The parsers[1] that ElectricityMap uses are open source and use a variety of different data sources. Here are the technical requirements for each data source:

The parsers[1] that ElectricityMap uses are open source and use a variety of different data sources. Here are the technical requirements for each data source: https://github.com/electricityMap/electricitymap-contrib/wiki/Technical-requirements-for-parser-data https://github.com/electricityMap/electricitymap-contrib/wik... (to answer your question, the list mentions that a data source is required to be: "Updated in real-time with less than 2 hours of delay." ... "Can have a longer delay, but then the country won’t be colored on the map") [1] - https://github.com/electricitymap/electricitymap-contrib/tree/a053de7ee83061d4c4aa4d61dff72b187898372f/parsers https://github.com/electricitymap/electricitymap-contrib/tre...