.4avg
The day in figurespeaks, averages, totals
Peak demand46.6GW · 18:10
Low 30.1 · 05:25Avg 38.10–60 GW
Made in Great Britain94%of demand
Generation 35.7Transfers 2.4 GW
Net imports65GWh
In
69 Out
4
Zero-carbon share41%of generation
Nuclear 21%Hydro 1%Wind 18%Solar 2%

Transfers · Sun 4 Mar

Interconnectors and storage

On Sunday 4 March 2018, Great Britain imported 69 GWh and exported 4 GWh through its interconnectors. The most came from France (47 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Sun 4 Mar
Imported
69GWh
Exported
4GWh
Net in
65GWh
Average net flow
2.70GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.96GWImporting

In 46.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.11GWExporting

In 1.4 GWhOut 3.9 GWh

Netherlands

BritNed

Average0.85GWImporting

In 20.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.32GWPumping

Generated 7.6 GWhPumped 15.3 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.