Drainage, Runoff and Pollution


Discharges are anything that is poured and/or flows into the stormwater drainage system in Plano. Because the stormwater drainage systems lead directly to the nearest bodies of water without any type of treatment, it is important to be aware of what is and is not allowed to flow through these drains.

Learn more about authorized and unauthorized discharges into the stormwater system.

Know Where It Goes

Watch these videos for more information on the different types of unauthorized discharges and stormwater pollution:

Pollution Prevention for Residents

Report Pollution in Plano

To report an instance of stormwater pollution or illegal/unauthorized discharge, please call the Illegal Discharge Hotline at (972) 941-7184.