U.S. Code of Federal Regulations

Regulations most recently checked for updates: Nov 26, 2022

§ 443.20 - Applicability; description of the asphalt concrete subcategory.

The provisions of this subpart are applicable to discharges resulting from the production of asphalt concrete.

§ 443.21 - Specialized definitions.

For the purpose of this subpart:

(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.

(b) The term “process wastewater” shall mean any water which, during the manufacturing process, comes into direct contact with any raw material, intermediate product, by-product, or product used in or resulting from the production of paving asphalt concrete.

(c) The term “process wastewater pollutants” shall mean any pollutants present in the process wastewater.

§ 443.22 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

Except as provided in §§ 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT): There shall be no discharge of process waste water pollutants to navigable waters.

[60 FR 33969, June 29, 1995]

§ 443.23 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

The following limitations establish the quantity or quality of pollutants or pollutant properties which may be discharged by a point source subject to the provisions of this subpart after application of the best available technology economically achievable: There shall be no discharge of process wastewater pollutants to navigable waters.

§ 443.24 - [Reserved]

§ 443.25 - Standards of performance for new sources.

The following standards of performance establish the quantity or quality of pollutants or pollutant properties which may be discharged by a new source subject to the provisions of this subpart: There shall be no discharge of process wastewater pollutants to navigable waters.

§ 443.26 - Pretreatment standard for new sources.

Any new 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 a new source subject to the provisions of this subpart:

Pollutant or pollutant property Pretreatment standard
BOD5No limitation.
TSS Do.
pH Do.
Oil and grease100 mg/l.
[40 FR 31191, July 24, 1975, as amended at 60 FR 33969, June 29, 1995]