(A)   For the purpose of this section, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
      BACKFLOW.  Water of questionable quality, wastes, or other contaminants entering the village's water system due to a reversal of flow.
      SAFE AIR GAP.  The minimum distance of a water inlet or opening above the maximum high water level or overflow rim in a fixture, device, or container to which public water is furnished which shall be not less than 2 times the inside diameter of the water inlet pipe, but shall not be less than 1 inch and need not be more than 12 inches.
      SECONDARY WATER SUPPLY.  A water system maintained in addition to the village water system, including, but not limited to, water systems from ground or surface sources not meeting the requirements of Public Act 399 of 1976, being M.C.L.A. §§ 325.1001 to 325.1023, or water from a public water supply which in any way has been treated, processed, or exposed to any possible contaminant or stored in other than an approved storage facility.
      SUBMERGED INLET.  A water pipe or extension thereto from a public water supply terminating in a tank, vessel, fixture, or appliance which may contain water of questionable quality, waste, or other contaminant, and which is unprotected against backflow.
   (B)   (1)   The village shall develop a comprehensive control program for the elimination and prevention of all cross-connections.
      (2)   The plan for the program shall be submitted to the Michigan Department of Public Health for review and approval.
      (3)   After the plan has been approved by the Michigan Department of Public Health, the village shall implement the program for removal of all existing cross-connections and prevention of all future cross-connections.
      (4)   The village shall report annually to the Department of Public Health on the status of the cross-connection control program, as required by the Department of Public Health.
   (C)   The following shall be prohibited.
      (1)   A cross-connection shall not be made between the village water system and a secondary water supply.
      (2)   A cross-connection shall not be made by submerged inlet.
      (3)   A cross-connection shall not be made between the village water system and piping which may contain sanitary waste or a chemical contaminant.
      (4)   A cross-connection shall not be made between the village water system and piping immersed in a tank or vessel which may contain a contaminant.
   (D)   (1)   A user of the village water system shall obtain written approval from the village of any proposed corrective action or protective device before using or installing it.
      (2)   The time allowed for completion of the necessary corrections shall be contingent upon the degree of hazard involved and include the time required to obtain and install equipment.
      (3)   If the cross-connection has not been removed, after a reasonable period of time, the village shall physically separate the public water supply from the on-site plumbing system in such a manner that the 2 systems cannot again be connected by any unauthorized person.
   (E)   (1)   When a secondary water source is used in addition to a public water system, exposed public water and secondary water piping shall be identified by distinguishing colors or tags and so maintained that each pipe may be traced readily in its entirety.
      (2)   If piping is so installed that it is impossible to trace it in its entirety, it will be necessary to protect the public water system at the service connection in a manner acceptable to the Department of Public Health and the village.
   (F)   A private water storage tank supplied from a public water system shall be deemed a secondary water supply unless it is designed and approved for potable water usage.
   (G)   It shall be the responsibility of the property owner to maintain cross-connection prevention devices in good working order and to make no piping or other arrangements for the purpose of altering or bypassing the devices.
   (H)   (1)   The village is hereby authorized to discontinue water service after reasonable notice to any premises where a cross-connection exists.
      (2)   The village may take the other precautionary measures as necessary to eliminate any danger of contamination of the water system.
      (3)   Water service to the premises shall not be restored until the cross-connection has been eliminated and the customer pays a turn-on charge.
   (I)   (1)   The village shall immediately stop water service to any customer discovered to have a cross-connection which creates an imminent health hazard.
      (2)   Water service shall not be restored until the violation is permanently corrected.
   (J)   (1)   The potable water supply made available on the properties served by the village water system shall be protected from possible contamination as specified by this chapter and by the state and village plumbing code.
      (2)   Any water outlet which could be used for potable or domestic purposes and which is not supplied by the potable system must be labeled in a conspicuous manner as:  “WATER UNSAFE FOR DRINKING.”
   (K)   This section does not supersede the State Plumbing Code, but is supplementary to it.
(1992 Code, § 8.10)  Penalty, see § 50.99