Tue, Sep 8, 2026
IREN's 2GW Sweetwater Hub included as base load in ERCOT Batch Zero
Key points
- 2GW Sweetwater Hub (Sweetwater 1 and Sweetwater 2) conditionally included in ERCOT's Batch Zero process as Base Load
- Sweetwater 1 (1,400MW) and Sweetwater 2 (600MW) form part of IREN's announced >5GW global development portfolio
- At Sweetwater 1, the high-voltage substation was energized earlier this year; construction of 300MW (gross) of data center capacity continues, delivery targeted Q4 2027
- Additional pipeline projects also included in Batch Zero, to be added to the announced portfolio once grid connection agreements are executed
- ERCOT classifications remain conditional and subject to ongoing approval processes
Site updates (2)
| Site | Status | Active | In build | Theoretical |
|---|---|---|---|---|
Sweetwater 1Sweetwater, TX ERCOT Batch Zero conditional Base Load inclusion. High-voltage substation energized earlier in 2026; 300MW (gross) of data center capacity under construction, delivery targeted Q4 2027. Active MW not restated. | Under construction | — | 300 MWgross | 1,400 MWgross |
Sweetwater 2Sweetwater, TX ERCOT Batch Zero conditional Base Load inclusion as part of the 2GW Sweetwater Hub. No construction or active figures stated for Sweetwater 2. | Disclosed | — | — | 600 MWgross |