Any person who discharges or causes to be discharged any water or wastewater in violation of this chapter and such discharge, either singly or by interaction with other discharges, results in damage to or is otherwise detrimental to or adversely affects the POTW, storm drain system or waters of the state shall be liable to the city for expenses necessary to correct that damage, detriment or adverse effect. The expenses may include, but are not limited to, costs for labor, material, inspection and overhead. Any expenses resulting from the investigation of unlawful discharges shall be collected from the responsible party. In addition, any monetary penalties imposed against the city shall also be costs for which the violator is liable to the city. (Ord. 1598 § 1 (part), 2014)