Maricopa County

Do I need a Grading and Drainage plan with my permit application?

This tool is for residential lots only and not intended for subdivisions, development master plans, commercial, industrial, and multi-family residential developments.
Am I in a Flood Plain?

Step 1: Find the structure that best describes your proposed construction.

Step 2: Find the condition that best describes where you are proposing the construction.

Step 3: Submit