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Understanding Electricity Maps data

Updated over a month ago

Overview

If you’re wondering which regions we support, what data signals are available, or how detailed the data is for a specific zone, the best place to start is our Coverage page.

This page always shows the latest and most accurate view of what is available across the Electricity Maps platform.


What you can find on the Coverage page

The Coverage page gives you a zone-by-zone overview of our data.

For each zone, you can see:

  • Supported signals, for example:

    • Carbon Intensity

    • Carbon-free %

    • Renewable %

    • Electricity Mix

    • Electricity Flows

    • Total Load / Reported Load

  • Temporal granularity (the resolutions available for that zone), for example:

    • 5-minute

    • 15-minute

    • Hourly

    • Daily

    • Monthly

    • Yearly

  • Data sources

    • How many and which sources are used (for example ENTSO-E for many European zones).

  • Forecast availability

    • Whether forecasts are available, and up to which horizon (e.g. 24h, 48h, 72h).

  • Historical availability

    • How far back historical data is available for each signal.

  • Data completeness and quality indicators

    • Including whether data is reported, estimated, aggregated, or partially available.


Drilling into a specific zone or signal

When you expand a zone on the Coverage page, you can see signal-level details, such as:

  • Historical availability start date

  • Real-time source and reporting delay

  • Forecast source and accuracy indicators

  • Supported granularities per signal

This makes it easy to understand exactly what you’ll get before using the API, Playground, or datasets.


Important notes

  • The Coverage page is the single source of truth for availability.

  • Availability can differ by zone, signal, and granularity.

  • If something is not listed there, it is not currently supported.


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