9-3-4: REGULATED SUBSTANCES:
   A.   Hazardous And Toxic Substances: The substances to be regulated include certain known hazardous or toxic substances which may cause contamination of the Three Forks aquifer.
   B.   List Of Substances; Periodic Review: The substances to be regulated are those set forth on, or referred to in, the list entitled "Exhibit A, Regulated Substances", Section 9-3-8 of this Chapter. The list will be reviewed and revised as necessary by formal amendment of this Chapter. A mixture shall be deemed a regulated substance if it contains more than one percent (1%) by volume of any regulated substance.
   C.   Exceptions: This Chapter shall not apply to regulated substances that:
      1.   Are handled in a quantity less than or equal to the household quantity listed for that substance in Exhibit A, Section 9-3-8 of this Chapter;
      2.   Are contained in consumer products packaged for distribution to, and use by, the general public for personal or household purposes;
      3.   Are contained in commercial office supplies used by a business not engaged in commercial printing or reproduction;
      4.   Are contained in a vehicle fuel tank. (Ord. 225, 1993)