Electricity Live

Great Britain’s electricity on Wednesday 13 December 2017

On Wednesday 13 December, demand averaged 42.0 GW. Renewables supplied 25%.

42.0GW AVERAGEWind10.32 GW24%Hydro0.45 GW1%Biomass1.93 GW4%Solar0.14 GW0%Gas14.36 GW33%Coal7.75 GW18%Imports2.12 GW5%Nuclear5.93 GW14%42.0GW AVERAGE24%33%18%14%
Price
£65.43/MWh
Day average £65.43
Demand42.0GW
Generation 40.9Transfers 1.2
Fossil fuels33%
Renewables25%
Other23%
Carbon intensityHigh
354g/kWh
0Day average 354300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

On the record lists

All records

Key moments

On Wednesday 13 December 2017, gas supplied 33% of Great Britain’s electricity and wind 24%. Demand peaked at 50.7 GW at 16:40. Carbon intensity averaged 354 g/kWh and the price £65.43/MWh. Wind generation peaked at 11.4 GW at 12:55. Solar generation peaked at 0.8 GW at 12:30. Carbon intensity was lowest at 23:30 (308 g/kWh) and highest at 07:00 (372 g/kWh). The wholesale price ranged from £49.77/MWh at 23:00 to £80.32/MWh at 01:00. Gas made 35% of the electricity generated in Great Britain, compared with 43% across 2017.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.140.3%Wind 10.3224.0%Gas 14.3633.4%Hydro 0.451.0%Biomass 1.934.5%Nuclear 5.9313.8%Coal 7.7518.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 42.0avgGeneration 40.9avgTransfers 1.2avg
The day in figurespeaks, averages, totals
Peak demand50.7GW · 16:40
Low 30.1 · 04:25Avg 42.00–60 GW
Made in Great Britain97%of demand
Generation 40.9Transfers 1.2 GW
Net imports30GWh
In
43 Out
12
Zero-carbon share41%of generation
Nuclear 15%Hydro 1%Wind 25%Solar 0%

Transfers · Wed 13 Dec

Interconnectors and storage

On Wednesday 13 December 2017, Great Britain imported 43 GWh and exported 12 GWh through its interconnectors. The most came from Netherlands (19 GWh), and the most exports went to France (8 GWh).

All interconnectors

Wed 13 Dec
Imported
43GWh
Exported
12GWh
Net in
30GWh
Average net flow
1.27GW 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

Average0.41GWImporting

In 18.1 GWhOut 8.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.06GWImporting

In 5.4 GWhOut 3.9 GWh

Netherlands

BritNed

Average0.80GWImporting

In 19.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 8.3 GWhPumped 10.8 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.