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Arizona Department of Water Resources

Apr 22, 2026

Judge rules against ADWR’s water-based restrictions of Phoenix housing developments

Key Points: Court rules Arizona Department of Water Resources acted illegally in 2023 when it restricted housing development in Phoenix over water supply concerns  The state water department’s decision affected […]

Mar 29, 2026

Court considers state lawsuit against Saudi firm’s groundwater usage

Key Points:  Judge weighs pausing lawsuit amid active management area regulation  State alleges excessive pumping of groundwater causing harm to community only court can fix Fondomonte claims court should avoid […]

Mar 1, 2026

Tom Buschatzke: Keeping Arizona’s faucets functioning

Editor’s Note: This Q&A originally published in the Nov. 22, 2024, print edition of the Arizona Capitol Times. It is republished here in light of Tom Buschatzke’s role in the […]

Feb 7, 2026

Judge to rule on Fondomonte’s groundwater use as public nuisance case unfolds

Key Points:  Fondomonte seeks to leave restrictions to state water resources agency State argues need for court order to ensure targeted relief, usage constraints Judge weighs whether administrative regulation negates […]

Nov 21, 2025

New groundwater irrigation suspended in the Ranegras Plain

Correction: This article was corrected to remove a misleading quote, add an accurate reflection of the number of public comments provided to the ADWR and clarify that only new groundwater […]

Oct 18, 2025

Home Builders Association raises concerns over new Ag-to-Urban program

Key Points: Ag-to-Urban allows farmers to trade irrigated land for residential development Program aims to minimize water use and expand housing opportunities  Its complex application process may deter some farmers […]

Oct 10, 2025

State issues assured water supply designation amid ongoing lawsuits

Key Points: EPCOR Utilities is the first recipient of an alternative designation of assured water supply The designation was granted under new water rules adopted last year ADWR is currently […]

Mar 2, 2025

45 years after the Groundwater Management Act, one of its architects reflects on the landmark legislation

In 1980, Arizona’s Groundwater Management Act identified 2025 as the year that the state’s three largest urban areas would balance the amount of groundwater withdrawn and replenished from the state. […]

Colorado River, water cuts, drought, Arizona, California, Nevada
Oct 26, 2023

Federal officials say plan for water cuts from 3 Western states is enough to protect Colorado River

Federal officials said Wednesday that conditions have improved on the Colorado River to the point that a plan by California, Arizona and Nevada to voluntarily reduce water use should help keep the river basin on stable footing for the next few years.

Oct 13, 2023

Farmer, rural lawmaker leave Governor’s Water Council

Two key members of the Governor's Water Policy Council have quit, potentially threatening the chances of any action to deal with a depleting water supply in rural Arizona.

water, Griffin, Arizona Farm Bureau, Kerr, Lingenfelter
Sep 22, 2023

Process starts for new era managing Colorado River

Stakeholders sharing the Colorado River have started sending their water policy wish lists to the Bureau of Reclamation as they negotiate new river use guidelines. 

water, Colorado River, Gilbert, Arizona Water Banking Authority
Sep 15, 2023

State considers using effluent water credits

The Arizona Water Banking Authority is exploring the possibility of buying purified wastewater to distribute later – which would be unprecedented. 

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