Minn. R. agency 167, ch. 7053, EFFLUENT LIMITS AND TREATMENT REQUIREMENTS FOR DISCHARGES TO WATERS OF THE STATE, pt. 7053.0225

Current through Register Vol. 49, No. 24, December 9, 2024

Part 7053.0225 - REQUIREMENTS FOR POINT SOURCE DISCHARGES OF INDUSTRIAL OR OTHER WASTES

Subpart 1.Applicable effluent limits.

Any person discharging industrial or other wastes from a point source shall comply with the requirements in items A to C.

A. Point source dischargers of industrial or other wastes must comply with all applicable federal standards adopted by the United States Environmental Protection Agency under sections 301, 306, and 307 of the Clean Water Act, United States Code, title 33, sections 1311, 1316, and 1317. Code of Federal Regulations, title 40, parts 401 through 469, are incorporated by reference.

B. If effluent limits for five-day carbonaceous biochemical oxygen demand, total suspended solids, pH, or oil are not established by the federal standards under item A for any point source discharger of industrial or other wastes, the point source discharger shall comply with the effluent limits for those substances established in part 7053.0215, subpart 1, or with such other equivalent mass limits established under part 7053.0205, subpart 8, if applicable.

C. Point source dischargers of industrial or other wastes shall comply with all additional effluent limits established by the agency in any permit proceeding for that discharger through application of the criteria provided by Code of Federal Regulations, title 40, part 125, subpart A.

Subp. 2.Feedlot exemption.

The requirements of subpart 1, items B and C, do not apply to animal feedlots.

Subp. 3.Dredge disposal exemption.

The requirements for total suspended solids and phosphorus under subpart 1, item B, and for phosphorus under subpart 4, do not apply to waters discharged from a dredge disposal facility and returned to the water body where the water was removed if:

A. best management practices and best practicable technology are established in a state disposal system permit for the facility; and

B. the designated uses as established under parts 7050.0140 and 7050.0400 to 7050.0470 are maintained.

Subp. 4.Nutrient control requirements.

In addition to the requirements of subpart 1, a person discharging industrial or other wastes from a point source shall comply with the nutrient control requirements of part 7053.0255.

Subp. 5.Exception for total suspended solids limits for ponds.

A point source discharger of industrial or other wastes that uses a stabilization pond or aerated pond as the principal method of biologically treating the waste shall comply with subparts 1 to 4, except that the total suspended solids effluent limits applicable to a discharger under subpart 1, item B, are the limits in part 7053.0215, subpart 3, rather than the total suspended solids limits in part 7053.0215, subpart 1.

Subp. 6.Toxic or corrosive pollutants.

In addition to the requirements of subpart 1, a person discharging industrial or other wastes from a point source shall comply with the control requirements of part 7053.0215, subpart 1, for toxic or corrosive pollutants.

Minn. R. agency 167, ch. 7053, EFFLUENT LIMITS AND TREATMENT REQUIREMENTS FOR DISCHARGES TO WATERS OF THE STATE, pt. 7053.0225

32 SR 1699

Statutory Authority: MS s 115.03; 115.44