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Electricity Explained
It’s our job to keep the cost of running the system as low as possible, so we can keep energy bills down. One of the ways we do this is with constraint payments.When there are physical constraints…
Electricity Explained
Energy storage allows us to move energy through time, capturing it when we have too much and saving it for when we don’t have enough.When we have excess electricity, perhaps on a really windy day,…
Electricity Explained
As Great Britain’s electricity system operator, our role is to move it around the country from where it’s generated to where it’s needed. We don’t create or sell electricity – there’s an…
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Charging
July Forecast TNUoS Tariffs for 2025-26 - Tables
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Charging
TNUoS CSV File Specification - STAR Release v5.0
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Electricity Explained
New dashboard shows the live electricity mix and carbon emissions of power sourcesHistorical view of carbon intensity tracks Britain’s weekly decarbonisation progress Carbon intensity of ESO’s…
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Charging
Transmission Connected Sites Residual Charging Bands