Arizona Department of Water Resources

ADWR Director joins World Water Week panel in Sweden

Arizona's water director joined a panel at World Water Week, highlighting indigenous water rights and the importance of collaboration in managing resources.

Arizona’s brackish groundwater: A resource for the future?

Arizona Department of Water Resources releases brackish groundwater report identifying potential areas for desalination, offering a possible solution to water scarcity.

Arizona responds to San Pedro River groundwater pumping lawsuit

Arizona's Governor and Department of Water Resources move to dismiss environmentalists' lawsuit over groundwater pumping in San Pedro River basin.

2023-24: Colorado River & Arizona water report

2023 saw improved Colorado River conditions, Arizona's conservation success, and plans for a sustainable water future.

Arizona launches supply-demand studies for 51 groundwater basins

ADWR's new "Supply & Demand" portal offers crucial assessments of Arizona's groundwater basins, aiding in sustainable water management and planning.

It’s liquid gold. Arizona DWR tackles potty humor.

Arizona's Advanced Water Purification program aims to transform wastewater into millions of gallons of safe drinking water for Phoenix, meeting EPA standards.

About This Site

Western-Water is for laypeople who are interested in general water news and their water rights. Managed by a water paralegal with over 30 years' experience in Arizona water issues, you'll find calculators, tips and general information geared for water users in the Colorado River states. Do not rely on this site for legal advice. The picture was taken while hiking at Aravaipa Canyon, a must see!

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Deborah on Concerns grow over zebra mussel larvae in Colorado River: “It’s an AI generated image.” Dec 17, 20:04
Zach on Concerns grow over zebra mussel larvae in Colorado River: “What the heck is that opening image? Those are fake animals, not what mussel larva/veligers look like.” Dec 17, 11:01
Deborah on Dry times in the West: Coloado River Basin drought deepens: “Hopefully spring will bring lots of snow! It’s going to be tough on farmers and water managers without better snowpack.” Dec 15, 16:36