The Environmental Services Department ensures a safe and healthy Maricopa County through restaurant inspections, monitoring of drinking water, waste disposal, swimming pool inspections, and vector-borne disease control.


The Environmental Services Department permit dropbox and the office located at 501 N. 44th Street are permanently closed. The dropbox for paper plans is available to customers at our new location: 301 W. Jefferson St., Suite # 170, Phoenix AZ, 85003.

Please remember you can also submit an application electronically to our Department by following the steps outlined on our Permits, Forms, and Applications page.

Masks in County Buildings



p: 602-506-6616
Locations & Hours

Inspectors Verification Hotline:
p: 602-506-6616


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  1. Sat, Oct 23

    Mosquito Adulticide Mosquito spraying for Saturday October 23, 2021 wi...
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  2. Sun, Oct 24

    Mosquito Adulticide Mosquito spraying for Sunday October 24, 2021 will...
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  3. Mon, Oct 25

    Mosquito Adulticide Mosquito spraying for Sunday October 25, 2021 will...
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  4. Thu, Nov 11

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  5. Thu, Nov 25

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COVID-19 (Coronavirus) -- Learn about the virus, what you can do, latest updates, and more at: Maricopa.gov/Coronavirus


  1. Dinner sitting on a table in a restaurant

    Restaurant Ratings
    Use our online database to search for restaurant ratings.

  1. Pools-Public
    Use our online database to search for Swimming Pool Inspections.
  1. Fight the Bite - Day or Night
    Find out everything you need to know about mosquitoes.


For nearly 65 years, Maricopa County Environmental Services Department has been working with our community to ensure a safe and healthy environment. Maintaining a healthy environment improves quality of life and seeks to prevent exposure to mosquito-borne diseases and hazardous substances in food, water, and soil. Using education and innovative methods our Environmental Health professionals take proactive steps to protect the more than 4 million residents of Maricopa County and its visitors. Click on the tab below to view the current employment opportunities with the Environmental Services Department.