Each sewer customer shall pay for sewer service provided to the customer by the city based upon use of water as determined by a water meter acceptable to the city. Water meters shall be read on or about the 15th day of each month following the commencement of service. The city shall prepare and issue bills for sewer service on or before the first day of the month after the month when service was provided. [Ord. 467 § 2, 1998; Code 1975 § 3-3.0509.]