§ 52.02 DEFINITIONS.
   Except as stated in this subchapter, and unless a different meaning of a word or term is clear from the context, the definition of words or terms in this subchapter shall be the same as those used in the Act and the State Groundwater Protection Act (415 ILCS 55/1 (1996)):
   ACT. The Environmental Protection Act (415 ILCS 5/1 (1996)).
   AGENCY. The State Environmental Protection Agency.
   BOARD. The State Pollution Control Board.
   COMMUNITY WATER SUPPLY. A public water supply which serves or is intended to serve at least 15 service connections used by residents or regularly serves at least 25 residents.
(415 ILCS 5/3.05)
   MAXIMUM SETBACK ZONE. The area around a community water supply well established under § 14.3 of the Act and this subchapter, and identified in § 52.06 and described in Appendix A of this chapter.
   MINIMUM SETBACK ZONE. The area around a community water supply well established under § 14.2 of the Act and this subchapter, and identified in § 52.06 and described in Appendix A of this chapter.
   POTENTIAL PRIMARY SOURCE.  
      (1)   Any unit at a facility or site not currently subject to a removal or remedial action which:
         (a)    Is utilized for the treatment, storage, or disposal of any hazardous or special waste not generated at the site;
         (b)   Is utilized for the disposal of municipal waste not generated at the site, other than landscape waste and construction and demolition debris;
         (c)   Is utilized for the landfilling, land treating, surface impounding or piling of any hazardous or special waste that is generated on the site or at other sites owned, controlled, or operated by the same person; or
         (d)   Stores or accumulates at any time more than 75,000 pounds above ground, or more than 7,500 pounds below ground, of any hazardous substances.
      (2)   A new POTENTIAL PRIMARY SOURCE is:
         (a)   A potential primary source which is not in existence or for which construction has not commenced at its location as of January 1, 1988;
         (b)   A potential primary source which expands laterally beyond the currently permitted boundary, or if the primary source is not permitted, the boundary in existence as of January 1, 1988; or
         (c)   A potential primary source which is part of a facility that undergoes major reconstruction. The reconstruction shall be deemed to have taken place where the fixed capital cost of the new components constructed within a two-year period exceed 50% of the fixed capital cost of a comparable entirely new facility.
      (3)   Construction shall be deemed commenced when all necessary federal, state, and local approvals have been obtained, and work at the site has been initiated and proceeds in a reasonably continuous manner to completion.
(415 ILCS 5/3.59)
   POTENTIAL ROUTE. Abandoned and improperly plugged wells of all kinds, drainage wells, all injection wells, including closed-loop heat pump wells, and any excavation for the discovery, development, or production of stone, sand, or gravel.
      (1)   A new POTENTIAL ROUTE is:
         (a)   A POTENTIAL ROUTE which is not in existence or for which construction has not commenced at its location as of January 1, 1988; or
         (b)   A POTENTIAL ROUTE which expands laterally beyond the currently permitted boundary or, if the potential route is not permitted, the boundary in existence as of January 1, 1988.
      (2)   Construction shall be deemed commenced when all necessary federal, state, and local approvals have been obtained, and work at the site has been initiated and proceeds in a reasonably continuous manner to completion.
(415 ILCS 5/3.58)
   POTENTIAL SECONDARY SOURCE.  
      (1)   Any unit at a facility or a site not currently subject to a removal or remedial action, other than a potential primary source, which:
         (a)   Is utilized for the landfilling, land treating, or surface impounding of waste that is generated on the site or at other sites owned, controlled, or operated by the same person, other than livestock and landscape waste, and construction and demolition debris;
         (b)   Stores or accumulates at any time more than 25,000 but not more than 75,000 pounds above ground, or more than 2,500 but not more than 7,500 pounds below ground, of any hazardous substances;
         (c)   Stores or accumulates at any time more than 25,000 gallons above ground, or more than 500 gallons below ground, of petroleum, including crude oil or any fraction thereof which is not otherwise specifically listed or designated as a hazardous substance;
         (d)   Stores or accumulates pesticides, fertilizers, or road oils for purposes of commercial application or for distribution to retail sales outlets;
         (e)   Stores or accumulates at any time more than 50,000 pounds of any de-icing agent; or
         (f)   Is utilized for handling livestock waste or for treating domestic wastewaters other than private sewage disposal systems as defined in the Private Sewage Disposal Licensing Act.
      (2)   A new POTENTIAL SECONDARY SOURCE is:
         (a)   A POTENTIAL SECONDARY SOURCE which is not in existence or for which construction has not commenced at its location as of July 1, 1988;
         (b)   A POTENTIAL SECONDARY SOURCE which expands laterally beyond the currently permitted boundary or, if the secondary source is not permitted, the boundary in existence as of July 1, 1988, other than an expansion for handling of livestock waste or for treating domestic wastewaters; or
         (c)   A POTENTIAL SECONDARY SOURCE which is part of a facility that undergoes major reconstruction. The reconstruction shall be deemed to have taken place where the fixed capital cost of the new components constructed within a two-year period exceed 50% of the fixed capital cost of a comparable entirely new facility.
      (3)   Construction shall be deemed commenced when all necessary federal, state, and local approvals have been obtained, and work at the site has been initiated and proceeds in a reasonably continuous manner to completion.
(415 ILCS 5/3.60)
   UNIT. Any device, mechanism, equipment, or area (exclusive of land utilized only for agricultural production). This term includes secondary containment structures and their contents at agrichemical facilities.
(415 ILCS 5/3.62)
(Ord. O-41-2-98, passed 2-11-1998)