Electricity Live

Great Britain’s electricity on Saturday 20 April 2019

On Saturday 20 April, demand averaged 27.5 GW. Renewables supplied 19%.

27.5GW AVERAGEWind2.45 GW9%Hydro0.21 GW1%Biomass1.12 GW4%Solar2.83 GW10%Gas13.34 GW47%Imports2.03 GW7%Nuclear6.17 GW22%27.5GW AVERAGE9%10%47%7%22%
Price
£43.81/MWh
Day average £43.81
Demand27.5GW
Generation 26.1Transfers 1.4
Fossil fuels47%
Renewables19%
Other33%
Carbon intensityModerate
205g/kWh
0Day average 205300
Save as image
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 20 April 2019, gas supplied 47% of Great Britain’s electricity and nuclear 22%. Demand peaked at 32.1 GW at 11:00. Carbon intensity averaged 205 g/kWh and the price £43.81/MWh. Wind generation peaked at 3.7 GW at 01:10. Solar generation peaked at 8.7 GW at 13:00. Carbon intensity was lowest at 16:00 (166 g/kWh) and highest at 23:00 (255 g/kWh). The wholesale price ranged from £33.70/MWh at 14:30 to £64.00/MWh at 20:30. Gas made 51% 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 2.8310.0%Wind 2.458.7%Gas 13.3447.4%Hydro 0.210.7%Biomass 1.124.0%Nuclear 6.1721.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.5avgGeneration 26.1avgTransfers 1.4avg
The day in figurespeaks, averages, totals
Peak demand32.1GW · 11:00
Low 21.5 · 04:40Avg 27.50–40 GW
Made in Great Britain95%of demand
Generation 26.1Transfers 1.4 GW
Net imports34GWh
In
45 Out
11
Zero-carbon share45%of generation
Nuclear 24%Hydro 1%Wind 9%Solar 11%

Transfers · Sat 20 Apr

Interconnectors and storage

On Saturday 20 April 2019, Great Britain imported 45 GWh and exported 11 GWh through its interconnectors. The most came from France (18 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Sat 20 Apr
Imported
45GWh
Exported
11GWh
Net in
34GWh
Average net flow
1.40GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.46GWImporting

In 11.1 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.74GWImporting

In 17.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.47GWExporting

In 0.0 GWhOut 11.2 GWh

Netherlands

BritNed

Average0.67GWImporting

In 16.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 3.9 GWhPumped 4.5 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.