Electricity Live

Great Britain’s electricity on Tuesday 23 April 2019

On Tuesday 23 April, demand averaged 30.9 GW. Renewables supplied 31%.

30.9GW AVERAGEWind7.73 GW25%Hydro0.18 GW1%Biomass1.92 GW6%Solar1.82 GW6%Gas10.54 GW34%Coal0.86 GW3%Imports2.13 GW7%Nuclear6.27 GW20%30.9GW AVERAGE25%34%20%
Price
£38.11/MWh
Day average £38.11
Demand30.9GW
Generation 29.3Transfers 1.6
Fossil fuels34%
Renewables31%
Other33%
Carbon intensityModerate
195g/kWh
0Day average 195300
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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 Tuesday 23 April 2019, gas supplied 34% of Great Britain’s electricity and wind 25%. Demand peaked at 37.3 GW at 12:00. Carbon intensity averaged 195 g/kWh and the price £38.11/MWh. Wind generation peaked at 9.1 GW at 15:45. Solar generation peaked at 6.2 GW at 13:00. Carbon intensity was lowest at 00:30 (132 g/kWh) and highest at 07:00 (237 g/kWh). The wholesale price ranged from £29.19/MWh at 04:00 to £52.10/MWh at 09:00. Gas made 36% 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 1.825.8%Wind 7.7324.6%Gas 10.5433.5%Hydro 0.180.6%Biomass 1.926.1%Nuclear 6.2719.9%Coal 0.862.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.9avgGeneration 29.3avgTransfers 1.6avg
The day in figurespeaks, averages, totals
Peak demand37.3GW · 12:00
Low 20.9 · 03:50Avg 30.90–40 GW
Made in Great Britain95%of demand
Generation 29.3Transfers 1.6 GW
Net imports39GWh
In
48 Out
10
Zero-carbon share55%of generation
Nuclear 21%Hydro 1%Wind 26%Solar 6%

Transfers · Tue 23 Apr

Interconnectors and storage

On Tuesday 23 April 2019, Great Britain imported 48 GWh and exported 10 GWh through its interconnectors. The most came from France (19 GWh), and the most exports went to Ireland (10 GWh).

All interconnectors

Tue 23 Apr
Imported
48GWh
Exported
10GWh
Net in
39GWh
Average net flow
1.62GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.53GWImporting

In 12.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.80GWImporting

In 19.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.39GWExporting

In 0.2 GWhOut 9.7 GWh

Netherlands

BritNed

Average0.67GWImporting

In 16.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWPumping

Generated 2.8 GWhPumped 3.4 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.