Electricity Live

Great Britain’s electricity on Friday 14 May 2021

On Friday 14 May, demand averaged 30.6 GW. Renewables supplied 11%.

30.6GW AVERAGEWind1.82 GW6%Hydro0.42 GW1%Biomass2.57 GW8%Solar1.23 GW4%Gas16.71 GW53%Coal0.79 GW2%Imports4.16 GW13%Nuclear3.81 GW12%30.6GW AVERAGE8%53%13%12%
Price
£87.64/MWh
Day average £87.64
Demand30.6GW
Generation 27.4Transfers 3.2
Fossil fuels53%
Renewables11%
Other33%
Carbon intensityHigh
244g/kWh
0Day average 244300
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 Friday 14 May 2021, gas supplied 53% of Great Britain’s electricity and nuclear 12%. Demand peaked at 36.2 GW at 12:10. Carbon intensity averaged 244 g/kWh and the price £87.64/MWh. Wind generation peaked at 3.3 GW at 05:00. Solar generation peaked at 3.8 GW at 14:30. Carbon intensity was lowest at 05:00 (206 g/kWh) and highest at 20:30 (273 g/kWh). The wholesale price ranged from £0.00/MWh at 23:30 to £116.32/MWh at 11:00. Gas made 61% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.233.9%Wind 1.825.8%Gas 16.7153.0%Hydro 0.421.3%Biomass 2.578.2%Nuclear 3.8112.1%Coal 0.792.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.6avgGeneration 27.4avgTransfers 3.2avg
The day in figurespeaks, averages, totals
Peak demand36.2GW · 12:10
Low 22.4 · 04:15Avg 30.60–40 GW
Made in Great Britain89%of demand
Generation 27.4Transfers 3.2 GW
Net imports76GWh
In
94 Out
18
Zero-carbon share27%of generation
Nuclear 14%Hydro 2%Wind 7%Solar 4%

Transfers · Fri 14 May

Interconnectors and storage

On Friday 14 May 2021, Great Britain imported 94 GWh and exported 18 GWh through its interconnectors. The most came from France (70 GWh), and the most exports went to Ireland (18 GWh).

All interconnectors

Fri 14 May
Imported
94GWh
Exported
18GWh
Net in
76GWh
Average net flow
3.15GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.98GWImporting

In 23.5 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.92GWImporting

In 70.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.76GWExporting

In 0.1 GWhOut 18.3 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWGenerating

Generated 6.0 GWhPumped 3.8 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.