Change log

What changed in the dataset

Loading the latest refresh…

Want the row-level detail?

Every added, removed, and changed record — field by field, with before/after values — ships as a CSV with the Always Current subscription, alongside the refreshed dataset each month.

See plans →

Previous refreshes

Battery records refresh from EIA-860M on the 26th of each month; data center records update as announcements are verified. See methodology.