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Sweetwater Hub

Project of IREN

Kind
campus
Location
Sweetwater, Texas
County
Nolan County
State/region
TX
Country
US
Status
under construction as of October 12, 2026

Where it stands

IREN's 2GW Sweetwater Hub has two facilities: Sweetwater 1 (1,400MW) and Sweetwater 2 (600MW). Both were conditionally included in ERCOT's Batch Zero as Base Load in September 2026. The Sweetwater 1 high-voltage substation is energized, and 300MW (gross) of data center capacity is under construction there, targeted for delivery in Q4 2027. No data center capacity is reported in service; the 'freshly energized' wording in P20 refers to the substation, and the remaining 1,700MW is pre-construction or planning.

300 MW under construction · 2,000 MW planned

PhaseMWStatusDateSource
Sweetwater 1 - initial phase300under constructionConstruction is currently underway for 300MW (gross) of data center capacity at this site. The company targets delivery of this initial phase in Q4 2027.
2026-09-14 View cached copy (2026-09-20)Live source ↗
Sweetwater 11400under constructiontogether with continued construction at Sweetwater 1 and GPU installations at Mackenzie and Prince George.
2026-10-12 View cached copy (2026-10-14)Live source ↗
Sweetwater 2600plannedThe Sweetwater Hub consists of two distinct facilities: Sweetwater 1 with a capacity of 1,400MW and Sweetwater 2 with 600MW
2026-09-14 View cached copy (2026-09-20)Live source ↗

Assessed October 18, 2026 from the newest filings, releases and reporting that name this project (newest relied on: October 12, 2026).

Capacity

What has actually been delivered, against what has been promised. Each figure links to the statement it came from.

StageCapacityAs ofSource
Energized power flowing today2,000 MW2026-09-152GW Sweetwater Hub integration to ERCOT
Contracted a customer is on the hook--
Under construction2,000 MW2025-05-13Sweetwater site works underway
Permitted--
Interconnect approved utility has agreed to deliver--
Interconnect requested in a queue, nothing approved--
Announced a press-release figure2,000 MW2026-10-11Sweetwater campus 2 GW planned gross power capacity

Claims about this project

2025-02-11 - stated
2025-03-05 - stated
2025-03-30 - stated
2025-04-03 - stated
2025-05-05 - stated
2025-05-13 - stated
2025-05-13 - stated
2025-11-02 - stated
2026-09-08 - stated
2026-09-08 - stated
2026-09-08 - stated
2026-09-10 - stated
Sweetwater initial megawatt delivery 300.0 MW. Promised by 2027-12-31.
2026-09-10 - stated
Sweetwater initial delivery milestone 300.0 MW. Promised by 2027-12-31.
2026-09-10 - stated
First 300 MW of Sweetwater delivery 300.0 MW. Promised by 2027-12-31.
2026-09-10 - stated
Sweetwater initial delivery target 300.0 MW. Promised by 2027-12-31.
2026-09-10 - stated
Sweetwater first phase delivery 300.0 MW. Promised by 2027-12-31.
2026-09-10 - stated
2026-09-10 - stated
2026-09-15 - stated
2026-10-07 - stated
2026-10-07 - stated

Site intelligence

Analytical estimate. Each site below is located from public records (filings, releases, news, OpenStreetMap) and checked against free satellite imagery; "How we located this site" lists every step and the score it earned. The conclusion is computed from night-time lights, surface heat and year-over-year change, with the dates it rests on. These are hypotheses under active tracking, not legal parcels or an official endorsement.
Sweetwater, Texas
Weak
Nolan County, TX
32.4710, -100.4059
Approximate address 300 E Broadway Ave, Sweetwater, TX 79556, USA Reverse-geocoded from the candidate centroid; not a permit-confirmed parcel address.
Conclusion so far We have not located the site yet. · confidence 30%
Undetermined: we have not yet located the actual site, only the town or county it is in, so imagery cannot say whether anything is running.
What would change this: A published address, parcel, coordinates or permit for the site itself.
Latest clear imagery: Google 2026-09-29
Newest clear images2 clear image date(s)
Visual view of iren-sweetwater-hub, 2026-09-29 (Google Earth (wide view))
2026-09-29Google Earth (wide view) · 4.03 m/pixel
Visual view of iren-sweetwater-hub, 2026-09-29 (Google Earth (close view))
2026-09-29Google Earth (close view) · 0.5 m/pixel
How we located this site
5/100 (weak): locality location 5
  1. Starting point (the project's stated locality) 2026-10-28
    Sweetwater, Texas → 32.47095, -100.40594 (locality)
  2. No site-level evidence yet 2026-10-28
    no address, road, landmark or coordinates tie this project to a specific parcel yet -- the town is shown, NOT the site
  3. OpenStreetMap features nearby 2026-10-28
    0 named match(es)

Satellite imagery on this page is drawn from the Google Earth satellite basemap. Each image is dated, labelled by source and pixel resolution, and downloadable at its native size; cloudy dates are kept and marked rather than hidden. New scenes are pulled daily as each provider publishes them.