Report details Arizona data centers' challenges

A planned 1 million-square-foot data center-office campus by California-based Menlo Equities in Ahwatukee, Phoenix, continues to face strong opposition from local homeowners. Residents are actively campaigning, including maintaining a booth at community events and gathering over 1,000 signatures on an online petition, expressing concerns about the project's impact on health, noise, electric and water rates, and their overall quality of life. Despite the project's original zoning being approved in 1997, and a recent "courtesy presentation" to the Ahwatukee Foothills Village Planning Committee resulting in minor site plan stipulation changes approved by the City Planning & Development Department, opponents are pressing their fight to halt the development and call for further study. Menlo Equities acquired the 40.6-acre site in 2015 and has already cleared the previous call center buildings. In parallel, a new report from the Governor’s Office of Resiliency’s Arizona Energy Promise Taskforce outlines the significant challenges posed by data centers and other "large-load" customers to the state's electricity grid reliability and affordability for existing ratepayers. Led by Gov. Katie Hobbs, the task force calls for customized policy approaches to accommodate economic growth without compromising grid stability or increasing costs for residents. The report notes that the pace of large-load facility construction is exceeding historical growth, straining utility planning and maintenance schedules due to continuous energy demand. It also highlights supply chain limitations for critical equipment like transformers, causing cost increases and construction delays. The task force emphasizes the need for greater coordination among utilities and more transparency and fairness in cost allocation for large energy users, warning that rapid expansion could lead to higher residential utility rates if not managed carefully. It also points to a fragmented decision-making landscape, with various bodies like the Arizona Corporation Commission, Salt River Irrigation Project’s Board of Directors, Co-operative Board of Directors, and Tribal Utility Authorities having jurisdiction over rate-making. While the report does not specifically mention the Menlo Equities project, it echoes many of the concerns raised by Ahwatukee residents regarding water use, energy affordability, visual impacts, and noise. It also acknowledges the economic importance of data centers for Arizona's tech hub aspirations, advocating for a statewide framework that balances responsible economic development with community protection. The report notes that Phoenix and Maricopa County have instituted new zoning requirements for data centers, though these do not apply to previously approved projects like Menlo Equities'.