Pretreatment standards for existing sources.
Any existing source subject to this subpart that introduces process wastewater pollutants into a publicly owned treatment works must comply with 40 CFR part 403
. In addition, the following pretreatment standard establishes the quantity or quality of pollutants or pollutant properties controlled by this section which may be discharged to a publicly owned treatment works by any existing point source subject to the provisions of this subpart.
|Pollutant or pollutant property
|Oil and grease
[41 FR 16281, Apr. 16, 1976, as amended at 60 FR 33939, June 29, 1995]