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Construction Site Requirements

How Do I Get a Stormwater Permit? 

Pre-Construction Application

Post-Construction Application

Pre-Construction Flowchart

Maricopa County Stormwater Quality and Management Discharge Control Regulation

Application Addendum-Supplemental Requests 


Post Construction Resources

Post-Construction Information

Post-Construction Flowchart

Post-Construction Design Waiver

Stormwater BMP Maintenance Agreement

Stormwater BMP Maintenance Manual

Contact Us

  1. Email the Stormwater Quality Program

    Physical Address
    2222 S 27th Ave.
    Phoenix, AZ 85009

    Phone : 602-506-5557

    File a Complaint

    Take our Survey

  1. Maricopa County Seal
    301 West Jefferson Street
    Phoenix, Arizona 85003

    Main Line:  602-506-3011
    ADA Compliance

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