(1) The provisions of sections 6.501 to 6.596 of this code set forth requirements for the industrial discharge of pollutants into the city wastewater system. The objectives of these sections are to:

(2) In achieving the objectives of sections 6.501 to 6.596 of this code it shall be the policy of the city to actively support the community’s commerce and industry through accommodation, assistance and cooperation consistent with the city’s responsibility to protect the waters of the state from pollution and to secure the health, safety and welfare of the residents of the metropolitan area.

(3) Pollutants shall be accepted into the city wastewater system subject to regulations and requirements as may be promulgated by state and federal regulatory agencies or the city for the protection of sewerage facilities and treatment processes, public health and safety, receiving water quality and avoidance of nuisance. Pretreatment standards shall be developed to ensure that, at a minimum, the city and industrial users comply with Sections 307(b) and 307(c) of the Federal Water Pollution Control Act, as amended by the Clean Water Act of 1977 and the regulations promulgated pursuant to these sections of the Act, including but not limited to, 40 CFR Part 403 (General Pretreatment Regulations) and 40 CFR Chapter I Subchapter N (National Categorical Pretreatment Standards).

(4) The city manager, in carrying out the provisions of sections 6.501 to 6.596 of this code regarding industrial discharge of pollutants by industrial users into the city wastewater system necessary for the proper disposal of wastewater and stormwater from the city and adjacent territory, is authorized, in his or her administrative discretion, to adopt and to promulgate as regulations any laws of the state or the federal government in accordance with the procedures of section 2.019 of this code. Discharge permit conditions shall be predicated on federal, state and local regulations and requirements and on the results of analysis of the type, concentration, quantity and frequency of discharge including the geographical relationship of the point of discharge to sewerage and treatment facilities. Discharge permits may include, but shall not be limited to, conditions pertaining to discharge standards, self monitoring requirements, treatment methods, housekeeping practices, inventory storage, manufacturing methods, etc., that are intended to protect the waters of the state. Permit conditions shall be reevaluated upon expiration of the permit and may be revised by the city manager as required, to remain consistent with local, state or federal laws, regulations and requirements or to meet any emergency.

(5) The city manager shall administer, implement, and enforce the provisions of sections 6.501 to 6.596 of this code to ensure that the city’s pretreatment program complies with the objectives of sections 6.501 to 6.596 of this code, the applicable state and federal laws and regulations and the city’s policy to cooperate with the state and federal government. Cross references in sections 6.501 to 6.596 of this code to other statutes and regulations are to the versions thereof in effect on the effective date of this ordinance.