Electricity Live

Great Britain’s electricity on Wednesday 28 December 2022

On Wednesday 28 December, demand averaged 29.6 GW. Renewables supplied 51%.

29.6GW AVERAGEWind15.50 GW50%Hydro0.45 GW1%Biomass1.53 GW5%Solar0.08 GW0%Gas3.23 GW10%Coal0.31 GW1%Imports4.38 GW14%Nuclear5.68 GW18%29.6GW AVERAGE50%10%14%18%
Price
£73.16/MWh
Day average £73.16
Demand29.6GW
Generation 26.8Transfers 2.8
Fossil fuels10%
Renewables51%
Other37%
Carbon intensityLow
73g/kWh
0Day average 73300
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 Wednesday 28 December 2022, wind supplied 50% of Great Britain’s electricity and nuclear 18%. Demand peaked at 37.4 GW at 17:35. Carbon intensity averaged 73 g/kWh and the price £73.16/MWh. Wind generation peaked at 18.5 GW at 19:35. Carbon intensity was lowest at 01:00 (50 g/kWh) and highest at 10:00 (106 g/kWh). The wholesale price ranged from −£51.51/MWh at 03:00 to £186.19/MWh at 10:30. The price was below zero for 6.5 hours. Wind made 58% of the electricity generated in Great Britain, compared with 28% across 2022.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.080.3%Wind 15.5049.7%Gas 3.2310.4%Hydro 0.451.4%Biomass 1.534.9%Nuclear 5.6818.2%Coal 0.311.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.6avgGeneration 26.8avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand37.4GW · 17:35
Low 20.8 · 04:35Avg 29.60–40 GW
Made in Great Britain90%of demand
Generation 26.8Transfers 2.8 GW
Net imports69GWh
In
94 Out
25
Zero-carbon share81%of generation
Nuclear 21%Hydro 2%Wind 58%Solar 0%

Transfers · Wed 28 Dec

Interconnectors and storage

On Wednesday 28 December 2022, Great Britain imported 94 GWh and exported 25 GWh through its interconnectors. The most came from France (51 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Wed 28 Dec
Imported
94GWh
Exported
25GWh
Net in
69GWh
Average net flow
2.88GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.65GWImporting

In 17.3 GWhOut 1.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.10GWImporting

In 50.8 GWhOut 0.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.47GWExporting

In 0.0 GWhOut 11.2 GWh

Netherlands

BritNed

Average0.51GWImporting

In 15.0 GWhOut 2.8 GWh

Norway

North Sea Link

Average0.10GWImporting

In 11.4 GWhOut 9.1 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWPumping

Generated 10.8 GWhPumped 12.4 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.