• Home
  • La Osa Energy and Data Center Complex
Infographic explaining that data centers vary widely in scale, from small local facilities to shared-use data centers and very large campuses, with power demand ranging from under 1 megawatt to multiple gigawatts.

Sorting Substance From Salesmanship in the Data Center Boom

Eirini Pajak Jul 10, 2026
A computing researcher warns the La Osa data center may be part of an overbuilt rush. Pinal County supervisors take up the project again August 26.
Engineering site plan of the Sunridge Power natural gas plant showing the Phase 1 and Phase 2 development areas, a proposed retention basin to the northwest, perimeter fencing, 50-foot building setbacks, parking, and entry signage along the southern property boundary

Sunridge Power Natural Gas Plant Near Red Rock Approved by Supervisors

Nick Kanavati Jun 24, 2026
Pinal supervisors approved the Sunridge Power natural gas plant, a 1,360-MW combined cycle facility near Red Rock targeting 2032 commercial operation.
Pinal County Delays La Osa Data Center Vote; Residents Call for Regulations

Pinal County Delays La Osa Data Center Vote; Residents Call for Regulations

Nick Kanavati Jun 1, 2026
Pinal County delayed the La Osa data center vote to August 26. Many residents called for a moratorium and regulations before any approval.
Sunridge Power: 1,360-MW Natural Gas Plant Clears Commission

Sunridge Power: 1,360-MW Natural Gas Plant Clears Commission

Nick Kanavati May 27, 2026
Pinal County planners back Sunridge Power, a 1,360-MW natural gas project near Red Rock. The permit now heads to the Board of Supervisors.
The Employment Projection Behind the La Osa Vote

The Employment Projection Behind the La Osa Vote

Eirini Pajak May 26, 2026

The job numbers discussed at the hearing are not enforceable unless they are written into a signed…

Cracks in the Foundation: The Geology Beneath the La Osa Vote

Cracks in the Foundation: The Geology Beneath the La Osa Vote

Eirini Pajak May 24, 2026
La Osa would be built in Arizona's most fissure-prone basin, yet geotechnical, flood, and endangered species reviews remain unresolved before the rezoning vote.
The Water Accounting Behind the La Osa Vote

The Water Accounting Behind the La Osa Vote

Eirini Pajak May 22, 2026

A $33 billion hyperscale data center is up for a Board vote in a basin where ADWR…

La Osa Data Center: Where Does the Power Come From?

La Osa Data Center: Where Does the Power Come From?

Eirini Pajak May 17, 2026
Pinal County votes May 27 on the $33B La Osa data center power supply plan, a 3 GW campus with no utility commitments, undefined gas capacity, and unresolved grid interconnection studies.
View More Post