ERCOT reports about 474 GW of large loads seeking interconnection (June 2026 data), about 90% of them data centers by ERCOT's own figure. The June 19 Large Load Working Group counted 466.5 GW in process and 8.9 GW approved. This is a separate queue from ERCOT's generation queue and the two are never added together.
| Large loads seeking interconnection | about 474 GW (June 2026) |
|---|---|
| In process, June 19 LLWG | 466.5 GW |
| Approved, June 19 LLWG | 8.9 GW |
| Data-center share (ERCOT published) | about 90% |
Source: ERCOT Senate presentation and Large Load Working Group report, published Jul 29, 2026. DC Hub refreshed Oct 7, 2026. Data: DC Hub (dchub.cloud), CC BY 4.0.
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