The following basis shall be utilized for the establishment of sewer service charges:
A. Residential (single-family, multiple dwellings, and mobile home parks). Each residential unit shall pay a flat rate per month for each dwelling unit.
B. Commercial and institutional (excluding such commercial establishments as are determined by the director to produce wastewaters with a higher BOD or suspended solids content than Visalia domestic wastewater or to possess other characteristics requiring additional treatment costs). Each licensed business, institutional, and commercial establishment (including businesses and professional offices, motels, schools and hospitals) shall pay in accordance with the rate schedule as set by resolution of the city council.
C. Industrial (including high-strength or additional treatment requirement commercial dischargers as described in subsection (B) of this section).
1. All significant industrial and commercial sources shall be charged on the basis of set amounts for each million gallons of wastewater flow, each pound of BOD, and each pound of suspended solids discharged by individual users per month, in accordance with a rate schedule set by resolution of the city council. Measurement of BOD and suspended solids shall be performed by the city or by a laboratory approved by the city; the frequency and number of tests for each characteristic to be determined by the director. All such testing shall be at the expense of the expense of the discharger;
2. All industrial sources determined by the director not to be significant dischargers shall be charged a flat rate per month based on the quantity and strength of their wastewater as determined by the director, in general accordance with the rate schedule for subsection (C)(1) of this section set by resolution of the city council. (Ord. 2006-02 (part), 2006: Prior code § 4287)