The Maricopa County Environmental Services Stormwater Program is responsible for maintaining the MS4 permit requirements for stormwater discharges in unincorporated urbanized areas of Maricopa County.
Complaint line (602) 506-6616 or
Stormwater@maricopa.gov
Program Supervisor
Autumn.Martinez@maricopa.gov
(602) 526-6204
Outreach Coordinator
Kristin.Homuth@maricopa.gov
(602) 689-2369