Section 309.149  Authority to Require Notice of Introduction of Pollutants into Publicly Owned Treatment Works

The Agency must include in all NPDES Permits issued to publicly owned or publicly regulated treatment works conditions requiring the permittee to give notice to the Agency of the following:

a)         Any new introduction of pollutants into the treatment works from a source that would be a new source as defined in section 306 of the CWA if the source were discharging pollutants directly to the waters of the State;

b)         Except for categories and classes of point sources or discharges that may be specified by the Agency, any new introduction of pollutants into the treatment works from a source that would be a point source subject to section 301 of the CWA if it were discharging those pollutants directly to the waters of the State;

c)         Any substantial change in volume or character of pollutants being introduced into the treatment works by a source introducing pollutants into the works at the time the permit is issued; and

d)         All notices required of publicly owned or publicly regulated treatment works under this section must be in the form and content required by the Agency, and must include information on:

1)         The quality and quantity of wastewater to be introduced into such treatment works, and

2)         Any anticipated impact of such change in the quantity or quality of effluent to be discharged from the publicly owned or publicly regulated treatment works.

(Source:  Amended at 47 Ill. Reg. 5017, effective March 23, 2023)