Stormwater pollution is currently the major cause of water pollution today.  The Town of Marana is regulated under the Phase II stormwater program known as the Arizona Pollutant Discharge Elimination System (AZPDES).

Read the Stormwater Management Program
Title 25 - Stormwater Management

Bat and hummingbird study

Volunteers are needed for a hummingbird feeder monitoring study. Participation by people living in or near Marana town limits is especially encouraged to determine the presence of lesser long-nosed bats. It’s easy and interesting to volunteer on this citizen science project. 

Invasive species management

Invasive plant species are defined as those plants that do not naturally occur in our area, and threaten their new environment once they are introduced.