(A) There is hereby levied and assessed wastewater service charges on each lot, parcel of land, building or premises having any sewer connections with the sanitary sewer system of the city, or otherwise discharging wastewater, industrial wastes, water or other liquids, either directly or indirectly into the city wastewater system. References in this chapter to the city shall mean the wastewater department, city manager, city engineer, finance director and their delegates. The wastewater service charges shall consist of the base charge, volume charge, strength surcharge and industrial waste surveillance charge as follows.
(1) Base charge. The flat rate fee charged to each account regardless of volume of wastewater. This includes the first 1,000 gallons.
(2) Volume charge.
(a) The service charge based on the volume of standard strength wastewater and charged to all accounts in addition to the base charge, for volume in excess of 1,000 gallons.
(b) Standard strength wastewater shall include the maximum strength as follows.
BOD (5 day): 200 mg/l
Suspended Solids: 250 mg/l
(3) Strength surcharge. The charge based on the pounds of BOD and suspended solids in excess of the amount in standards strength wastewater and charged to all industrial accounts in addition to all other charges.
(4) Industrial waste surveillance charge. The flat rate fee charged to each industrial class account in addition to all other charges.
(B) The classes of users shall be as follows. A user in the divisions listed may be excluded if it is determined that it will introduce primarily segregated domestic wastes or wastes from sanitary conveniences. The city engineer shall have the authority to determine the class of each user.
(1) Domestic class. Shall include all single or multiple-unit residential accounts with domestic type wastewater only (defined as wastes from water closets, lavatories, sinks, bathtubs, showers, household laundries, cellar floor drains, and other sources associated with domestic households). A residence which includes a commercial establishment shall be considered a domestic account if the wastewater produced is primarily domestic in nature, and the flow contributed by the commercial activities of the establishment is a secondary flow of the sewer connection, and does not exceed the standards for standard strength wastewater.
(2) Commercial class. Shall include all nonresidential accounts that are not required to be in the industrial class.
(3) Industrial class. Shall include all accounts with nondomestic-type wastewater, the account meeting the criteria of the Federal Water Pollution Control Act of 1972 (Pub. L. 92-500) as interpreted by the U.S. EPA Rules and Regulations published in the Federal Register (Vol. 38, No. 161) on Tuesday, August 21, 1973, as follows: Sec. 35.905-19, Industrial user. Any nongovernmental user of publicly-owned treatment works identified in the Standard Industrial Classification Manual, 1972, Office of Management and Budget, as amended and supplemented, under the following divisions.
(a) Division A: Agriculture, forestry and fishing.
(b) Division B: Mining.
(c) Division D: Manufacturing.
(d) Division E: Transportation, communications, electric gas and sanitary services.
(e) Division I: Services.
(4) Governmental/institutional class user. Hospitals, nursing homes, schools, city, county, state or federal buildings or facilities that discharge wastewater into public wastewater treatment works or facilities.
(‘97 Code, § 51.60) (Ord. 35-84, passed 8-20-84; Am. Ord. 9-95, passed 2-20-95; Am. Ord. 21-12, passed 10-16-12; Am. Ord. 10-22, passed 11-1-22)