Each user must notify the Wastewater Superintendent of any planned significant changes to the user’s operations or system which might alter the nature, quality or volume of its wastewater at least 90 days before the change.
(C) For purposes of this requirement, significant changes include, but are not limited to, monthly average flow increases of 10% or greater, and the discharge of any previously unreported pollutants.
(1996 Code, § 168-36)