Electricity Live

Great Britain’s electricity on Saturday 17 August 2019

On Saturday 17 August, demand averaged 26.5 GW. Renewables supplied 54%.

26.5GW AVERAGEWind12.04 GW44%Hydro0.41 GW1%Biomass1.20 GW4%Solar2.34 GW9%Gas3.90 GW14%Coal0.09 GW0%Imports1.70 GW6%Nuclear5.75 GW21%26.5GW AVERAGE44%9%14%21%
Price
£31.22/MWh
Day average £31.22
Demand26.5GW
Generation 25.7Transfers 0.8
Fossil fuels14%
Renewables54%
Other32%
Carbon intensityLow
116g/kWh
0Day average 116300
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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

Records set on this day

All records

Key moments

On Saturday 17 August 2019, wind supplied 44% of Great Britain’s electricity and nuclear 21%. Demand peaked at 32.4 GW at 11:30. Carbon intensity averaged 116 g/kWh and the price £31.22/MWh. Wind generation peaked at 13.8 GW at 11:35. Solar generation peaked at 7.5 GW at 13:00. Carbon intensity was lowest at 14:30 (87 g/kWh) and highest at 06:00 (142 g/kWh). The wholesale price ranged from £10.26/MWh at 00:30 to £50.69/MWh at 21:00. Wind made 47% 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 2.348.5%Wind 12.0443.9%Gas 3.9014.2%Hydro 0.411.5%Biomass 1.204.4%Nuclear 5.7521.0%Coal 0.090.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.5avgGeneration 25.7avgTransfers 0.8avg
The day in figurespeaks, averages, totals
Peak demand32.4GW · 11:30
Low 19.7 · 04:50Avg 26.50–40 GW
Made in Great Britain97%of demand
Generation 25.7Transfers 0.8 GW
Net imports21GWh
In
35 Out
14
Zero-carbon share80%of generation
Nuclear 22%Hydro 2%Wind 47%Solar 9%

Transfers · Sat 17 Aug

Interconnectors and storage

On Saturday 17 August 2019, Great Britain imported 35 GWh and exported 14 GWh through its interconnectors. The most came from Belgium (13 GWh), and the most exports went to France (9 GWh).

All interconnectors

Sat 17 Aug
Imported
35GWh
Exported
14GWh
Net in
21GWh
Average net flow
0.89GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.55GWImporting

In 13.3 GWhOut 0.2 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.16GWImporting

In 12.4 GWhOut 8.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.16GWImporting

In 4.0 GWhOut 0.1 GWh

Netherlands

BritNed

Average0.02GWImporting

In 5.8 GWhOut 5.2 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 5.4 GWhPumped 8.2 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.