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Pinal County Water Augmentation Authority outlines regional work, stresses century‑scale planning
Summary
At a Casa Grande City Council study session, Joe Singleton, executive director of the Pinal County Water Augmentation Authority, reviewed the authority’s recent technical work, litigation‑threatened programs that affect subdivisions in the Pinal AMA, and regional projects including a Bartlett Dam feasibility study and a cloud‑seeding pilot.
Joe Singleton, executive director of the Pinal County Water Augmentation Authority, briefed the Casa Grande City Council on the authority’s recent technical reviews and policy work, and urged long‑range planning for groundwater in the Pinal Active Management Area.
The authority, enfranchised under Title 45 and working to support sustainable water management in the Pinal AMA (including the Eloy Sub‑Basin and the Maricopa‑Stanfield area), has pursued technical reviews, legislative fixes and regional projects intended to shore up water supplies for communities and agriculture, Singleton said.
Singleton said the authority hired Matrix New World to review the Arizona Department of Water Resources’ 2019 groundwater model, submitted recommended corrections and proposed changes to how assured‑water‑supply assumptions are made. He said the authority supported technical work from a Pinal stakeholder group and has submitted a package of recommended changes to DWR. "We're talking about math that goes out a hundred years," he said, summarizing the long time horizon that state water planning requires.
Why it matters: The authority’s work affects whether developers…
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