Phoenix Office
Arizona Corporation Commission
1200 W. Washington St.
Phoenix, AZ 85007
(602) 542-4251
(800) 222-7000

Utilities Division
Steven M. Olea - Director

Tucson Office
Arizona Corporation Commission
400 W. Congress, Ste. 218
Tucson, AZ 85701
(520) 628-6550
(800) 535-0148


The Arizona Corporation Commission maintains regulatory authority over private water companies and private sewer companies throughout Arizona. There are presently more than 400 individual water systems operated by nearly 350 companies under our jurisdiction. There are approximately 21 sewer companies and 20 combination water and sewer providers that we regulate. Multiple systems can be operated by the same utility company
Arizona's Water Companies
Arizona's Sewer Companies
For a closer view of each county, Click on the county itself or its name in the legend.
Industry Specific Information
General Information
Consumer Complaint Process
Frequently Asked Questions
Financial Assistance Programs
Applications and Forms
Water Rules
Sewer Rules
Hot Topics 
ADWR Blue Ribbon Panel - Website
Blue Ribbon Panel Press - Jan 8, 2010
Curtailments & Moratoriums
Arsenic - FAQ's
ADEQ's Arsenic Master Plan
Water Conservation Tips
Water Companies with ACC Water Conservation Tariffs   
The ACC sometimes requires a water company to implement best management practices (BMPs) selected from Arizona Department of Water Resources list of BMP's.  For more information, go to:


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