Electricity Live

Great Britain’s electricity on Thursday 21 March 2019

On Thursday 21 March, demand averaged 35.1 GW. Renewables supplied 18%.

35.1GW AVERAGEWind4.91 GW14%Hydro0.78 GW2%Biomass2.09 GW6%Solar0.90 GW3%Gas16.43 GW46%Coal0.62 GW2%Imports4.12 GW12%Nuclear5.87 GW16%35.1GW AVERAGE14%46%12%16%
Price
£47.55/MWh
Day average £47.55
Demand35.1GW
Generation 31.6Transfers 3.5
Fossil fuels46%
Renewables18%
Other34%
Carbon intensityModerate
244g/kWh
0Day average 244300
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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 Thursday 21 March 2019, gas supplied 46% of Great Britain’s electricity and nuclear 16%. Demand peaked at 41.8 GW at 18:45. Carbon intensity averaged 244 g/kWh and the price £47.55/MWh. Wind generation peaked at 8.5 GW at 00:00. Solar generation peaked at 3.2 GW at 10:30. Carbon intensity was lowest at 00:00 (178 g/kWh) and highest at 16:00 (300 g/kWh). The wholesale price ranged from £34.73/MWh at 02:30 to £71.13/MWh at 18:30. Gas made 52% of the electricity generated in Great Britain, compared with 43% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.902.5%Wind 4.9113.7%Gas 16.4346.0%Hydro 0.782.2%Biomass 2.095.9%Nuclear 5.8716.4%Coal 0.621.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.1avgGeneration 31.6avgTransfers 3.5avg
The day in figurespeaks, averages, totals
Peak demand41.8GW · 18:45
Low 25.0 · 03:55Avg 35.10–60 GW
Made in Great Britain90%of demand
Generation 31.6Transfers 3.5 GW
Net imports80GWh
In
88 Out
8
Zero-carbon share39%of generation
Nuclear 19%Hydro 2%Wind 16%Solar 3%

Transfers · Thu 21 Mar

Interconnectors and storage

On Thursday 21 March 2019, Great Britain imported 88 GWh and exported 8 GWh through its interconnectors. The most came from France (45 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Thu 21 Mar
Imported
88GWh
Exported
8GWh
Net in
80GWh
Average net flow
3.33GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.73GWImporting

In 17.6 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.89GWImporting

In 45.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.25GWExporting

In 2.4 GWhOut 8.4 GWh

Netherlands

BritNed

Average0.96GWImporting

In 22.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWGenerating

Generated 10.6 GWhPumped 6.9 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.