On September 28, 1999 the City Council passed
ordinances that pertain to storm water quality.

These ordinances require owners , developers, contractors
or facility operators to have a Storm Water Discharge 
and/or Land Disturbing permit for construction or industrial
 activities based on 1992 Clean Water Act guidelines.

 Oklahoma City Municipal Code

 Chapter 16
Drainage & Detention

Chapter 48
Grading, Erosion, and Sediment Control

 Chapter 57
Permitting and Enforcement