Electricity Live

Great Britain’s electricity on Wednesday 7 March 2018

On Wednesday 7 March, demand averaged 39.8 GW. Renewables supplied 12%.

39.8GW AVERAGEWind3.38 GW8%Hydro0.26 GW1%Biomass1.34 GW3%Solar1.34 GW3%Gas18.13 GW45%Coal5.06 GW13%Imports2.88 GW7%Nuclear8.02 GW20%39.8GW AVERAGE8%45%13%7%20%
Price
£56.46/MWh
Day average £56.46
Demand39.8GW
Generation 37.5Transfers 2.2
Fossil fuels45%
Renewables12%
Other30%
Carbon intensityHigh
348g/kWh
0Day average 348300
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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 Wednesday 7 March 2018, gas supplied 45% of Great Britain’s electricity and nuclear 20%. Demand peaked at 48.0 GW at 18:35. Carbon intensity averaged 348 g/kWh and the price £56.46/MWh. Wind generation peaked at 5.8 GW at 22:40. Solar generation peaked at 5.1 GW at 11:30. Carbon intensity was lowest at 23:00 (266 g/kWh) and highest at 19:00 (405 g/kWh). The wholesale price ranged from £41.75/MWh at 23:30 to £83.97/MWh at 18:30. Gas made 48% 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 1.343.3%Wind 3.388.4%Gas 18.1344.9%Hydro 0.260.7%Biomass 1.343.3%Nuclear 8.0219.8%Coal 5.0612.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 39.8avgGeneration 37.5avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand48.0GW · 18:35
Low 29.5 · 04:25Avg 39.80–60 GW
Made in Great Britain94%of demand
Generation 37.5Transfers 2.2 GW
Net imports56GWh
In
61 Out
5
Zero-carbon share35%of generation
Nuclear 21%Hydro 1%Wind 9%Solar 4%

Transfers · Wed 7 Mar

Interconnectors and storage

On Wednesday 7 March 2018, Great Britain imported 61 GWh and exported 5 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Wed 7 Mar
Imported
61GWh
Exported
5GWh
Net in
56GWh
Average net flow
2.33GW 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

Average1.48GWImporting

In 35.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWExporting

In 2.5 GWhOut 5.5 GWh

Netherlands

BritNed

Average0.97GWImporting

In 23.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 7.8 GWhPumped 9.8 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.