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Contact us:

If you want more information, or have questions, contact:

City of Phoenix
Water Services Department
Environmental Services Division
Environmental Monitoring
2474 S. 22 Ave. Bldg. #31
Phoenix, AZ   85009

Office Hours are Monday through Friday, 8 a.m. – 5 p.m. Mountain Standard Time.
The plant is a secure site, with a guard station. Visitors are required to provide photo identification when entering.

(602) 262-1859 main number   (602) 534-7151 fax

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E-Mail
E-mail addresses for management staff are listed in each program's section.

Have comments, questions, or suggestions.  Your feedback is very important to us, and we appreciate your interest in our services. While we can't guarantee that we'll incorporate every great idea our customers have, we will take each and every suggestion under consideration. Unsure who to contact?  Create a general information request directly to the Environmental Monitoring Section

Please note the Contact Us feature at the bottom of each page routes your feedback to the City's Public Information Office.

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Map to our location

We’re located on the grounds of the City of Phoenix 23rd Avenue Wastewater Treatment Plant.  That's just southwest of Interstate 17’s Durango Curve, south of Durango Avenue and west of 19th Avenue.   The Pollution Control Division is in the Water Services Building #31.  The plant is a secure site, with a guard station. Visitors are required to provide photo identification when entering. Parking is available in any unmarked space.

Please remember during periods of heightened ORANGE or RED security only those with an appointment and having photo identification will be permitted to enter the City of Phoenix 23rd Avenue Wastewater Treatment Plant.   Please be sure to have an appointment and be expected by someone on the Plant site who can verify your visit.