Electricity Live

Great Britain’s electricity on Tuesday 16 March 2021

On Tuesday 16 March, demand averaged 34.0 GW. Renewables supplied 34%.

34.0GW AVERAGEWind10.25 GW30%Hydro0.43 GW1%Biomass2.76 GW8%Solar1.19 GW3%Gas12.23 GW35%Coal0.30 GW1%Imports2.81 GW8%Nuclear4.72 GW14%34.0GW AVERAGE30%8%35%8%14%
Price
£49.00/MWh
Day average £49.00
Demand34.0GW
Generation 31.9Transfers 2.1
Fossil fuels35%
Renewables34%
Other30%
Carbon intensityModerate
174g/kWh
0Day average 174300
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 Tuesday 16 March 2021, gas supplied 35% of Great Britain’s electricity and wind 30%. Demand peaked at 40.9 GW at 18:25. Carbon intensity averaged 174 g/kWh and the price £49.00/MWh. Wind generation peaked at 14.2 GW at 17:05. Solar generation peaked at 4.1 GW at 14:30. Carbon intensity was lowest at 23:00 (117 g/kWh) and highest at 06:30 (212 g/kWh). The wholesale price ranged from £34.96/MWh at 23:00 to £63.59/MWh at 18:30. Gas made 38% 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 1.193.4%Wind 10.2529.6%Gas 12.2335.3%Hydro 0.431.2%Biomass 2.767.9%Nuclear 4.7213.6%Coal 0.300.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 34.0avgGeneration 31.9avgTransfers 2.1avg
The day in figurespeaks, averages, totals
Peak demand40.9GW · 18:25
Low 25.0 · 04:10Avg 34.00–60 GW
Made in Great Britain94%of demand
Generation 31.9Transfers 2.1 GW
Net imports53GWh
In
65 Out
12
Zero-carbon share52%of generation
Nuclear 15%Hydro 1%Wind 32%Solar 4%

Transfers · Tue 16 Mar

Interconnectors and storage

On Tuesday 16 March 2021, Great Britain imported 65 GWh and exported 12 GWh through its interconnectors. The most came from France (46 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Tue 16 Mar
Imported
65GWh
Exported
12GWh
Net in
53GWh
Average net flow
2.22GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.77GWImporting

In 18.6 GWhOut 0.1 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.90GWImporting

In 45.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.45GWExporting

In 0.8 GWhOut 11.7 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWPumping

Generated 2.6 GWhPumped 4.3 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.