Illicit Discharge Detection and Elimination (IDDE)

What is an Illicit Discharge?

“Illicit Discharge” is defined as the disposing, dumping, spilling, emitting, or any other discharge of a substance other than stormwater to a municipal separate storm sewer system.  The storm sewer system includes streets, ditches, catch basins, yard inlets, lakes, and streams. 

Examples of illicit discharges include:

• Sanitary wastewater piping that is directly connected from a home to the storm sewer
• The pouring of materials such as oil, fertilizers, lawn clippings, paints or gasoline, into a storm drain, ditch, or water body
• A shop floor drain that is connected to the storm sewer system
• A failing septic system that is that is leaking into a damaged storm sewer line or that is causing surface discharge into the storm sewer

Municipal Code: Chapter 35 of the City Ordinance, sec. 35-52 Illicit Discharges.