# IREN Sweetwater 2

ERCOT data center · https://askthegrid.com/assets/facilities/iren-sweetwater-2

EPA records a storm-water construction permit for its substation rough grading at 1730 FM 540, Hamlin. Substation energization is targeted for late 2027. ERCOT conditionally included the hub as Base Load in its Batch Zero process in September 2026. The site is planned for liquid-cooled GPU capacity.

## Identity and location

- Operating status: under_construction
- Asset scope: facility
- Location: 1730 FM 540, Hamlin, TX
- Operator: IREN (exact asset) — https://iren.com

## Power and grid context

- Balancing authority: ERCOT

## Development

- Site area: 500 acres

## Compute and operations

- Facility classes: ai_hpc

## Sources

- [FRS Facility Detail Report | Envirofacts | US EPA](https://frs-public.epa.gov/ords/frs_public2/fii_query_dtl.disp_program_facility?p_registry_id=110072223370)
- [U.S. EPA Facility Registry Service location](https://frs-public.epa.gov/ords/frs_public2/frs_rest_services.get_facilities?registry_id=110072223370&output=JSON) — U.S. Environmental Protection Agency
- [IREN March 2025 Monthly Update - Green Stock News](https://greenstocknews.com/news/nasdaq/iren/iren-march-2025-monthly-update)
- [IREN Reports Q1 FY26 Results - Green Stock News](https://greenstocknews.com/news/nasdaq/iren/iren-reports-q1-fy26-results)
- [IREN's 2GW Sweetwater Hub Included as Base Load in ERCOT Batch Zero - Green Stock News](https://greenstocknews.com/news/nasdaq/iren/iren-s-2gw-sweetwater-hub-included-as-base-load-in-ercot-batch-zero)
- [Sweetwater Data Center | 2,000MW AI Campus in Texas | IREN](https://iren.com/data-centers/sweetwater)

## Data quality

- Power values retain their reported, requested, contracted, energized, gross-campus, or critical-IT basis.
- Map point: EPA Facility Registry Service location for the permitted facility.

---

Canonical page: https://askthegrid.com/assets/facilities/iren-sweetwater-2
Profile generated: 2026-10-09T16:44:41.967925Z
Source: Ask the Grid — https://askthegrid.com/