For information on Arizona's water sources, drinking water regulations, and water testing and treatment options, view the PDFs below
Arizona Know Your Water
Arizona Well Owner's Guide to Water Supply
A well owner's guide to water sources, quality, regulations, maintenance, and home water treatment options (76-page booklet)
Arsenic in drinking water: what you need to know
Information on testing and treating drinking water for arsenic (2-page handout)
How to Lower the Levels of Arsenic in Well Water: What Choices do Arizona Consumers Have?
Information on testing and treating well water for arsenic (10-page Cooperative Extension bulletin)
Understanding the Gold King Mine Spill
Information for communities impacted by the August 5, 2015 Gold King Mine spill into the Animas River (11-page bulletin, updated 11/15).