| La Osa Energy Center | Vermaland | 1,000 | Denied | Aug. 26, 2026 | 50 MW+ |
| Energy Generation and Technology Campus | — | — | Under construction | Dec. 17, 2025 | 50 MW+ |
Updates, newest first
- Aug. 26, 2026 La Osa Energy Center · Pinal County supervisors voted 4-1 to reject the rezoning and development plans. (KJZZ, Aug. 26, 2026)
- Aug. 25, 2026 La Osa Energy Center · Vermaland submitted 22 self-imposed conditions, including the 11-building cap, the water cap and paying all energy costs. (KJZZ, Aug. 25, 2026)
- May 28, 2026 La Osa Energy Center · At a hearing with about 60 opposing comments, Vermaland offered to cut the project 80%; supervisors continued the case to Aug. 26. (KJZZ, May 28, 2026)
- Dec. 17, 2025 Energy Generation and Technology Campus · Bisnow listed the $10 billion, 500-acre campus as under construction. (Bisnow, Dec. 17, 2025)
Statewide
The 2026 state budget, signed by Gov. Katie Hobbs in June 2026, pauses new data center sales and use tax exemptions for three years. The program, created in 2013, costs about $38 million a year; the bill number and how existing certificates are treated were not confirmed. (Bloomberg Law, June 15, 2026) Utility large-load contracts: the ACC approved TEP's 10-year energy supply agreement for Project Blue (Docket E-01933A-25-0187, Dec. 3, 2025), with minimum bills and developer-paid dedicated infrastructure. (Arizona Corporation Commission, Dec. 5, 2025) APS: on Oct. 9, 2026, Attorney General Kris Mayes asked the ACC to investigate an analyst's claim that large users underpaid about $600 million; the ACC disagreed and pointed to the pending APS rate case (docket not confirmed). (KJZZ, Oct. 10, 2026) Arizona data centers →