931.13 SEWER SERVICE CHARGES.
   (a)   Effective with all billings of January 1, 1975, and thereafter, there is levied and assessed sewer service charges, on each lot, parcel of land, building or premises having any sewer connections with the sanitary sewerage system of the City, or otherwise discharging sewage, industrial wastes, water or other liquids, either directly or indirectly into the City sewerage system.
   (b)   The sewer service charges shall consist of the debt service charge, user charge for operation, maintenance and replacement, strength surcharge and industrial waste surveillance charge as follows:
      (1)   “Debt service charge” means the flat rate fee charged to each account to cover debt service and capital improvements.
      (2)   “User charge” means the service charge based on the volume of normal domestic sewage discharged to the treatment system.
         A.   Normal domestic sewage shall include the maximum strengths as follows:
Milligrams Per Liter
 
Biochemical Oxygen Demand (five days)
200
Suspended solids
250
Phosphorus
10
         B.   Debt service charge, user charge, industrial waste surveillance charge and strength surcharge shall be billed once each month.
      (3)   “Strength surcharge” means the charge based on the organic loading in excess of the normal domestic sewage and charged to all industrial accounts in addition to all other charges.
      (4)   "Industrial waste surveillance charge" means the flat rate fee charged to each industrial class account in addition to all other charges.
   A separate account shall be established for each meter used to establish volumes of sewage flow.
   (c)   The classes of users shall be as follows:
      (1)   "Domestic class" shall include all single or multiple unit residential accounts with domestic-type sewage only. A residence which includes a commercial establishment shall be considered a domestic account if the sewage 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.
      (2)   "Commercial class" means nonresidential accounts that are not required to be in the industrial class. Transient residences shall be commercial accounts.
      (3)   "Industrial class" means all industrial user accounts with industrial waste discharges meeting the criteria of the Act.
      (4)   A user in the industrial class may be excluded if it is determined that it will introduce segregated domestic wastes or wastes from sanitary conveniences only. (Ord. 3995. Passed 11-28-95.)