ADEQ Operator Certification Exam

Welcome to the ADEQ Operator Certification Exam Portal

GateWay Community College is the only college in the state offering specialized degrees and certificates in water and wastewater treatment and water resources technologies and is the proctoring agency for the Arizona Department of Environmental Quality (ADEQ) Operator Certification exams. We have been providing operator exam services since 2008 in partnership with ADEQ and the Association of Boards of Certifications (ABC).

The Arizona Department of Environmental Quality aims to protect and enhance public health and the environment in Arizona. ADEQ is committed to leading Arizona and the nation in protecting the environment and improving the quality of life for the people of our state.

The ADEQ Certification testing program establishes guidelines to ensure that only certified operators make decisions about process control or system integrity that affects public health.  The program establishes minimum standards for certification and recertification of the operators of drinking water and wastewater systems.

Learn more below about taking the ADEQ Operator Certification Exam.

Thinking About Taking the ADEQ Operator Certification Exam?
Click Here to See if You Qualify to take the exam.

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Contact  the following second link for ADEQ's Operator Certification Program  information for requesting early exam approval, scheduling a free practice exam, and any other general operation information.


ADEQ Operator Certification Program
Gateway Community College
Washington Campus
108 N. 40th Street  |  Phoenix, AZ 85034

If you are having trouble getting to a test session or need to contact us about your test, use the email below.  This is the quickest way to get contact: 


ADEQ Operator Certification Program
For further information, contact 

Maggie Wright

AZ Water Certification Testing Coordinator