Electricity Live

Great Britain’s electricity on Saturday 14 December 2019

On Saturday 14 December, demand averaged 35.4 GW. Renewables supplied 43%.

35.4GW AVERAGEWind14.36 GW40%Hydro0.62 GW2%Biomass2.23 GW6%Solar0.52 GW1%Gas7.36 GW21%Coal0.98 GW3%Imports3.91 GW11%Nuclear5.92 GW16%35.4GW AVERAGE40%21%11%16%
Price
£36.94/MWh
Day average £36.94
Demand35.4GW
Generation 32.0Transfers 3.4
Fossil fuels21%
Renewables43%
Other34%
Carbon intensityLow
147g/kWh
0Day average 147300
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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 Saturday 14 December 2019, wind supplied 40% of Great Britain’s electricity and gas 21%. Demand peaked at 43.7 GW at 17:25. Carbon intensity averaged 147 g/kWh and the price £36.94/MWh. Wind generation peaked at 16.3 GW at 12:05. Solar generation peaked at 3.3 GW at 12:00. Carbon intensity was lowest at 03:30 (103 g/kWh) and highest at 18:30 (192 g/kWh). The wholesale price ranged from £15.05/MWh at 04:30 to £52.94/MWh at 23:00. Wind made 45% of the electricity generated in Great Britain, compared with 22% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.521.5%Wind 14.3640.0%Gas 7.3620.5%Hydro 0.621.7%Biomass 2.236.2%Nuclear 5.9216.5%Coal 0.982.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.4avgGeneration 32.0avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand43.7GW · 17:25
Low 26.1 · 04:55Avg 35.40–60 GW
Made in Great Britain90%of demand
Generation 32.0Transfers 3.4 GW
Net imports84GWh
In
88 Out
4
Zero-carbon share67%of generation
Nuclear 18%Hydro 2%Wind 45%Solar 2%

Transfers · Sat 14 Dec

Interconnectors and storage

On Saturday 14 December 2019, Great Britain imported 88 GWh and exported 4 GWh through its interconnectors. The most came from France (43 GWh), and the most exports went to Ireland (3 GWh).

All interconnectors

Sat 14 Dec
Imported
88GWh
Exported
4GWh
Net in
84GWh
Average net flow
3.50GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.81GWImporting

In 19.6 GWhOut 0.3 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.79GWImporting

In 42.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.18GWImporting

In 7.3 GWhOut 3.1 GWh

Netherlands

BritNed

Average0.73GWImporting

In 18.2 GWhOut 0.7 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 5.9 GWhPumped 8.7 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.