sustained data-center load step at the third voltage depression in the July 10, 2024 event; remained off for hours
~1.26 GW sustained stepobserved
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| Scope | Sustained step at the third voltage depression; distinct from roughly 1,500 MW total reduction across the disturbance sequence. This was not a documented cyberattack. |
| As of | 2024-07 |
| Source | NERC, Incident Review: Large Load Loss (2025-01-08) · PDF p.8, Load Details: about 1,260 MW dropped at the third voltage depression (third automatic reclose) and did not return for hours |
| Review | checking…review by 2027-05-01 · standard cadence |
| Recorded changes | last 2026-10-19 · 4 revisions tracked |
| Claim id | load-shed-in-a-single-virginia-event-the |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.