1. For purposes of this section,“at-risk system” means a city drinking water, sanitary sewage, or storm water drainage system that the city determines meets any of the following criteria:
- a. The system serves a disadvantaged community as described in section 455B.199B.
- b. The system includes a water treatment plant, water distribution system, or wastewater treatment plant that has not been operated by a competent operator pursuant to section 455B.223 within the previous twelve months.
- c. The system violated one or more state or federal statutory or regulatory requirements in a manner that affects the safety, adequacy, or efficiency of its services or facilities.