top of page

Click the ▶︎ on the video window to watch

the first few minutes (no log-in required).

For Evaluation Only.

Not for training.

(IDDE) Illicit Discharge Detection and Elimination "A Grate Concern"

Municipal separate storm sewer system ("MS4") operators are required to train employees and contractors on control measures for Stormwater pollution prevention. One such control measure is illicit discharge detection and elimination (IDDE). This kit is designed to train government employees and contractors on IDDE. The video focuses on the hazards of illicit discharges and shows employees how to spot them. It shows typical illicit discharges occurring at their source (at storm drain inlets) and at outfalls. It shows what evidence of past illicit discharges looks like. It instructs employees to report any suspected illicit discharges. 


1. Introduction
2. Types Of Illicit Discharges
3. Spotting Illicit Discharges
4. What You Can Do

bottom of page