IREN Sweetwater 1 (part of 2 GW Sweetwater hub)

IREN

Status: Under construction
Developer / parties: IREN
Location: Sweetwater area (company: "Sweetwater TX"), Nolan County, Fisher County (Nolan / Fisher (conflicting reports))
Size: 1.4 GW site; 300 MW gross targeted Q4 2027; hub 2 GW with Sweetwater 2
Last verified: 2026-10-03

Milestones

Figures are attributed in parentheses to the outlet or company that reported them. Where sources disagree, we show both.

May 1 2026 substation energized/connected to ERCOT
Sep 8 2026 conditionally included as base load in ERCOT Batch Zero (IREN). County unresolved
no official record names Sweetwater 1's county. Fisher: DCD
Double Mountain Chronicle (Fisher County paper) calls Sweetwater 1 IREN's Fisher County project
IREN runs a Fisher County community grants program (company)
PUCT filing places an IREN 'Project Bull' 345-kV delivery point in Fisher County (official; does not name Sweetwater). Nolan: Blockspace. IREN FY2026 10-K lists 'Sweetwater 1, Texas' without a county

Related records

2026-09-08

Grid/ERCOT Company claim Nolan County · Fisher County · IREN Sweetwater 1 (part of 2 GW Sweetwater hub)

IREN says its 2 GW Sweetwater hub was conditionally included as base load in ERCOT Batch Zero.

Source: globenewswire.com ↗

2026-05-01

Grid/ERCOT Company claim Nolan County · Fisher County · IREN Sweetwater 1 (part of 2 GW Sweetwater hub)

IREN announces energization of Sweetwater 1 substation.

Source: globenewswire.com ↗

Sources

Company claim globenewswire.com
Company claim globenewswire.com
News report datacenterdynamics.com
News report blockspace.media
News report doublemountainchronicle.com
Company claim iren.com
Official record interchange.puc.texas.gov
Official record sec.gov

Found an error? Email support@txdatacenterwatch.com with a source link.

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