The citywide storm water capital facilities charge established by RMC 13.20.030 shall be calculated for property development based upon the number of impervious units proposed to be created by the development. The charge is $1,342.00 for each impervious unit. The total charge to be paid in connection with any development approval shall be determined by multiplying the total number of impervious units to be created by the proposed development by the charge for each unit. (Ord. 2921 § 2 (part), 2018: Ord. 2566 § 2 (part), 2010: Ord. 2464 § 4 (part), 2009: Ord. 2320 § 2, 2006: Ord. 2041 § 1 (part), 1999).