Electricity Live

Great Britain’s electricity on Tuesday 27 August 2019

On Tuesday 27 August, demand averaged 30.9 GW. Renewables supplied 14%.

30.9GW AVERAGEWind2.12 GW7%Hydro0.45 GW1%Biomass2.25 GW7%Solar1.97 GW6%Gas16.27 GW51%Coal0.50 GW2%Imports2.16 GW7%Nuclear6.15 GW19%30.9GW AVERAGE7%51%19%
Price
£51.90/MWh
Day average £51.90
Demand30.9GW
Generation 29.7Transfers 1.2
Fossil fuels51%
Renewables14%
Other33%
Carbon intensityHigh
263g/kWh
0Day average 263300
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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 Tuesday 27 August 2019, gas supplied 51% of Great Britain’s electricity and nuclear 19%. Demand peaked at 37.7 GW at 12:05. Carbon intensity averaged 263 g/kWh and the price £51.90/MWh. Wind generation peaked at 3.6 GW at 23:55. Solar generation peaked at 6.4 GW at 12:00. Carbon intensity was lowest at 23:00 (227 g/kWh) and highest at 20:00 (288 g/kWh). The wholesale price ranged from £28.68/MWh at 00:30 to £76.83/MWh at 18:30. Gas made 55% 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 1.976.2%Wind 2.126.7%Gas 16.2751.1%Hydro 0.451.4%Biomass 2.257.1%Nuclear 6.1519.3%Coal 0.501.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.9avgGeneration 29.7avgTransfers 1.2avg
The day in figurespeaks, averages, totals
Peak demand37.7GW · 12:05
Low 20.8 · 03:55Avg 30.90–40 GW
Made in Great Britain96%of demand
Generation 29.7Transfers 1.2 GW
Net imports26GWh
In
45 Out
20
Zero-carbon share36%of generation
Nuclear 21%Hydro 2%Wind 7%Solar 7%

Transfers · Tue 27 Aug

Interconnectors and storage

On Tuesday 27 August 2019, Great Britain imported 45 GWh and exported 20 GWh through its interconnectors. The most came from France (32 GWh), and the most exports went to Ireland (16 GWh).

All interconnectors

Tue 27 Aug
Imported
45GWh
Exported
20GWh
Net in
26GWh
Average net flow
1.08GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.18GWImporting

In 5.0 GWhOut 0.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.34GWImporting

In 32.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.66GWExporting

In 0.0 GWhOut 15.7 GWh

Netherlands

BritNed

Average0.21GWImporting

In 8.2 GWhOut 3.1 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWGenerating

Generated 6.4 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.